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40 Titles Match Your Query
Showing 1 through 40 of 40
1. Marsh Elevated CO2 Study-Absolute CO2 Concentrations, SERC, Edgewater, MD [siserc_co2002]
Ambient atmospheric CO2 concentration and CO2 concentration in the 15 elevated CO2 open top chambers in C3, C4 and mixed C3&C4 communities (5 per community). Data were averaged over 15 minute periods; ...


2. Marsh Elevated CO2 Study-Root and Rhizome Biomass, SERC, Edgewater, MD [siserc_co2008]
Belowground root and rhizome mass by community, CO2 treatment and year. Location: Kirkpatrick Marsh, Rhode River, Anne Arundel County, MD. Measurements taken annually, typically in November. Site ...


3. 1968 Louisiana Coastal Marsh Vegetative Type Transect Point Dataset [usgs_nwrc_louisianatransect]
This dataset contains a point coverage with an associated database file. The original dataset was collected through visual field observation by Robert Chabreck (Louisiana Cooperative Wildlife Research ...


4. Africa Wilson & Henderson-Sellers Secondary Vegetation Classes and Class Reliability, 1985 [NBId0248_101]
The Wilson and Henderson-Sellers Secondary Vegetation Classes and Class Reliability data sets are part of the "Wilson Henderson-Sellers land cover and soils for global circulation modeling project ...


5. Climate Data with Water Parameters from North Inlet Meteorological Station, North Inlet Estuary, 1982-1996 [baruch_1982]
Meteorological data with water parameters were collected on an hourly basis from June 3, 1982 through April 29, 1996 in the North Inlet Estuary, Georgetown County, SC. Readings were taken 24 hours ...


6. Daily Estuarine Surface Water Nutrient And Water Quality, Suspended Sediment, and Chlorophyll a Data for the North Inlet Estuary, 1978-1993 [baruch_1978]
A one 1000 ml (one Liter) water sample was collected daily (at approximately 1000 hrs EST - but see note below in section 1.2.3 Supplemental Information) at a depth of 0.5 meter below the water's ...


7. Fall 2001 plant monitoring survey -- biomass calculated from shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [page6_LTER_GCE_PLT_GCEM_0303b]   PARENT METADATA
The biomass of plants surveyed in permanent plots at 10 GCE LTER sampling sites in October 2001 was estimated based on allometric relationships between biomass and shoot height and flowering status ...


8. Fall 2002 plant monitoring survey -- biomass calculated from shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [page6_LTER_GCE_PLT_GCEM_0303c]   PARENT METADATA
The biomass of plants surveyed in permanent plots at 10 GCE LTER sampling sites in October 2002 was estimated based on allometric relationships between biomass and shoot height and flowering status ...


9. Fall 2003 plant monitoring survey -- biomass calculated from shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [PLT-GCEM-0311b]
The biomass of plants surveyed in permanent plots at 10 GCE LTER sampling sites in October 2003 was estimated based on allometric relationships between biomass and shoot height and flowering status ...


10. Fall 2003 plant monitoring survey -- shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [PLT-GCEM-0311a]
A quadrat survey was conducted in October 2003 to measure the species and size distribution of plants at 10 GCE LTER sampling sites. The quadrats were established as permanent plots at GCE sampling ...


11. GCE - Mollusc pop. Abun. monitoring: Spring 2002 mid-marsh and creekbank infaunal and epifaunal mollusc abun. based on collect from GCE marsh, monit. sites 1-10 [newpg1_LTER_GCE_INV_GCEM_0412a1]   PARENT METADATA
This data set is the Spring 2002 estimate of infaunal and epifaunal mollusc abundance at the GCE-LTER marsh sites used for population monitoring. Species abundance was determined by hand-collecting ...


12. GCE - Mollusc pop. size dist. Mon.: Spring 2002 mid-mrsh and creekbnk infaunal and epifaunal mollusc size dist. based on collect. from GCE mrsh, mon. sites 1-10 [nwpag1_LTER_GCE_INV_GCEM_0412a2]   PARENT METADATA
This data set is the Spring 2002 report of infaunal and epifaunal mollusc species' size distributions at the GCE-LTER marsh sites used for population monitoring. Infaunal and epifaunal molluscs were ...


13. Georgia Coastal Ecosystems -Mollusc population size distribution monitoring: Fall 2001 mid-marsh and creekbank infaunal and epifaunal mollusc size distributions based on collections from GCE marsh, monitoring sites 1-10 [page11_LTER_GCE_INV_GCEM_0301b]   PARENT METADATA
This data set is the Fall 2001 report of infaunal and epifaunal mollusc species size distributions at the GCE-LTER marsh sites used for population monitoring. Infaunal and epifaunal molluscs were ...


14. Hydrographic Features of the United States [UTC_hydrography]
The data set portrays the polygon and line water features of the United States, Puerto Rico, and the U.S. Virgin Islands. The file was produced by joining the individual State hydrographic layers ...


