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The Gulf of the Farallones: Sidescan-Sonar Imagery
Entry ID: USGS_OFR_2004_1082

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Abstract: In 1989, the U.S. Geological Survey (USGS) began a major geologic and
oceanographic investigation of the Gulf of the Farallones National Marine
Sanctuary continental shelf system, designed to evaluate and monitor human
impacts on the marine environment (Karl and others, 2002). The study region is
located off the central California coast, adjacent to San Francisco Bay and
encompasses the Gulf of ... View entire text
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Description: Access GIS data for the The Gulf of the Farallones: Sidescan-Sonar Imagery
Geographic Coverage
Spatial coordinates   
  N: 44.0   S: 36.0   E: -120.0   W: -128.0

Data Set Citation
Dataset Originator/Creator: Sweeney, E.M., Danforth, W.W., Karl, H.A., O'Brien, T.F., Schwab, W.C.
Dataset Title: The Gulf of the Farallones: Sidescan-Sonar Imagery
Dataset Series Name: Open File Report 2004-1082
Dataset Release Date: 2004
Dataset Publisher: U.S. Geological Survey
Data Presentation Form: GIS data
Online Resource:
Data Resolution
Latitude Resolution: 4 meter
Longitude Resolution: 4 meter
Horizontal Resolution Range: 1 meter - < 30 meters
Data Set Progress
Data Center
Open File Services Section, Publications Warehouse, Eastern Region, Publications, U.S. Geological Survey, U.S. Department of the Interior Supplemental Info
Data Center URL:

Data Center Personnel
Phone: 303-202-4200
Phone: 303-202-4210
Fax: 303-202-4188
Email: infoservices at
Contact Address:
USGS Information Services
Open-File Services Section
Box 25286
Federal Center
City: Denver
Province or State: CO
Postal Code: 80225-0286
Country: USA
Distribution Media: Online
Distribution Format: shapefiles
Fees: No fees
Phone: 508-457-2274
Fax: 508-457-2310
Email: bdanforth at
Contact Address:
USGS Woods Hole Field Center
384 Woods Hole Road
City: Woods Hole
Province or State: MA
Postal Code: 02543-1598
Country: USA
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Chin, J.L., Karl, H.A., Maher, N.M., 1997, Shallow subsurface geology of the continental shelf, Gulf of the Farallones, California, and its relationship to surficial seafloor characteristics: Marine Geology, v. 137, p. 251-269.
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Creation and Review Dates
DIF Creation Date: 2005-12-22
Last DIF Revision Date: 2016-11-18
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