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A shapefile of 311 undersea features from all major oceans and seas has been created as an aid for retrieving georeferenced information resources. Version 1.1 of the data set also includes a...
Search relevance: 1.00 | Views last month: 50 | Catalog Last Checked: September 10, 2026 at 08:33 PM -
Microplastics (i.e., plastics measuring less than 5mm) pollution is a growing problem affecting coastal communities, marine ecosystems, aquatic life, and human health. The widespread occurrence of...
Search relevance: 1.00 | Views last month: 40 | Catalog Last Checked: September 27, 2026 at 12:10 AM -
Vessels traveling in U.S. coastal and inland waters frequently use Automatic Identification Systems (AIS) for navigation safety. The U.S. Coast Guard collects AIS records using shore-side...
Search relevance: 1.00 | Views last month: 29 | Catalog Last Checked: August 02, 2026 at 11:41 PM -
This database contains a harmonized subset of variables from the NOAA NCEI Marine Microplastics collection, which is used to generate the accompanying ArcGIS map. It includes microplastic...
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Seabeach amaranth (Amaranthus pumilus) is a federally threatened plant species that was once prevalent on beaches of the U.S. mid-Atlantic coast. To re-establish a population at Assateague Island...
Search relevance: 1.00 | Views last month: 18 | Catalog Last Checked: September 10, 2026 at 10:39 PM -
This dataset includes biological, chemical, meteorological, physical and underway - surface data collected from EXPLORER OF THE SEAS in the Caribbean Sea, Gulf of Mexico and North Atlantic Ocean...
Search relevance: 1.00 | Views last month: 18 | Catalog Last Checked: September 26, 2026 at 07:57 PM -
Bathymetric terrain models of seafloor morphology are an important component of marine geological investigations. Advances in acquisition and processing technologies of bathymetric data have...
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These data were collected by the National Ocean Service (NOS, formerly the U.S. Coast and Geodetic Survey) for the purpose of charting the coastal waters and navigable waterways of the United...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: September 10, 2026 at 10:21 PM -
This dataset contains a global gridded dataset of the surface ocean carbonate system for seasonal to decadal studies of ocean acidification (v2025). The full marine carbonate system is calculated...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: September 26, 2026 at 09:21 PM -
In EX-11-06, the final cruise involving the NOAA Ship Okeanos Explorer in the 2011 Field Season, the ship will depart from Pascagoula, MS, round the Florida Keys, transit along the...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 03, 2026 at 12:14 AM -
This data layer is a point coverage of known sediment samplings, inspections and probings from the usSEABED data collection and integrated using the software system dbSEABED. This data layer...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: September 10, 2026 at 10:14 PM -
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration (NOAA), is producing detailed geologic maps of the coastal sea floor. Bathymetric data,...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: September 10, 2026 at 10:12 PM -
The Terrain Ruggedness Index (TRI) calculates the average difference in elevation between a small area (a center pixel of 13 x 13 m) and its surrounding area (neighboring pixels). The TRI was...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: September 10, 2026 at 08:52 PM -
In EX-11-06, the final cruise involving the NOAA Ship Okeanos Explorer in the 2011 Field Season, the ship will depart from Pascagoula, MS, round the Florida Keys, transit along the...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 03, 2026 at 12:14 AM -
A large number of high-resolution geophysical surveys between Cape Hatteras and Georges Bank have been conducted by federal, state, and academic institutions since the turn of the century. A major...
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This shapefile denotes the location of underwater photos and videos taken in shallow water (0-35m) benthic habitats surrounding Northeast Puerto Rico and Culebra Island. The area includes the...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 01, 2026 at 06:30 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....
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: September 10, 2026 at 08:35 PM -
These data are high-resolution seismic reflection profile data of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 1,175 kms of seismic reflection profile data...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: September 10, 2026 at 08:02 PM -
From February to May 1987 the U.S. Geological Survey (USGS) conducted five cruises to cover the U.S. Atlantic Continental Margin Exclusive Economic Zone (EEZ) seaward of the continental shelf...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: September 10, 2026 at 10:08 PM
