GEBCO 해양 수심 측량 지도

General Bathymetric Chart of the Oceans (GEBCO)

출처 : http://www.bodc.ac.uk/

Full resolution (32 MB)
Reduced resolution (3.5 MB)

지도제작 :  Nippon Foundation/GEBCO Training Project at the Center for Coastal and Ocean Mapping of the University of New Hampshire, USA.
상업적 이용불가