Catalog - Data.gov

Lithologic Descriptions from the Continental Margin Program (HATHLITH71 shapefile)

Organization: Department of the Interior
Updated: 20211116 | Harvested: July 16, 2025 at 04:17 AM

This data set contains lithologic information on bottom sediments from the Continental Margin Program. The program was a joint collaboration between the U.S. Geological Survey and the Woods Hole...

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Environmental toxicology data collected by the NOAA, National Ocean Service, National Centers For Coastal Ocean Science, National Status and Trends Program for monitoring contaminants in coastal United States marine water bodies from 01 Jan 1960 to 05 May 2010 (NCEI Accession 0074376)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Updated: 2016-03-25T00:00:00.000+00:00 | Harvested: October 13, 2025 at 03:31 AM

The National Status and Trends Program is comprised of three nationwide programs: Benthic Surveillance, Mussel Watch, and Bioeffects. These programs are in place to observe estuarine and coastal...

Physiographic Zones of the Sea Floor from Nahant to Northern Cape Cod Bay, Massachusetts (NAH_CCB_Pzones polygon shapefile, Geographic WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 06:40 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Sediment Texture Units of the Sea Floor from Nahant to Northern Cape Cod Bay, Massachusetts (NAH_CCB_sedcover polygon shapefile, Geographic, WGS84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 10:17 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Physiographic Zones of the Sea Floor from Nahant to Salisbury, Massachusetts (polygon shapefile, Geographic WGS 84, Nahant_NH_Pzones)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:30 AM

These data are qualitatively derived interpretive polygon shapefiles defining sediment type and distribution, and physiographic zones of the sea floor from Nahant to Salisbury, Massachusetts. Many...

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Hillshaded relief image derived from elevations of the late-Wisconsinan regressive unconformity beneath the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (Urelevhs GeoTIFF Image; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:21 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Isochron of Holocene marine (Qmn and Qmd) sediment thickness on the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (qmiso Esri binary grid; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:24 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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10-m backscatter mosaic produced from backscatter intensity data from sidescan sonar and multibeam datasets (BS_composite_10m.tif GeoTIFF Image; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:16 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Nahant_NH_sedcover: Sediment Texture Units of the Sea Floor from Nahant to Salisbury, Massachusetts (polygon shapefile, Geographic, WGS84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: August 29, 2025 at 07:39 PM

These data are qualitatively derived interpretive polygon shapefiles defining sediment type and distribution, and physiographic zones of the sea floor from Nahant to Salisbury, Massachusetts. Many...

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Elevation of the late-Wisconsinan regressive unconformity beneath the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (urelev Esri binary grid; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 06:28 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Isochron of Holocene fluvial and estuarine (Qfe) sediment thickness beneath the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (qfeiso Esri binary grid; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:44 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Hillshaded relief image derived from elevations of the Holocene transgressive unconformity beneath the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (Utelevhs GeoTIFF Image; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 06:34 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Interpretation of sea-floor geologic units on the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (Nahant_CCB_surfgeol polygon shapefile; Geographic WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 10:04 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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30-m Hillshaded relief image produced from swath interferometric, multibeam, and lidar datasets (navd_bath_30m.tif GeoTIFF Image; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 10:19 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Elevation of the Holocene transgressive unconformity beneath the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (utelev Esri binary grid; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 06:26 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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30-m Topography and bathymetry grid produced from swath interferometric, multibeam, and lidar datasets (navd_bath_30m Esri binary grid, UTM Zone 19N, WGS84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 05:08 AM

These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and physiographic zones of the sea...

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Tracklines for bottom video collected with the SEABOSS Sampler in the Cape Ann - Salisbury Beach survey area (SeaBossTracklines - shapefile, Geographic, WGS84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: August 29, 2025 at 07:40 PM

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 Marine Geology Program, Woods...

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Locations of bottom photographs collected by the USGS within Red Brook Harbor, MA, 2009 (RB_BottomPhotos)

Organization: Department of the Interior
Updated: 20211116 | Harvested: August 05, 2025 at 05:31 PM

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 and Marine Geology Program,...

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Phytoplankton and particulate chemical fluxes at Station M from 2003-10-14 to 2017-11-13 (NCEI Accession 0241430)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Updated: 2021-09-27T00:00:00.000+00:00 | Harvested: October 04, 2025 at 12:58 AM

These data were collected as part of the California Sea Grant award R/HCME-37. Data were generated from analysis of a sinking particle samples collected in a bottom-moored sediment trap deployed...

BOEM Benthic Habitat Assessment

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Updated: 2025-10-08T21:44:15.000+00:00 | Harvested: October 13, 2025 at 01:57 PM

GIS-based database for high resolution bottom mapping, sediments, and benthic fauna data in BOEM Wind Energy Areas

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