General Bathymetric Chart of the Oceans (GEBCO)
The General Bathymetric Chart of the Oceans (GEBCO) is a set of publicly available bathymetric data sets for the world’s oceans.
The current gridded dataset is a global Digital Terrain Model (DTM) covering both ocean and land at a resolution of 15 arc-seconds. It can be used for small-scale GIS analysis and to create regional maps of ocean depth.
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