Natural spatial subsidies in continental Antarctic soil
Entry ID:
K052_2001_2005_NZ_1
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Summary
Abstract:
The soils of the McMurdo Dry Valleys are hypothesized to rely on external sources of nutrients (carbon, nitrogen, etc). The importance of these spatial subsidies on productivity and biological diversity of dry valley soils was investigated over several seasons in the Garwood Valley. Sampling of the soil, microbial mats and foam from each identified landform and from Lake Colleen was undertaken for ... analysis of a variety of soil biological and chemical properties in order to gain an idea of the general spatial variation of these properties (before experimental work) and to determine the size of the soil microbial communities, the rates of microbial respiration and the abundance of selected invertebrate groups. Soil samples were collected and analysed to quantify carbon and nitrogen pools, potential decomposition and nitrogen release under optimal conditions and potential microbial use of a variety of test C and N substrates. The importance of spatial subsidy materials on the four different landforms was tested with the addition of lakeshore foam and algal mats at two levels of application, plus appropriate treatment controls. Pre-treatment soil samples were taken for a variety of chemical analysis to establish baseline parameters. After subsidy applications, field measurements were made of the short -term changes (over the first six days after treatment application) in in-situ microbial activity and the composition of gases being released into the atmosphere. After six days, a second set of soil samples were collected for post treatment measurements of soil community composition and diversity, potential microbial activity and decomposer processes. Soil samples were again taken 2 years later for medium term respiratory processes but also for laboratory controlled replicate experiment for in-situ confirmation of initial nitrogen limitation and later carbon limitation. Studies were in the 01/02, 02/03 and 04/05 seasons in the Garwood Valley.
Related URL
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Description:
The Antarctic Dry Valley soils project
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Geographic Coverage
(Click for Interactive Map)
Spatial coordinates
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N: 57.56
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S: 56.67
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E: -135.05
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W: -136.71
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Data Set Citation
Dataset Originator/Creator:
DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce
Dataset Title:
Digital Elevation Model of Sitka, Alaska, Integrating Bathymetric and Topographic Datasets
Dataset Series Name:
NOAA Tsunami Inundation DEMs
Dataset Release Date:
2011-07-26
Dataset Release Place:
Boulder, Colorado
Dataset Publisher:
DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce
Version:
First
Issue Identification:
Sitka, Alaska
Data Presentation Form:
raster digital data
Online Resource:
http://www.ngdc.noaa.gov/dem/squareCellGrid/getReport/1981
Temporal Coverage
Start Date:
1903-01-01
Stop Date:
2011-12-31
Data Resolution
Latitude Resolution:
0.00083333333 Decimal degrees
Longitude Resolution:
0.00083333333 Decimal degrees
Horizontal Resolution Range:
< 1 meter
Vertical Resolution:
0.01 meters
Quality
LOGICAL CONSISTENCY REPORT: Datasets were visually compared internally and externally (with other overlapping datasets and satellite images and maps) in ESRI ArcGIS for identification of anomalous elevations or data inconsistencies. Where elevation inconsistencies occurred, the most recent and/or highest resolution data set was selected for use in that region. Elevations in the older and/or ... lower-resolution datasets were deleted prior to building the DEM. COMPLETENESS REPORT: NGDC made every effort to obtain all available digital topographic and bathymetric datasets in the region for use in building the DEM. HORIZONTAL POSITIONAL ACCURACY REPORT: The horizontal accuracy of bathymetric and topographic features in the DEM is dependent upon the accuracy of the input datasets used to determine corresponding cell values. Topography: Positional accuracy of input topographic datasets limits accuracy of corresponding cell values in DEM. NASA SRTM: 20 to 30 meters; NASA ASTER: 20 to 30 meters. UAF Delta Aerial Survey and TIN: 1 to 3 meters. DEM cell-value relative-contribution factors: SRTM: 1; ASTER: 1; UAF Delta Aerial Survey and TIN: 10. Bathymetry: less than 10 to several hundreds of meters. Positional accuracy of input bathymetric datasets limits accuracy of corresponding cell values in DEM. NOS: less than 1 meter to hundreds of meters; Multibeam surveys: 30 meters. USACE