Image:
he GEBCO world map shows the shape and depth of the global ocean floor as a shaded relief map.
A new release of the map is now available. Find out how to download a digital copy in PDF and GeoTiff forms.
This is the third release of the map and now includes the names of features on the sea floor from the IHO-IOC GEBCO Gazetteer of Undersea Feature Names.
Creation of the map
The map is based upon bathymetry data from the GEBCO_08 Grid, version 20100927, a global bathymetric grid with 30 arc-second spacing.
The land imagery is taken from the US National Aeronautics and Space Administration's (NASA) Blue Marble data set. The coastline is taken from the World Vector Shoreline.