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Federal
EMAG2v3: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
National Oceanic and Atmospheric Administration, Department of Commerce —
EMAG2v3 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of the previous release... -
Federal
Bathymetry of Lake Superior
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry of Lake Superior has been compiled as a component of a NOAA project to rescue Great Lakes lake floor geological and geophysical data and make it more... -
Federal
ETOPO 2022 15 Arc-Second Global Relief Model
National Oceanic and Atmospheric Administration, Department of Commerce —
ETOPO 2022, a global relief model with 15 arc-second resolution seamlessly integrating topographic and bathymetric data. The ETOPO 2022 model uses a combination of... -
Federal
EMAG2: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
National Oceanic and Atmospheric Administration, Department of Commerce —
EMAG2 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of our previous candidate... -
Federal
Coastal Digital Elevation Models (DEMs)
National Oceanic and Atmospheric Administration, Department of Commerce —
Digital elevation models (DEMs) of U.S. and other coasts that typically integrate ocean bathymetry and land topography. The DEMs support NOAA's mission to understand... -
Federal
SRTM30+ Global 1-km Digital Elevation Model (DEM): Version 11: Bathymetry: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A global 1-km resolution bathymetric digital elevation model (DEM) grayscale hillshade of the ocean floor. Derived from the SRTM30+ v11 dataset produced at Scripps... -
Federal
Multibeam Bathymetry Database (MBBDB) NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat... -
Federal
Total Sediment Thickness of the World's Oceans & Marginal Seas, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
NGDC's global ocean sediment thickness grid (Divins, 2003) has been updated for the Australian-Antarctic region (60° -155° E, 30° -70° S). New seismic reflection... -
Federal
A seamless, high-resolution, coastal digital elevation model (DEM) for Southern California
Department of the Interior —
A seamless, three-meter digital elevation model (DEM) was constructed for the entire Southern California coastal zone, extending 473 km from Point Conception to the... -
Federal
Pensacola, Florida 1/3 arc-second NAVD 88 Coastal Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Centers for Environmental Information (NCEI) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These... -
Federal
Polygons of global undersea features for geographic searches
Department of the Interior —
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... -
Federal
Great Lakes Bathymetry
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry of Lakes Michigan, Erie, Saint Clair, Ontario and Huron has been compiled as a component of a NOAA project to rescue Great Lakes lake floor geological and... -
Federal
Age, spreading rates, and spreading asymmetry of the world's ocean crust
National Oceanic and Atmospheric Administration, Department of Commerce —
The authors present four companion digital models of the age, age uncertainty, spreading rates and spreading asymmetries of the world's ocean basins as geographic and... -
Federal
Marine Trackline Geophysical Database NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set contains bathymetry, magnetic, gravity and seismic shot point navigation data collected during marine cruises from 1939 to the present. Coverage is... -
Federal
GlobSed: Updated Total Sediment Thickness in the World's Oceans
National Oceanic and Atmospheric Administration, Department of Commerce —
NCEI's global ocean sediment thickness grid of Divins (2003) updated by Whittaker et al. (2013) has been updated again for the NE Atlantic, Arctic, Southern Ocean,... -
Federal
NECOFS GOM3 (FVCOM) - Northeast US - Latest Forecast
National Oceanic and Atmospheric Administration, Department of Commerce —
Latest forecast from the FVCOM Northeast Coastal Ocean Forecast System using an newer, higher-resolution GOM3 mesh (GOM2 was the preceding mesh) -
Federal
Geotagged sea-floor images and locations of bottom images collected in Cape Cod Bay, Massachusetts, in September 2019 by the U.S. Geological Survey during field activity 2019-034-FA (JPEG images, point shapefile, and CSV file; GCS WGS 84)
Department of the Interior —
Accurate data and maps of sea floor geology are important first steps toward protecting fish habitat, delineating marine resources, and assessing environmental... -
Federal
British Columbia 3 arc-second Bathymetric Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
The 3 arc-second British Columbia DEM will be used to support NOAA's tsunami forecast system and for tsunami inundation modeling. This DEM covers the coastal area... -
Federal
Galapagos Islands, Ecuador 3 sec Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Centers for Environmental Information is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated... -
Federal
2005 Hypoxia Watch Bottom CTD Station Locations
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA Hypoxia Watch project provides near-real-time, web-based maps of dissolved oxygen near the sea floor over the Texas-Louisiana continental shelf during a...
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