surveys: less than a meter. DEM cell-value relative-contribution factors: Pre GPS navigated NOS surveys: 1; Recent NOS surveys: 10; Multibeam surveys: 1; USACE surveys: 1. VERTICAL POSITIONAL ACCURACY REPORT: The vertical accuracy of bathymetric and topographic features in the DEM is dependent upon the accuracy of the input datasets used to determine corresponding cell values. Vertical accuracy of input topographic datasets limits accuracy of corresponding cells in DEM. NASA SRTM 16 meters; NASA ASTER: 20 meters; UAF Delta Aerial Survey and TIN: less than a meter to 16 meters. DEM cell-value relative-contribution factors: SRTM: 1; ASTER: 1; UAF Delta Aerial Survey and TIN: 10. Bathymetry: 0.3 meters to 5% of water depth. Vertical accuracy of input bathymetric datasets limits accuracy of corresponding cells in DEM. NOS: less than 1 meter to tens of meters; USACE surveys: less than a meter. DEM cell-value relative-contribution factors: Pre GPS navigated NOS surveys: 1; Recent NOS surveys: 10; Multibeam surveys: 1; USACE surveys: 1. Gridding interpolation to determine cell values between sparse NOS hydrographic soundings in deep water degrades the vertical accuracy of deep-water elevations. LINEAGE/PROCESS STEP: PROCESS DESCRIPTION: All datasets obtained by NGDC were converted to common horizontal and vertical datums of WGS84 geographic and Mean High Water, respectively, using FME. They were also converted to common file format, ESRI point shapefiles, for visualization and inspection. LINEAGE/PROCESS STEP: PROCESS DESCRIPTION: Datasets were visually inspected with ArcGIS for identification and editing of data anomalies. Datasets were then compared with overlapping datasets to ensure data consistency. LINEAGE/PROCESS STEP: PROCESS DESCRIPTION: Multibeam surveys were gridded to 1 arc-second spacing (~10 meters) using MB-System's 'mbgrid' tool. The resulting Arc ASCII grid was imported into ArcGIS. LINEAGE/PROCESS STEP: PROCESS DESCRIPTION: xyz files of the bathymetric data were surfaced using GMT's 'surface' tool onto a 1 arc-second grid that interpolated to fill empty cells. Points extracted every 10 meters along the coastline were also included to ensure that the bathymetric grid reached zero at the coast. The resulting Arc ASCII grid was imported into ArcGIS and clipped to the coastline to remove values over land. LINEAGE/PROCESS STEP: PROCESS DESCRIPTION: xyz files for each input dataset were gridded using MB-System's 'mbgrid' tool, which utilizes a high-tension spline interpolation method to fill grid cells with no input elevation values. Preferential weighting was given to more recent, higher-accuracy datasets. Gridding was performed in quadrants, each with a 5% data buffer. The grids were imported in ArcGIS and seamlessly merged to create the final DEM. LINEAGE/PROCESS STEP: PROCESS DESCRIPTION: The DEM was quantitatively evaluated by comparing with source datasets and with elevation values extracted from NGS geodetic monuments. It was visually evaluated by converting to UTM-zone coordinates (units of meters horizontally and vertically) and then creating a slope grid to identify gridding artifacts in the DEM. PROCESS DATE: 20110505 PROCESS DATE: 20110515 PROCESS DATE: 20110516 PROCESS DATE: 20110606 PROCESS DATE: 20110707 PROCESS DATE: 20110715 LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . TYPE OF SOURCE MEDIA: online . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2004 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2001 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 1903 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2009 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2008 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 1908 . SOURCE CURRENTNESS REFERENCE: publication date . SOURCE CITATION ABBREVIATION: ENCs and RNCs. SOURCE CONTRIBUTION: coastline and bathymetric sounding data LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . TYPE OF SOURCE MEDIA: online . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2004 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2001 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 1903 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2009 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2008 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 1908 . SOURCE CURRENTNESS REFERENCE: publication date . SOURCE CITATION ABBREVIATION: NGDC Multibeam Database . SOURCE CONTRIBUTION: multibeam swath sonar surveys downloaded from web site. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . TYPE OF SOURCE MEDIA: online. SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2004 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2001 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 1903 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2009 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2008 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 1908 . SOURCE CURRENTNESS REFERENCE: publication date . SOURCE CITATION ABBREVIATION: hydrographic surveys for Sitka Harbor. SOURCE CONTRIBUTION: hydrographic survey data LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . TYPE OF SOURCE MEDIA: online . