499 datasets found
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Federal
Grain size of bed sediment surface samples from south San Francisco Bay, California, summer 2020
Department of the Interior —
Bed sediment samples were collected in south San Francisco Bay on two days in July 2020 to analyze for sediment grain size distributions. Sediment samples were... -
Federal
Underwater video observations offshore of Seattle, Washington
Department of the Interior —
This part of USGS Data Series 935 (Cochrane, 2014) presents observations from underwater video collected in the Offshore of Seattle, California, map area, a part of... -
Federal
Willapa Bay Benthic Cover 1995
National Oceanic and Atmospheric Administration, Department of Commerce —
In June 1995, the Columbia River Estuary Study Taskforce (CREST) obtained 295 true color aerial photographs (1:12,000) of Willapa Bay, Washington, from the Washington... -
Federal
Geochemistry of fine sediment from San Francisco Bay shoals (2012) and tributaries (2010, 2012, 2013)
Department of the Interior —
Elemental chemistry and weight percent of the less than 0.063 mm fine sediment fraction are reported for surface sediments from shoals, the ebb tide delta, local... -
Federal
Archive of digital chirp subbottom profile data collected during USGS cruise 14BIM05 offshore of Breton Island, Louisiana, August 2014
Department of the Interior —
In August of 2014, the U.S. Geological Survey, in cooperation with the U.S. Fish and Wildlife Service (USFWS), conducted a geophysical survey offshore of Breton... -
Federal
Radiocarbon age data from vibracores collected offshore central California, during field activity 2019-651-FA (ver 2.0, August 2023)
Department of the Interior —
This dataset includes radiocarbon age data from sediment cores collected offshore central California in the vicinity of Morro Bay. These data were collected aboard... -
Federal
Swath acoustic-backscatter data collected in 2013 off the islands of Maui and Kaho`olawe, Hawaii, during field activity A-01-13-HW
Department of the Interior —
1-m resolution acoustic-backscatter data were collected during a February 2013 SWATHPlus survey offshore of the Hawaiian Islands of Maui and Kaho`olawe. Data were... -
Federal
Multi-sensor core logger (MSCL) data of vibracores collected offshore central California, during field activity 2019-651-FA
Department of the Interior —
This dataset includes multi-sensor core logger (MSCL) data from sediment cores collected offshore central California in the vicinity of Morro Bay. The sediment cores... -
Federal
Boomer Seismic Reflection Profiles and Shotpoint Navigation Collected on USGS Field Activities 01ASR01, 01ASR02, 02ASR01, and 02ASR02,Miami, Florida, November and December, 2001, and January and February, 2002.
Department of the Interior —
This appendix consists of two-dimensional marine seismic reflection profile data from Miami, Florida, canals. These data were acquired in November and December of... -
Federal
Reprocessed single channel sparker seismic reflection data offshore central California from USGS field activities S-6-08-SC and S-6-09-SC
Department of the Interior —
The U.S. Geological Survey collected high-resolution single channel minisparker data between Point Sal and Piedras Blancas in 2008 and 2009 with support from the... -
Federal
Radiocarbon age data from sediment cores collected offshore southern Cascadia, during field activity 2019-643-FA
Department of the Interior —
This dataset presents radiocarbon data from 87 samples from sediment cores collected in southern Cascadia (offshore northern California) aboard the M/V Bold Horizon... -
Federal
usSEABED CaLCulated data for the entire U.S. Atlantic Coast (ATL_CLC)
Department of the Interior —
This data layer is a point coverage of known sediment samplings, inspections and probings from the usSEABED data collection and integrated using the software system... -
Federal
California State Waters Map Series--Salt Point to Drakes Bay 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
MGL1111backsutm.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 x, y, and backscatter (decibel) format, UTM zone 60 coordinates
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
Archive of Digital Boomer Subbottom Data Collected During USGS Cruise 05FGS01, Offshore East-Central Florida, July 17-29, 2005
Department of the Interior —
In July of 2005, the U.S. Geological Survey (USGS), in cooperation with the Florida Geological Survey (FGS), conducted a geophysical survey of the Atlantic Ocean... -
Federal
Summary of event deposit characteristics from percussion driven gravity cores collected in Alaskan lakes and fjords following the 2018 Anchorage earthquake
Department of the Interior —
This dataset includes qualitative interpretations of event deposits from sediment cores collected from lacustrine and fjord basins in southcentral Alaska following... -
Federal
Archive of Boomer and Chirp Seismic Reflection Data Collected During USGS Cruise 01RCE02, Southern Louisiana, April and May 2001
Department of the Interior —
This archive consists of two-dimensional marine seismic reflection profile data collected in the Mississippi River Delta, Atchafalaya River Delta, and Shell Island... -
Federal
Preliminary hard and soft bottom seafloor substrate map derived from an unsupervised classification of gridded backscatter and bathymetry derivatives at Pagan Island, Commonwealth of the Northern Mariana Islands (CNMI).
National Oceanic and Atmospheric Administration, Department of Commerce —
Preliminary hard and soft seafloor substrate map derived from an unsupervised classification of multibeam backscatter and bathymety derivatives at Pagan Island,... -
Federal
List of NOS smooth sheets used in USGS Gulf of Alaska Digitization Project
Department of the Interior —
This table lists the NOS smooth sheets included in the associated shapefile (GulfofAlaskaDigitizationProject_NOSSeafloorCharacter.zip; N = 329, plus insets), the... -
Federal
Archive of Datasonics SIS-1000 Boomer and Sparker Subbottom Data Collected During USGS Cruise DIAN 97011 Long Island, NY Inner Shelf
Department of the Interior —
This DVD-ROM contains digital high resolution seismic reflection data collected during the USGS DIAN 97011 cruise. The coverage is the nearshore of Long Island, NY in...
499 datasets found