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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
ETOPO1 1 Arc-Minute Global Relief Model
National Oceanic and Atmospheric Administration, Department of Commerce —
In August 2008, the National Geophysical Data Center (NGDC), an office of the National Oceanic and Atmospheric Administration (NOAA), developed the ETOPO1 Global... -
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
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
Marine Trackline Geophysical Database for Side-Scan Sonar Data NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Marine Trackline Geophysical data represented within the side-scan sonar data are from towed instruments closer to the seafloor that use sound to image features on... -
Federal
Marine Trackline Geophysical Database for Sub-Bottom Seismic Data NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Marine Trackline Geophysical data represented by sub-bottom seismic data, which we sometimes also call chirp (based on its operating mode), uses a 3.5 kHz operating... -
Federal
Marine Trackline Geophysical Database for M77 Data NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Marine Trackline Geophysical data represented by the M77 tag are inclusive of singlebeam bathymetry, marine magnetic, and gravity data and were collected during... -
Federal
Marine Geology Reports in the NGDC Archive
National Oceanic and Atmospheric Administration, Department of Commerce —
Historic Marine Geologic data reports available are from academia, government, and non-U.S. sources. These reports were originally in paper or film form and were...