Search datasets
-
This sediment database contains location, description, and texture of samples taken by numerous marine sampling programs. Most of the samples are from the Atlantic Continental Margin of the...
Search relevance: 1.00 | Views last month: 150 | Catalog Last Checked: May 05, 2026 at 08:32 PM -
This sediment database contains location, description, and texture of samples taken by numerous marine sampling programs. Most of the samples are from the Atlantic Continental Margin of the...
Search relevance: 1.00 | Views last month: 36 | Catalog Last Checked: May 05, 2026 at 08:43 PM -
This data release contains coastal wetland synthesis products for Massachusetts, developed in collaboration with the Massachusetts Office of Coastal Zone Management. Metrics for resiliency,...
Search relevance: 1.00 | Views last month: 20 | Catalog Last Checked: May 14, 2026 at 06:50 PM -
These unprojected (geographic coordinates) 3-Zone Average Annual Salinity Digital Geographies are based on analysis of long-term salinity data for 147 estuaries of the contiguous United States....
Search relevance: 1.00 | Views last month: 18 | Catalog Last Checked: June 28, 2026 at 07:37 PM -
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: 17 | Catalog Last Checked: May 05, 2026 at 09:40 PM -
Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and bathymetry terrain model for...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 09:01 PM -
Several bureaus within the Department of Interior compiled available information from seabird observation datasets from the Atlantic Outer Continental Shelf into a single database, with the goal...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: June 28, 2026 at 07:28 PM -
These data are the trackline from the high-resolution acoustic backscatter measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km² of...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: May 05, 2026 at 09:34 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,...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: May 05, 2026 at 09:16 PM -
This sediment database contains location, description, and texture of samples taken by numerous marine sampling programs. Most of the samples are from the Atlantic Continental Margin of the...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: May 05, 2026 at 10:08 PM -
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...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 08:23 PM -
This feature class contains internal wave packets digitized from SAR imagery at 1:350,000 scale in Massachusetts Bay. Internal waves are nonsinusoidal waves that occur at the interface between...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: July 14, 2026 at 09:30 PM -
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...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 10:06 PM -
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...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 08:06 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,...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 08:13 PM -
These data are high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km² of sidescan sonar and bathymetric data...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 07:47 PM -
These data are high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km² of sidescan sonar and bathymetric data...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 09:18 PM -
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....
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 07:54 PM -
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: 10 | Catalog Last Checked: May 05, 2026 at 09:31 PM -
This collection includes time-series oceanographic data collected by U.S. Geological Survey investigators and collaborators as part of experiments to study circulation and sediment transport in...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 29, 2026 at 11:04 PM
