499 datasets found
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Federal
PAC_CLC: Calculated seabed data for the continental margin of the U.S. Pacific Coast (California, Oregon, Washington) from usSEABED (pac_clc.txt)
Department of the Interior —
This data layer (PAC_CLC.txt) is one of five point coverages of known sediment samples, inspections, and probes from the usSEABED data collection for the U.S Pacific... -
Federal
The median of bottom shear stress for the Gulf of Maine south into the Middle Atlantic Bight, May 2010 to May 2011 (GMAINE_median.shp, Geographic, WGS 84)
Department of the Interior —
The U.S. Geological Survey has been characterizing the regional variation in shear stress on the sea floor and sediment mobility through statistical descriptors. The... -
Federal
Geochemistry of surface sediment and sediment cores in Bellingham Bay, Whatcom County, Washington, in February 2020
Department of the Interior —
Geochemical data are reported for surface sediments and long sediment cores from Bellingham Bay, Whatcom County, Washington, collected in early February 2020 after... -
Federal
MGL1111backsgeo.xyb: Multibeam backscatter data collected by the U.S. Geological Survey in the Bering Sea in 2011 during cruise MGL1111, 100-meter gridded data in longitude, latitude, backscatter (decibel) format, geographic coordinate system
Department of the Interior —
This raster dataset represents approximately 49,581 square kilometers of Simrad EM122 multibeam backscatter-intensity data collected in the Bering Sea during U.S.... -
Federal
Percentage of time sediment is mobile for May, 2010 - May, 2011 at select points in the Middle Atlantic Bight (MAB_mobile_perc.SHP)
Department of the Interior —
The U.S. Geological Survey has been characterizing the regional variation in shear stress on the sea floor and sediment mobility through statistical descriptors. The... -
Federal
In situ seafloor images from the lower Columbia River, Washington and Oregon, 2021
Department of the Interior —
In situ seafloor images were acquired at four sites (SKM, SLG, LDB, WLW) in the lower Columbia River, Washington and Oregon, with an underwater camera system between... -
Federal
California State Waters Map Series--Point Sur to Point Arguello Web Services
Department of the Interior —
In 2007, the California Ocean Protection Council initiated the California Seafloor Mapping Program (CSMP), designed to create a comprehensive seafloor map of high-... -
Federal
Grain size, bulk density, and organic carbon of sediment cores from three locations in the Sacramento-San Joaquin Delta, California, 2017 to 2018
Department of the Interior —
Bed sediment samples were collected in Lindsey Slough in April 2017, and Middle River and the Mokelumne River in March 2018, to analyze for sediment properties,... -
Federal
Archive of Boomer Seismic Reflection Data Collected During USGS Cruises 01SCC01 and 01SCC02, Timbalier Bay and Offshore East Timbalier Island, Louisiana, June - August 2001
Department of the Interior —
This archive consists of two-dimensional marine seismic reflection profile data collected in Timbalier Bay and in the Gulf of Mexico offshore East Timbalier Island,... -
Federal
Seabed component and feature data for the continental margin of the U.S. Pacific Coast (California, Oregon, Washington) from usSEABED (pac_cmp.txt)
Department of the Interior —
This data layer (PAC_CMP.txt) is one of five point coverages of known sediment samples, inspections, and probes from the usSEABED data collection for the U.S. Pacific... -
Federal
MGL1109backutm.tif: Multibeam backscatter data collected by the U.S. Geological Survey in the Gulf of Alaska in 2011 during cruise MGL1109, 100-meter gridded data in GeoTIFF format, UTM 6 coordinates
Department of the Interior —
This raster dataset represents approximately 69,060 square kilometers of Simrad EM122 multibeam-backscatter data collected in the Gulf of Alaska during U.S.... -
Federal
Seafloor character, 5-m grid--Offshore of Coal Oil Point, California
Department of the Interior —
This part of DS 781 presents 5-m resolution data for the seafloor-character map of the Offshore of Coal Oil Point map area, California. The raster data file is... -
Federal
Surface-sediment grain-size distributions of the Elwha River delta, Washington, July 2018
Department of the Interior —
This portion of the data release presents sediment grain-size data from samples collected on the Elwha River delta, Washington, in July 2018 (USGS Field Activity... -
Federal
Geochemistry of fine-grained sediment in Bellingham Bay, Nooksack River, and small creeks from June 2017 to September 2019
Department of the Interior —
Elemental compositions are reported for the fine fraction of surface sediments from Bellingham Bay (June 2017 and March 2019) and in the fine fraction of streambank... -
Federal
California State Waters Map Series--Offshore of San Francisco Web Services
Department of the Interior —
In 2007, the California Ocean Protection Council initiated the California Seafloor Mapping Program (CSMP), designed to create a comprehensive seafloor map of high-... -
Federal
Archive of Digital Boomer Seismic Reflection Data Collected Offshore East-Central Florida during USGS Cruises 96FGS01 and 97FGS01 in November of 1996 and May of 1997
Department of the Interior —
In November of 1996 and May of 1997, the U.S. Geological Survey (USGS), in cooperation with the Florida Geological Survey (FGS), conducted geophysical surveys of the... -
Federal
usSEABED component and features data for the entire U.S. Gulf of Mexico and Caribbean (GMX_CMP, Puerto Rico and U.S. Virgin Islands)
Department of the Interior —
This component data layer (_CMP.txt) file gives information about selected components (minerals, rock type, microfossils, benthic biota) and seafloor features... -
Federal
usSEABED facies data for the entire U.S. Atlantic Coast (ATL_FAC)
Department of the Interior —
The facies data layer (_FAC.txt) is a point coverage of known sediment samplings, inspections, and probings from the usSEABED data collection and integrated using the... -
Federal
Location and depth data for piston and gravity cores collected in September 2019 offshore of south-central California (USGS FAN 2019-642-FA)
Department of the Interior —
This dataset includes the location and depth information for 39 piston and gravity cores that were collected as part of a groundtruthing survey in September 2019... -
Federal
Estero Bay Benthic Cover 1999
National Oceanic and Atmospheric Administration, Department of Commerce —
These data detail the distribution of various bottom types, including seagrass, unvegetated areas, open water, algal beds, and oyster habitats, along with the...
499 datasets found