The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
Bathymetry
Access Tools
Grid Extract
This interactive map gives access to combined bathymetric and topographic data, including the ETOPO Global Relief Model.
AutoGrid
Use this application to create grids and maps from multibeam bathymetric data.
IHO Bathymetric Data Viewer
Use the IHO DCDB Bathymetric Data Viewer to access DCDB's bathymetric data holdings, as well as the spatial extent of data archived at other repositories.
NCEI Bathymetric Data Viewer
Use this interactive map to search and access bathymetric data, including multibeam, singlebeam, lidar, and crowdsourced bathymetry data.