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Search and download bathymetry and backscatter grids, ascii files, fledermaus scenes, google .kmzs and leg reports for all INSS and INFOMAR surveys
Download Maps and Charts in pdf format.
A comprehensive database of the shipwrecks that have been mapped by INSS and INFOMAR has been collated.
Download Google Earth KML and KMZ files of bathymetry datasets.
NGDC is the US national archive for multibeam bathymetric data and presently holds over 15.7 million nautical miles of ship tracklines (1187 survey