15. LTER GA Coastal Ecos. - Fall 2004 crab population monitoring: mid-marsh and creekbank abundance based on crab hole counts at GCE marsh, monitoring sites 1-10 [newpag1_LTER_GCE_INV_GCEM_0411b]   PARENT METADATA
This data set is the Fall 2004 estimate of crab densities at the GCE-LTER marsh sites used for population monitoring. Crab abundance was determined by counting the number of crab holes within a 625 ...


16. LTER GA Coastal Ecos. - Spring 2004 crab population monitoring: mid-marsh and creekbank abundance based on crab hole counts at GCE marsh, monitoring sites 1-10 [newpag1_LTER_GCE_INV_GCEM_0411a]   PARENT METADATA
This data set is the Spring 2004 estimate of crab densities at the GCE-LTER marsh sites used for population monitoring. Crab abundance was determined by counting the number of crab holes within a ...


17. LTER GCE - Fall 2000 plant monitoring survey - biomass calculated from shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [page5_LTER_GCE_PLT_GCEM_0303a]   PARENT METADATA
The biomass of plants surveyed in permanent plots at 10 GCE LTER sampling sites in October 2000 was estimated based on allometric relationships between biomass and shoot height and flowering status ...


18. LTER GCE - Fall 2002 plant monitoring survey - biomass calculated from shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [page5_LTER_GCE_PLT_GCEM_0303c]   PARENT METADATA
The biomass of plants surveyed in permanent plots at 10 GCE LTER sampling sites in October 2002 was estimated based on allometric relationships between biomass and shoot height and flowering status ...


19. LTER GCE ECO. - Mollsc pop. size dist. Mon.: Fall 2000 mid-marsh and creekbnk infnl and epifnl mollsc. size dist. based on coll. from GCE marsh, mon. sites 1-10 [page3_LTER_GCE_INV_GCEM_0305a2]   PARENT METADATA
This data set is the Fall 2000 report of infaunal and epifaunal mollusc species' size distributions at the GCE-LTER marsh sites used for population monitoring. Infaunal and epifaunal molluscs were ...


20. LTER GCE ECO. - Mollusc pop. Abun. Mon.: Fall 2000 mid-marsh and creekbank infaunal and epifaunal mollusc Abund. based on coll. from GCE marsh, mon. sites 1-10 [page3_LTER_GCE_INV_GCEM_0305a1]   PARENT METADATA
This data set is the Fall 2000 estimate of infaunal and epifaunal mollusc abundance at the GCE-LTER marsh sites used for population monitoring. Species abundance was determined by hand-collecting ...


21. LTER GCE ECO. - Mollusc pop. abund. Mon.: Spring 2001 mid-marsh and creekbnk infaunal and epifaunal mollsc abund. based on coll. from GCE marsh, mon. sites 1-10 [page3_LTER_INV_GCEM_0305b1]   PARENT METADATA
This data set is the Spring 2001 estimate of infaunal and epifaunal mollusc abundance at the GCE-LTER marsh sites used for population monitoring. Species abundance was determined by hand-collecting ...


22. LTER GCE- Fall 2001 plant monitoring survey - biomass calculated from shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [page5_LTER_GCE_PLT_GCEM_0303b]   PARENT METADATA
The biomass of plants surveyed in permanent plots at 10 GCE LTER sampling sites in October 2001 was estimated based on allometric relationships between biomass and shoot height and flowering status ...


23. LTER Georgia Coastal Ecosystems - Crab population monitoring: Fall 2001 mid-marsh and creekbank crab abundances based on hole counts at GCE marsh, sites 1-10 [page14_LTER_GCE_INV-GCEM-0210a]   PARENT METADATA
This data set is the first Fall estimate of crab densities at the GCE-LTER marsh sites used for population monitoring. Crab abundance was determined by counting the number of crab holes within a ...


24. LTER Georgia Coastal Ecosystems - Crab population monitoring: Spring 2002 mid-marsh and creekbank crab abundances based on hole counts at GCE marsh, sites 1-10 [page14_LTER_GCE_INV-GCEM-0210b]   PARENT METADATA
This data set is the Spring 2002 estimate of crab densities at the GCE-LTER marsh sites used for population monitoring. Crab abundance was determined by counting the number of crab holes within a ...


25. LTER Georgia Coastal Ecosystems - Fall 2000 plant monitoring survey -- shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [page15_LTER_GCE_PLT_GCEM_0101]   PARENT METADATA
A quadrat survey was conducted in October 2000 to measure the species and size distribution of plants in the permanent plots at 10 GCE LTER sampling sites. The permanent plots were subdivided into ...


26. LTER Georgia Coastal Ecosystems - Fall 2001 grasshopper monitoring -- mid-marsh grasshopper abundance and species diversity at eight GCE LTER sampling sites [page15_LTER_GCE_INS_GCEM_0108]   PARENT METADATA
Grasshopper abundance and species diversity were investigated at eight sampling sites within the Georgia Coastal Ecosystems (GCE) LTER study area in August 2001. Visual surveys were conducted along ...


