641 datasets found
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Federal
Multibeam Bathymetry 2 meter/pixel of Boston Harbor and Approaches (bh_2mmbbath)
Department of the Interior —
These data are high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km² of sidescan... -
Federal
0.8 meter backscatter JPEG image (with world file) of the nearshore seafloor off of Nags Head, NC (mosaic6.jpg, UTM Zone 18N, WGS84)
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
AA_Q23.TIF - Aleutian Arc U.S. EEZ GLORIA sidescan-sonar data mosaic (23 of 31) (LCC, 50 m, WGS84)
Department of the Interior —
During late July through September 1987 and June and July 1988 the U.S. Geological Survey (USGS) conducted four cruises to cover the U.S. Exclusive Economic Zone... -
Federal
Subbottom and Sidescan Sonar Data Acquired in 2015 From Grand Bay, Mississippi and Alabama
Department of the Interior —
From May 28 to June 3, 2015, the U.S. Geological Survey (USGS) conducted a geophysical survey to investigate the geologic evolution and estuarine sediment thickness... -
Federal
AA_Q12.TIF - Aleutian Arc U.S. EEZ GLORIA sidescan-sonar data mosaic (12 of 31) (LCC, 50 m, WGS84)
Department of the Interior —
During late July through September 1987 and June and July 1988 the U.S. Geological Survey (USGS) conducted four cruises to cover the U.S. Exclusive Economic Zone... -
Federal
February 2009 bathymetry collected near Dumbarton Bridge in south San Francisco Bay, California
Department of the Interior —
Bathymetric survey data were collected in February 2009 just south of Dumbarton Bridge in south San Francisco Bay, California. Portions of the main channel and... -
Federal
GAK_Q32.TIF - Gulf of Alaska U.S. EEZ GLORIA sidescan-sonar data mosaic (2 of 30) (LCC, 50 m, WGS84)
Department of the Interior —
GLORIA data for the Gulf of Alaska Exclusive Economic Zone (EEZ) were acquired during five cruises over a four year period. The first cruise conducted in 1986... -
Federal
4 meter sidescan-sonar GeoTIFF image of inner shelf with stretched histogram, from Virginia border to Cape Hatteras, NC (composite_nhatt_str.tif, UTM, Zone 18N, WGS84)
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
4 meter sidescan-sonar GeoTIFF image of inner shelf with stretched histogram, from Cape Hatteras, NC to Cape Lookout, NC (composite_shatt_str.tif, UTM, Zone 18N, WGS84)
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
700kHz Multibeam Backscatter Mosaics of select Rock Outcrops of the St. Croix River, May 2021
Department of the Interior —
This dataset is a digital image mosaic of the backscatter for five (of six) sites where known rock structures exist in the St. Croix River. Backscatter is the... -
Federal
1-m Stretched Sidescan-Sonar Image of National Oceanic and Atmospheric Administration (NOAA) Survey H11322 in Western Rhode Island Sound (H11322_1M_SSS_UTM_STR.TIF, UTM)
Department of the Interior —
The United States Geological Survey (USGS) is working cooperatively with the National Oceanic and Atmospheric Administration (NOAA) to interpret the surficial geology... -
Federal
Backscatter A [8101]--Offshore San Gregorio, California
Department of the Interior —
This part of SIM 3306 presents data for the acoustic-backscatter map of the Offshore of San Gregorio map area, California. Backscatter data are provided as two... -
Federal
0.25 meter backscatter JPEG image (with world file) of the nearshore seafloor off of Kill Devil Hills, NC (mosaic5.jpg, UTM Zone 18N, WGS 84)
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
2 meter unenhanced GeoTIFF Sidescan-Sonar Mosaic of Virgin Basin - Lake Mead, Nevada (VBASIN_UNGEOG.TIF, geographic)
Department of the Interior —
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction... -
Federal
EC_Q22.TIF - U.S. Atlantic East Coast EEZ GLORIA sidescan-sonar data mosaic (22 of 23) (ACEA, 50 m, Clarke1866)
Department of the Interior —
From February to May 1987 the U.S. Geological Survey (USGS) conducted five cruises to cover the U.S. Atlantic Continental Margin Exclusive Economic Zone (EEZ) seaward... -
Federal
October 2015 bathymetry (MLLW) of Coyote Creek and Alviso Slough, South San Francisco Bay, California
Department of the Interior —
1-m resolution bathymetry collected in Coyote Creek and Alviso Slough in October 2015. Projection = UTM, zone 10 in meters, Horizontal Datum = NAD83 (CORS96),... -
Federal
Tone-matched enhanced TIFF sidescan-sonar image from Temple Basin and Iceberg Canyon, Lake Mead - UTM projection
Department of the Interior —
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction... -
Federal
KP_250M_LCC_WGS84.TIF - Kingman Reef and Palmyra Atoll U.S. EEZ GLORIA sidescan-sonar composite mosaic (LCC, 250 m, WGS84)
Department of the Interior —
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system... -
Federal
BS_Q10.TIF - Bering Sea U.S. EEZ GLORIA sidescan-sonar data mosaic (10 of 30) (LCC, 50 m, Clarke1866)
Department of the Interior —
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system... -
Federal
COW_Q18.TIF - U.S. Pacific West Coast EEZ GLORIA sidescan-sonar data mosaic (18 of 36) (TM, 50 m, NAD27)
Department of the Interior —
In March 1983, President Ronald Reagan signed a proclamation establishing an Exclusive Economic Zone (EEZ) of the United States extending its territory 200 nautical...
641 datasets found