Catalog - Data.gov

Seismic Reflection, EdgeTech SB-512i chirp profile images,USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (PNG images)

Organization: Department of the Interior
Updated: 20200807 | Harvested: July 18, 2025 at 03:16 AM

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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Seismic Reflection, EdgeTech SB-512i chirp shot points, USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (CSV text and Esri point shapefile, GCS WGS 84)

Organization: Department of the Interior
Updated: 20200807 | Harvested: July 18, 2025 at 03:22 AM

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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Seismic Reflection, EdgeTech SB-512i chirp tracklines, USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (Esri polyline shapefile, GCS WGS 84)

Organization: Department of the Interior
Updated: 20200807 | Harvested: July 18, 2025 at 03:20 AM

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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Survey lines along which EdgeTech SB-424 chirp seismic-reflection data were collected by the U.S. Geological Survey - Woods Hole Coastal and Marine Science Center offshore of the Elizabeth Islands, MA, 2010 (2010-003-FA_Chirp424_tracklines.shp, ESRI polyline shapefile)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 06:23 AM

These data were collected under a cooperative agreement between the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal and Marine Geology Program,...

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Esri Binary floating point GRID containing bathymetry from interferometric sonar data collected by the USGS within Red Brook Harbor, MA, 2009 (rb_bathy_1m, 1-meter cell size)

Organization: Department of the Interior
Updated: 20211116 | Harvested: July 15, 2025 at 09:01 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), Woods Hole Coastal and Marine Science...

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Sound Velocity Profiles, Odim MVP 30 sound velocity profile data, USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (PNG images, ASVP text, and Esri point shapefile, GCS WGS 84).

Organization: Department of the Interior
Updated: 20200807 | Harvested: July 18, 2025 at 03:10 AM

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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Multibeam Echosounder, Reson T-20P tracklines, USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (Esri polyline shapefile, GCS WGS 84)

Organization: Department of the Interior
Updated: 20200807 | Harvested: July 18, 2025 at 03:39 AM

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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Multibeam Echosounder, Reson T-20P Southwest Pass site bathymetry (8-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: 20200807 | Harvested: July 18, 2025 at 03:28 AM

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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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: 20240319 | Harvested: July 16, 2025 at 03:54 AM

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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Multibeam Echosounder, Reson T-20P deep site bathymetry (4-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: 20200807 | Harvested: July 18, 2025 at 03:35 AM

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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Multibeam Echosounder, Reson T-20P Southwest Pass site backscatter (4-m), USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (8-bit GeoTIFF, UTM Zone 16N, NAD 83)

Organization: Department of the Interior
Updated: 20200807 | Harvested: July 18, 2025 at 03:32 AM

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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Interpolated swath bathymetry contours collected by the U.S. Geological Survey - Woods Hole Coastal and Marine Science Center surrounding the nearshore of the Elizabeth Islands, MA, 2010 (ei_contours_1m_dd, ESRI polyline shapefile)

Organization: Department of the Interior
Updated: 20240318 | Harvested: August 29, 2025 at 07:38 PM

These data were collected under a cooperative agreement between the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal and Marine Geology Program,...

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Multibeam Echosounder, Reson T-20P deep site backscatter (4-m), USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (8-bit GeoTIFF, UTM Zone 16N, NAD 83)

Organization: Department of the Interior
Updated: 20200807 | Harvested: July 18, 2025 at 03:30 AM

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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PNG formatted images of Knudsen 3202 chirp seismic-reflection profiles collected by the USGS within Buzzards Bay and sand shoals of Vineyard Sound, MA, 2011

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 04:08 AM

These data were collected under a cooperative agreement between the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal and Marine Geology Program,...

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Multibeam Echosounder, Reson T-20P MC20 site backscatter (2-m), USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (8-bit GeoTIFF, UTM Zone 16N, NAD 83)

Organization: Department of the Interior
Updated: 20200807 | Harvested: July 18, 2025 at 03:29 AM

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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Composite Sidescan-Sonar Mosaic, Pulley Ridge: UTM, Zone 17 Projection (COMPOSITE_UTM.TIF)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 04:58 AM

Pulley Ridge is a series of drowned barrier islands that extends almost 200 km in 60-100 m water depths. This drowned ridge is located on the Florida Platform in the southeastern Gulf of Mexico...

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Text files of the navigation logged during field activity 2011-015-FA by the U.S. Geological Survey and Massachusetts Office of Coastal Zone Management offshore of Massachusetts around Cape Cod and the Islands in September 2011 (ASCII text and CSV files)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 04:59 AM

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

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Uninterpolated swath bathymetry collected by the U.S. Geological Survey - Woods Hole Coastal and Marine Science Center surrounding the nearshore of the Elizabeth Islands, MA, 2010 (ei_2hm_nofill, ESRI grd)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 04:49 AM

These data were collected under a cooperative agreement between the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal and Marine Geology Program,...

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Survey lines along which swath backscatter data were collected south of Martha's Vineyard and north of Nantucket by the U.S. Geological Survey offshore of Massachusetts in 2013 (2013-003-FA_BackscatterTracklines, Esri Polyline Shapefile, Geographic, WGS84)

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

These data were collected under a cooperative agreement between the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal and Marine Geology Program,...

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5 meter multibeam-sonar backscatter GeoTIFF mosaic of the offshore portion of the Cape Ann to Salisbury Beach Massachusetts survey area (RESON_BS5M.tif, UTM Zone 19, WGS84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 04:49 AM

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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