Catalog - Data.gov

Isochron of dredge-spoil thickness beneath Buzzards Bay, Massachusetts (DredgeSpoil, Esri binary grid; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 10:01 AM

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Buzzards Bay, Massachusetts. These maps were derived from interpretations of seismic-reflection profiles,...

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Interpretation of sea floor geologic units for Buzzards Bay, Massachusetts (BuzzardsBay_surfgeol, polygon shapefile; Geographic WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 04:31 AM

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Buzzards Bay, Massachusetts. These maps were derived from interpretations of seismic-reflection profiles,...

xml
xml

Interpretation of sea floor geologic units for Vineyard and western Nantucket Sounds, Massachusetts (polygon shapefile; Geographic, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 04:11 AM

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Vineyard and western Nantucket Sounds, Massachusetts. These maps were derived from interpretations of...

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Elevation of the late Wisconsinan to early Holocene regressive unconformity (Ur) beneath Vineyard and western Nantucket Sounds, Massachusetts (Esri binary grid; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 06:15 AM

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Vineyard and western Nantucket Sounds, Massachusetts. These maps were derived from interpretations of...

xml
xml

10-m Bathymetry grid of Vineyard and western Nantucket Sounds produced from lead-line and single-beam sonar soundings, swath-interferometric, multibeam, and lidar datasets (Esri binary grid, UTM Zone 19N, WGS84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 10:11 AM

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Vineyard and western Nantucket Sounds, Massachusetts. These maps were derived from interpretations of...

xml
xml

10-m Hillshaded-relief image of Vineyard and western Nantucket Sounds produced from lead-line and single-beam sonar soundings, swath-interferometric, multibeam, and lidar datasets (TIFF image, UTM Zone 19N, WGS84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:27 AM

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Vineyard and Western Nantucket Sounds, Massachusetts. These maps were derived from interpretations of...

xml
xml

Hillshaded-relief image produced from the late Wisconsinan to early Holocene regressive unconformity (Ur) beneath Vineyard and western Nantucket Sounds, Massachusetts (GeoTIFF Image; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 04:19 AM

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Vineyard and western Nantucket Sounds, Massachusetts. These maps were derived from interpretations of...

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xml

1-m backscatter mosaic in Vineyard and western Nantucket Sounds produced from multiple sidescan-sonar datasets (GeoTIFF Image; UTM, Zone 19N, WGS 84)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 04:24 AM

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Vineyard and western Nantucket Sounds, Massachusetts. These maps were derived from interpretations of...

xml
xml

Physiographic Zones of the Sea Floor for Vineyard and western Nantucket Sounds, Massachusetts (polygon shapefile, Geographic, WGS84)

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

Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Vineyard and western Nantucket Sounds, Massachusetts. These maps were derived from interpretations of...

xml
xml

Shotpoint navigation at a 500-shot interval for chirp seismic-reflection data collected in 2016 by the U.S. Geological Survey off Town Neck Beach in Sandwich, Massachusetts, during field activity 2016-017-FA (point shapefile)

Organization: Department of the Interior
Updated: 20240319 | Harvested: July 16, 2025 at 03:46 AM

Geophysical and geological survey data were collected off Town Neck Beach in Sandwich, Massachusetts, in May and July 2016. Approximately 130 linear kilometers of subbottom (seismic-reflection)...

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Survey lines along which seismic reflection data were collected in 2016 by the U.S. Geological Survey off Town Neck Beach in Sandwich, Massachusetts, during field activity 2016-017-FA (polyline shapefile)

Organization: Department of the Interior
Updated: 20240319 | Harvested: July 16, 2025 at 03:46 AM

Geophysical and geological survey data were collected off Town Neck Beach in Sandwich, Massachusetts, in May and July 2016. Approximately 130 linear kilometers of subbottom (seismic-reflection)...

xml
xml

Survey lines along which seismic reflection data were collected in 2012 by the U.S. Geological Survey in the Connecticut River during field activity 2012-024-FA (Polyline Shapefile)

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

A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear kilometers of digital...

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Acquisition log maintained in 2012 by the U.S. Geological Survey in the Connecticut River during field activity 2012-024-FA (PDF of scanned spreadsheet)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 05:21 AM

A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear kilometers of digital...

xml
xml

Backscatter imagery collected in 2016 by the U.S. Geological Survey off Town Neck Beach Sandwich, Massachusetts, during field activity 2016-017-FA (GeoTIFF image)

Organization: Department of the Interior
Updated: 20240319 | Harvested: July 16, 2025 at 03:46 AM

Geophysical and geological survey data were collected off Town Neck Beach in Sandwich, Massachusetts, in May and July 2016. Approximately 130 linear kilometers of subbottom (seismic-reflection)...

xml
xml

2-meter bathymetric data collected in 2016 by the U.S. Geological Survey off Town Neck Beach in Sandwich, Massachusetts, during field activity 2016-017-FA (GeoTIFF image)

Organization: Department of the Interior
Updated: 20240319 | Harvested: July 16, 2025 at 03:46 AM

Geophysical and geological survey data were collected off Town Neck Beach in Sandwich, Massachusetts, in May and July 2016. Approximately 130 linear kilometers of subbottom (seismic-reflection)...

xml
xml

Survey lines along which swath sonar (bathymetric and backscatter) data were collected in 2012 by the U.S. Geological Survey in the Connecticut River during field activity 2012-024-FA (Polyline Shapefile)

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

A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear kilometers of digital...

xml
xml

1-meter backscatter imagery collected in 2012 by the U.S. Geological Survey in the Connecticut River during field activity 2012-024-FA (GeoTIFF image)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 06:56 AM

A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear kilometers of digital...

xml
xml

Location of bottom photographs along with images collected in July 2016 by the U.S. Geological Survey off Town Neck Beach in Sandwich, Massachusetts, during field activity 2016-037-FA (JPEG images, point shapefile, and CSV file)

Organization: Department of the Interior
Updated: 20240319 | Harvested: July 16, 2025 at 03:47 AM

Geophysical and geological survey data were collected off Town Neck Beach in Sandwich, Massachusetts, in May and July 2016. Approximately 130 linear kilometers of subbottom (seismic-reflection)...

xml
xml

Location of bottom photographs along with images collected in 2012 by the U.S. Geological Survey in the Connecticut River during field activity 2012-024-FA (point shapefile and JPEG images)

Organization: Department of the Interior
Updated: 20240712 | Harvested: July 16, 2025 at 03:43 AM

A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear kilometers of digital...

xml
xml

Text files of the navigation logged with HYPACK Software during field activity 2012-024-FA in 2012 by the U.S. Geological Survey in the Connecticut River

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 16, 2025 at 05:38 AM

A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear kilometers of digital...

xml
xml

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