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The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 05:47 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 05:05 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:45 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 06:12 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 06:19 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:44 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:26 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 06:14 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:35 AM -
10-m resolution image of shaded relief multibeam bathymetry in Massachusetts Bay (MB_SRELIEF10M.TIF)
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:21 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:15 AM -
This data set includes backscatter intensity of the sea floor offshore of northern Cape Cod, Massachusetts. The data were collected with a multibeam sea floor mapping system during USGS survey...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:29 AM -
This data set contains the sea floor topographic contours, sun-illuminated topographic imagery, and backscatter intensity generated from a multibeam sonar survey of the Stellwagen Bank National...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:23 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:58 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:34 AM -
This data set contains the sea floor topographic contours generated from a multibeam sonar survey of the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts, an area of...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:13 AM -
This data set contains the topographic contours and sun-illuminated imagery of Quadrangle 12. This coverage is one in a series of 18 quadrangles in the Stellwagen Bank National Marine Sanctuary...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 04:53 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:27 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 06:10 AM -
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:10 AM
