미국
Multibeam collection for PO-12-05-CB-GWCR: Multibeam data collected aboard Potawaugh from 22-May-12 to 23-May-12, Annapolis, MD to Annapolis, MD
This data set is part of a larger set of data called the Multibeam Bathymetry Database (MBBDB) where other similar data can be found