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2004 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2001 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 1903 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2009 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2008 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 1908 . SOURCE CURRENTNESS REFERENCE: ground condition . SOURCE CITATION ABBREVIATION: NOS Hydrographic Surveys . SOURCE CONTRIBUTION: hydrographic surveys LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . TYPE OF SOURCE MEDIA: online . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2004 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2001 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 1903 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2009 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2008 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 1908 . SOURCE CURRENTNESS REFERENCE: publication date . SOURCE CITATION ABBREVIATION: NASA SRTM/CGIAR topography . SOURCE CONTRIBUTION: downloaded from web site. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . TYPE OF SOURCE MEDIA: on web . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2004 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2001 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 1903 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2009 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2008 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 1908 . SOURCE CURRENTNESS REFERENCE: ground condition . SOURCE CITATION ABBREVIATION: NASA ASTER topography . SOURCE CONTRIBUTION: gridded topographic data downloaded from web site. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NOS/OCS > Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: U.S. Army Corps of Engineers, Alaska District. LINEAGE/SOURCE INFORMATION: ORIGINATOR: DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: NASA > National Aeronautics and Space Administration . LINEAGE/SOURCE INFORMATION: ORIGINATOR: University of Alaska Fairbanks. TITLE: Electronic Navigational Charts and Raster Nautical Charts . TITLE: NGDC Multibeam Bathymetry Database . TITLE: Sitka - Hydrosurveys . TITLE: NOS Hydrographic Surveys . TITLE: Shuttle Radar Topography Mission (SRTM) processed by CGIAR . TITLE: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) . TITLE: Topographic data from Delta Aerial Survey . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010 . PUBLICATION DATE: 2010. PUBLICATION DATE: 2010 . PUBLICATION DATE: 2008 . PUBLICATION DATE: 2009 . PUBLICATION DATE: 2011. ONLINE LINKAGE: http://www.nauticalcharts.noaa.gov/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/multibeam.html . ONLINE LINKAGE: http://www.poa.usace.army.mil/en/hydro/ . ONLINE LINKAGE: http://www.ngdc.noaa.gov/mgg/bathymetry/hydro.html . ONLINE LINKAGE: http://srtm.csi.cgiar.org/ . ONLINE LINKAGE: http://asterweb.jpl.nasa.gov/gdem.asp/ . TYPE OF SOURCE MEDIA: ftp. SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2004 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 2001 . SOURCE TIME PERIOD OF CONTENT/BEGINNING TIME: 1903 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2009 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 2008 . SOURCE TIME PERIOD OF CONTENT/ENDING TIME: 1908 . SOURCE CURRENTNESS REFERENCE: publication date. SOURCE CITATION ABBREVIATION: processed topographic data for the City of Sitka. SOURCE CONTRIBUTION: topographic data 
Access Constraints
ACCESS CONSTRAINTS: None DISTRIBUTION LIABILITY: While every effort has been made to ensure that these data are accurate and reliable within the limits of the current state of the art, NOAA cannot assume liability for any damages caused by any errors or omissions in the data, nor as a result of the failure of the data to function on a particular system. NOAA makes no warranty, expressed or implied, nor does the fact of distribution constitute such a warranty.
Use Constraints
Not to be used for navigational purposes.
Data Set Progress
COMPLETE
Distribution
Distribution Size:
210272000
Distribution Format:
ESRI Arc ASCII 1
Fees:
None
Personnel
Role:
TECHNICAL CONTACT
Role:
DIF AUTHOR
Phone:
303-497-6505
Fax:
303-497-6513
Email:
Barry.Eakins at noaa.gov
Contact Address:
NOAA/NESDIS/NGDC
325 Broadway, E/GC3
City:
Boulder
Province or State:
Colorado
Postal Code:
80305-3328
Country:
USA
Creation and Review Dates
DIF Creation Date:
2011-07-26
Last DIF Revision Date:
2011-12-28
Future DIF Review Date:
2012-07-26
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