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#1 Federal

Multibeam Echosounder, Reson T-20P MC20 site bathymetry (2-m), USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (32-bit GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88 Vertical Datum)

Organization: Department of the Interior
Updated: 2024-03-19T00:00:00Z

High resolution bathymetric, sea-floor backscatter, and seismic-reflection data were collected offshore of southeastern Louisiana aboard the research vessel Point Sur on May 19-26, 2017, in an...

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Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03

#2 Federal

Multibeam bathymetric data collected in Little Egg Inlet and offshore the southern end of Long Beach Island, NJ, during USGS Field Activity 2018-001-FA, using a dual-head Reson T20-P multibeam echo sounder (32-bit GeoTIFF, UTM Zone 18N, NAD 83, NAVD 88 Vertical Datum, 4-m resolution)

Organization: Department of the Interior
Updated: 2021-04-22T00:00:00Z

The natural resiliency of the New Jersey barrier island system, and the efficacy of management efforts to reduce vulnerability, depends on the ability of the system to recover and maintain...

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Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03

#3 Federal

Multibeam backscatter data collected in Nantucket Sound Massachusetts in the vicinity of Horseshoe Shoal, during USGS Field Activity 2022-001-FA using a Teledyne SeaBat Integrated Dual-Head (IDH) T20-P multibeam echosounder (8-bit GeoTIFF, UTM Zone 19N, WGS 84, 1-m resolution)

Organization: Department of the Interior
Updated: 2023-03-09T00:00:00Z

In June 2022, the U.S. Geological Survey, in collaboration with the Massachusetts Office of Coastal Zone Management, collected high-resolution geophysical data, in Nantucket Sound to understand...

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Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03

#4 Federal

Multibeam backscatter data collected during USGS Field Activity 2021-004-FA, using a dual-head Teledyne SeaBat T20-P multibeam echo sounder (8-bit GeoTIFF, UTM Zone 19N, WGS84, 1-m resolution)

Organization: Department of the Interior
Updated: 2023-11-14T00:00:00Z

The U.S. Geological Survey (USGS) Woods Hole Coastal and Marine Science Center (WHCMSC) completed a bathymetric and shallow seismic-reflection survey during the period of June 9, 2021 to June 24,...

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Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03

#5 Federal

Multibeam bathymetric data collected during USGS field activity 2021-004-FA, using a dual-head Teledyne SeaBat T20-P multibeam echo sounder (32-bit GeoTIFF, UTM Zone 19N, NAD 83, NAVD88 Vertical Datum, 2-m resolution)

Organization: Department of the Interior
Updated: 2023-11-14T00:00:00Z

The U.S. Geological Survey (USGS) Woods Hole Coastal and Marine Science Center (WHCMSC) completed a bathymetric and shallow seismic-reflection survey during the period of June 9, 2021 to June 24,...

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Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03

#6 Federal

Multibeam echo sounder - GeoTIFF grids for processed Reson 7160 seafloor bathymetry data collected during USGS field activities 2017-001-FA and 2017-002-FA.

Organization: Department of the Interior
Updated: 2020-08-06T00:00:00Z

In spring and summer 2017, the U.S. Geological Survey’s Gas Hydrates Project conducted two cruises aboard the research vessel Hugh R. Sharp to explore the geology, chemistry, ecology, physics, and...

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Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03

#7 Federal

Multibeam bathymetric data collected in Nantucket Sound Massachusetts in the vicinity of Horseshoe Shoal, during USGS Field Activity 2022-001-FA using a Teledyne SeaBat Integrated Dual-Head (IDH) T20-P multibeam echosounder (32-bit GeoTIFF, UTM Zone 19N, NAD 83, MLLW Datum, 2-m resolution)

Organization: Department of the Interior
Updated: 2023-03-09T00:00:00Z

In June 2022, the U.S. Geological Survey, in collaboration with the Massachusetts Office of Coastal Zone Management, collected high-resolution geophysical data, in Nantucket Sound to understand...

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Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03

#8 Federal

Multibeam sonar tracklines collected in Cape Cod Bay, Massachusetts with a Reson T-20P during USGS Field Activity 2019-002-FA (Esri polyline shapefile, GCS WGS 84)

Organization: Department of the Interior
Updated: 2024-04-23T00:00:00Z

Accurate data and maps of sea floor geology are important first steps toward protecting fish habitat, delineating marine resources, and assessing environmental changes due to natural or human...

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