68 datasets found
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Federal
usSEABED: Offshore Surficial-Sediment Database for Samples Collected within the United States Exclusive Economic Zone
Department of the Interior —
Since the second half of the 20th century, there has been an increase in scientific interest, research effort, and information gathered on the geologic sedimentary... -
Federal
Distribution of Surficial Sediments in Long Island Sound
Department of the Interior —
This GIS layer contains an computer generated model of the distribution of surficial sediments in Long Island Sound. -
Federal
Inorganic compositional data for fine-grained Puget Sound sediment along the Burlington Northern Santa Fe rail line, September 2015
Department of the Interior —
Nearshore surface sediment was collected with a petit ponar grab sampler between April 22 and September 17, 2015, at five sites in Puget Sound, Washington. Four sites... -
Federal
Grain-Size Analysis Data from Sediment Samples in Support of Oceanographic and Water-Quality Measurements in the Nearshore Zone of Matanzas Inlet, Florida, 2018
Department of the Interior —
The interactions of waves and currents near an inlet influence sediment and alter sea-floor bedforms, especially during winter storms. As part of the Cross-Shore and... -
Federal
Locations and analyses of sediment samples collected on Stellwagen Bank on U.S. Geological Survey field activity 2017-009-FA, aboard the R/V Auk, Jan. 30, 2017
Department of the Interior —
This field activity is part of the effort to map geologic substrates of the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts. The overall... -
Federal
Long Island Sound metals sample distribution locations
Department of the Interior —
This GIS layer contains a point overlay showing the ___location of surficial samples used in the analysis of metal distributions in LIS. Attribute information containing... -
Federal
Summary of sample locations and mercury concentrations in samples from Long Island Sound
Department of the Interior —
This tabular data contains a summary of sample locations and mercury concentrations in samples from Long Island Sound -
Federal
Sediment grain size data from samples collected offshore Oceanside, southern California during field activity 2017-686-FA from 2017-10-23 to 2017-10-31
Department of the Interior —
This section of the data release contains grain-size analysis of twenty-six seafloor surface grab samples that were collected aboard the R/V Snavely in 2017 on U.S.... -
Federal
Location and analyses of sediment samples collected on Stellwagen Bank during U.S. Geological Survey field activity 2017-030-FA, aboard the R/V Auk, May 18-23, 2017
Department of the Interior —
This field activity is part of the effort to map geologic substrates of the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts. The overall... -
Federal
Location and grain-size analysis results of sediment samples collected in Long Island Sound, Connecticut and New York, in fall 2017 and spring 2018 by the U.S. Geological Survey, University of Connecticut, and University of New Haven during field activities 2017-056-FA and 2018-018-FA (simplified point shapefile and CSV files)
Department of the Interior —
Two marine geological surveys were conducted in Long Island Sound, Connecticut and New York, in fall 2017 and spring 2018 by the U.S. Geological Survey (USGS),... -
Federal
Benthic communities in the New London sidescan mosaic study area
Department of the Interior —
This data layer depicts benthic communities found in the New London sidescan sonar mosaic study area. -
Federal
Grain-Size Analysis Data From Sediment Samples in Support of Oceanographic and Water-Quality Measurements in the Nearshore Zone of Matanzas Inlet, Florida, 2018
Department of the Interior —
The interactions of waves and currents near an inlet influence sediment and alter sea-floor bedforms, especially during winter storms. As part of the Cross-Shore and... -
Federal
Grain-size analysis data from sediment samples in support of oceanographic and water-quality measurements at Thompsons Beach and Stone Harbor, New Jersey, collected in September 2018 and March 2022
Department of the Interior —
In 2012, Hurricane Sandy struck the Northeastern US causing devastation among coastal ecosystems. Post-hurricane marsh restoration efforts have included sediment... -
Federal
Mean grain size of beach and seabed sediment samples collected in the vicinity of Arey Lagoon and Barter Island, Alaska, July 2011
Department of the Interior —
Sediment grab samples were collected on the barriers and nearby seabed on and around Arey and Barter Islands, Alaska in July 2011 and analyzed for mean grain size. 43... -
Federal
Grain-size data from samples collected in 2009 at three bluff locations in the vicinity of Wainwright, Alaska
Department of the Interior —
Grain-size data, including grain size, cumulative frequency, and median, was determined from samples collected at three bluff locations in the vicinity of Wainwright,... -
Federal
Photographs, station locations, video ___location, and grain-size analyses of the sea floor in western Massachusetts Bay, offshore of Boston, Massachusetts, July, 1999
Department of the Interior —
This CD-ROM contains photographs and sediment sample analyses of the sea floor obtained at 142 sites in western Massachusetts Bay during a research cruise (USGS... -
Federal
Grain-Size and Site Data From Sediment Samples Collected at Seven Mile Island, New Jersey and Rockaway Peninsula, New York, Between May 2021 and June 2021
Department of the Interior —
Sediment grab samples were collected from one onshore ___location and 32 undisturbed locations along the seafloor around Seven Mile Island, New Jersey (NJ) and Rockaway... -
Federal
Geographic Locations of Seabed Sediment Samples from the Stellwagen Bank National Marine Sanctuary Region (SB_SEDSAMPLES Shapefile)
Department of the Interior —
The U.S. Geological Survey, in collaboration with the National Oceanic and Atmospheric Administration's (NOAA) National Marine Sanctuary Program, conducted seabed... -
Federal
Properties of sediment collected from two marshes and adjacent shallows in Northern San Francisco Bay, California, 2022-2023
Department of the Interior —
Bed sediment samples were collected from the intertidal, and subtidal shallows of San Pablo Bay National Wildlife Refuge and Corte Madera Bay near stations where... -
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...
68 datasets found