27. LTER Georgia Coastal Ecosystems - Fall 2001 plant monitoring survey -- shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [page15_LTER_GCE_PLT_GCEM_0110]   PARENT METADATA
A quadrat survey was conducted in October 2001 to measure the species and size distribution of plants at 10 GCE LTER sampling sites. The quadrats were established as permanent plots at GCE sampling ...


28. LTER Georgia Coastal Ecosystems - Fall 2002 plant monitoring survey -- shoot height and flowering status of plants in permanent plots at GCE sampling sites 1-10 [page13_LTER_GCE_PLT_GCEM_0211]   PARENT METADATA
A quadrat survey was conducted in October 2002 to measure the species and size distribution of plants at 10 GCE LTER sampling sites. The quadrats were established as permanent plots at GCE sampling ...


29. LTER Georgia Coastal Ecosystems - Fall 2003 grasshopper monitoring -- mid-marsh grasshopper abundance and species diversity at eight GCE LTER sampling sites [gce_ins_gcem_0310]   PARENT METADATA
Grasshopper abundance and species diversity were investigated at eight sampling sites within the Georgia Coastal Ecosystems (GCE) LTER study area in August 2003. Visual surveys were conducted along ...


30. LTER Georgia Coastal Ecosystems - Mollusc pop size dist monitoring: Fall 2001 mid-marsh and creekbank infaunal and epifaunal mollusc size dist. based on collections from GCE marsh, mon sites 1-10 [page12_LTER_GCE_INV_GCEM_0301b]   PARENT METADATA
This data set is the Fall 2001 report of infaunal and epifaunal mollusc species size distributions at the GCE-LTER marsh sites used for population monitoring. Infaunal and epifaunal molluscs were ...


31. Long-Term Ecological Research (LTER) National Weather Service Station Data for the North Inlet Estuary, 1986 - 1996 [baruch_nws]
Meteorological data were collected on a daily basis from December 1, 1986 through March 3, 1996 at the Oyster Landing Research site in the North Inlet Estuary, Georgetown County, SC. Data recorded ...


32. Long-Term Ecological Research (LTER)/VCR003: Characterization of Nutrient Pools on the Virginia Coast Reserve [LTER_VCR003]
LTER/VCR001: This project characterizes 1) the bulk nutrients in the sediments, 2) the dissolved nutrients in the sediments, and 3) to some extent the water column, of VCR. Bulk sediment samples ...


33. Long-Term Rainfall Monitoring Database (RAINDAZE) for Hobcaw Barony and the North Inlet Estuary, 1978 - 2001 [baruch_raindaze]
The RAINDAZE database is a compilation of rain data from multiple rain gauges on Hobcaw Barony for the period of April 1, 1978 through December 31, 2001. Data collection protocols and procedures vary ...


34. Marsh Elevated CO2 Study-Aboveground Biomass, SERC, Edgewater, MD [siserc_co2007]
Aboveground biomass data and graphs by community, CO2 treatment and year. Data are in summary form rather than by plot. Measurements taken annually (end of Jyly-beginning of August). 0.8 m diameter ...


35. Marsh Elevated CO2 Study-Shoot Number, SERC, Edgewater, MD [siserc_co2005]
Shoot density data for C3 and C4 plants in the C3, C4 and mixed communities under ambient and elevated CO2 and in chamberless plots. Scirpus olneyi densities were obtained by censusing the entire ...


36. Marsh Elevated CO2 Study-Stem Measurements including Leaf Area, Scirpus olneyi, SERC, Edgewater, MD [siserc_co2006]
Leaf area of Scirpus olneyi determined by measuring the green length (height) and the diameter at the midpoint of the shoot. Length, diameter, and dry mass of these subsample shoots are used in combination ...


37. Marsh Surface Health Indices for the Eastern U.S. from NASA/University of Maryland Coastal Marsh Project [GLCF.Coastal_Marsh_Project]
The data produced by the Marsh Project consist of multiple images depicting marsh surface condition for coastal marshes along the Eastern Coast of the United States. Coverage is not continuous spatially, ...


38. RIGIS Wetlands Documentation [USDA0253]
This data set contains statewide coverage of wetlands data in Rhode Island. The wetland units were classified into 1 of 16 types which reflect the groups of the US Fish and Wildlife Service. The RIGIS ...


39. State Wetlands of Maine [coa_stweta]
The data are state protected wetlands greater than 10sq. acres. The data represent major wetland areas of MDI. Often used as a "base map" layer. These wetlands are protected by state law. Digitized ...


40. Vegetative Transect Lines 1997 [usgs_nwrc_vegtransect]
This data set consists of the vegetative transect lines used in the 1997 Vegetative Type Marsh Map. The data deplicts the length of the marsh type by parish and stewardship. The original data set ...


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