666 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
JI_Q07.TIF - Johnston Island U.S. EEZ GLORIA sidescan-sonar data mosaic (7 of 16) (LCC, 50 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
Geometrically corrected image mosaic of 1936 aerial photographs of Rincon, Puerto Rico (mosaic_1936.tif)
Department of the Interior —
The 8 km of shoreline from Punta Higuero to Punta Cadena in Rincón, Puerto Rico is experiencing long-term coastal erosion. This study documents historical shoreline... -
Federal
PACIFIC - Coastal Vulnerability to Sea-Level Rise: U.S. Pacific Coast
Department of the Interior —
The goal of this project is to quantify, at the National scale, the relative susceptibility of the Nation's coast to sea-level rise through the use of a coastal... -
Federal
Sidescan-sonar 1-minute navigation collected by the U.S. Geological Survey off the southern shore of Martha's Vineyard, MA, 2007. (ESRI POINT SHAPEFILE, SONAR_1MIN.SHP)
Department of the Interior —
The USGS Woods Hole Science Center conducted a nearshore geophysical survey offshore of the southern coast of Martha's Vineyard, in the vicinity of the Martha's... -
Federal
1 meter resolution sidescan sonar image of data acquired during the U.S. Geological Survey Geophysical Surveys 02031 of Bear Lake, Utah-Idaho, September, 2002 (BEARLAKE.TIF, UTM)
Department of the Interior —
Bear Lake is a tectonic lake that has existed for at least several hundred thousand years. The lake basin is a relatively simple half graben, a spoon-shaped... -
Federal
4-m Image of the Southern Half of the Pseudo-colored Backscatter Intensity of the Sea Floor off Eastern Cape Cod (CAPESOUTHPSEUDO_GEO4M_WGS84.TIF, Geographic, WGS84)
Department of the Interior —
This data set includes pseudo-colored backscatter intensity of the sea floor offshore of northeastern Cape Cod, Massachusetts. The data were collected with a... -
Federal
Nahant to Gloucester, Massachusetts Maximum Likelihood Bottom Classification (mlclass5)
Department of the Interior —
These data are high-resolution maximum likelihood classification of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 127 km² of the... -
Federal
Hillshaded relief produced from bathymetric data collected by the U.S. Geological Survey and the National Oceanic and Atmospheric Administration offshore of Massachusetts between Duxbury and Hull (DH_hlshd5m, Esri binary grid, UTM Zone 19, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Long-term shoreline change rates for Rincon, Puerto Rico 1936-2006 (lt_transects.shp)
Department of the Interior —
The 8 km of shoreline from Punta Higüero to Punta Cadena in Rincón, Puerto Rico is experiencing long-term coastal erosion. This study documents historical shoreline... -
Federal
2m GeoTIFF image of Swath Bathymetry of St. George Sound, Florida (STGSND2M_BATH.TIF)
Department of the Interior —
These data were collected under a cooperative mapping program between the U.S. Geological Survey (USGS), the National Oceanic and Atmospheric Administration Coastal... -
Federal
1995 National Assessment of Oil and Gas Resources of the United States: Bathymetry (ATMX_BAT.SHP)
Department of the Interior —
This GIS overlay is a component of the U.S Geological Survey, Woods Hole Science Center's, Gulf of Mexico GIS database. The Gulf of Mexico GIS database is intended to... -
Federal
Interpretation of the distribution of sedimentary environments of the sidescan sonar mosaic of National Oceanic and Atmospheric Administration (NOAA) survey H11043 off Branford, Connecticut
Department of the Interior —
The U.S. Geological Survey, in cooperation with the National Oceanic and Atmospheric Administration and the Connecticut Department of Environmental Protection, has... -
Federal
5 meter ArcRaster grid of swath bathymetry of inshore area of Cape Ann - Salisbury Beach Massachusetts survey area (BATH_IS5m, UTM Zone 19, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey, Coastal and... -
Federal
Chirp Seismic Survey Tracklines - Lake Mohave 2002
Department of the Interior —
Lake Mohave is one of several multi-purpose reservoirs that have been constructed on the Colorado River. The lake was formed upon completion of the Davis Dam in 1953.... -
Federal
JPEG Images of Cores Collected in August 2006 in the Nauset Marsh Area of Cape Cod, Massachusetts
Department of the Interior —
In order to test hypotheses about groundwater flow under and into estuaries and the Atlantic Ocean, geophysical surveys, geophysical probing, submarine groundwater... -
Federal
Textural Data from the Continental Margin Program (HATHAWAY71 shapefile)
Department of the Interior —
This data set contains sediment grain size and textural information from the Continental Margin Program. The program was a joint collaboration between the U.S.... -
Federal
Processed Continuous Resistivity Profiles Collected in the Neuse River, April 20, 2004
Department of the Interior —
The Neuse River Estuary in North Carolina is a broad, V-shaped water body located on the southwestern end of Pamlico Sound. This estuary suffers from severe... -
Federal
Distribution of Seafloor Environments within the inner shelf of Long Bay, South Carolina (SEAFLOORENV, Polygon shapefile)
Department of the Interior —
In 1999, the U.S. Geological Survey (USGS), in partnership with the South Carolina Sea Grant Consortium, began a study to investigate processes affecting shoreline... -
Federal
10-m resolution gray-scale image of multibeam backscatter intensity in Massachusetts Bay (MB_BACKGS10M.TIF)
Department of the Interior —
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea...
666 datasets found