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Perspective image of multibeam bathymetry +
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01:32:33, 16 February 2010 +
Binary +
Measured +
WGS 84 geographic (horizontal); instantaneous sea level (vertical) +
Varies with water depth +
Global bathymetry +
Time snap shot +
By survey date +
NGDC is the US national archive for multib … NGDC is the US national archive for multibeam bathymetric data and presently holds over 15.7 million nautical miles of ship tracklines (1187 surveys) received from sources worldwide.</br></br>In addition to deepwater data, the multibeam database also includes hydrographic multibeam survey data from the NOS. Associated NOS data products, including 3D images and grids, are available via the NOS Hydrographic Survey Data Map Service. NOS Hydrographic Survey Data Map Service. +
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16:37:28, 11 March 2025 +
NGDC's global database of multibeam swath sonar bathymetric surveys +
Variety of multibeam system binary formats +
Image:Global Multibeam Bathymetry.png +
