GEBCO global bathymetric grid

Gridded Bathymetry Data

GEBCO's gridded bathymetric data sets are global terrain models for ocean and land. The grids are available to download or access through Web Map Services.

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Part of the GEBCO world map showing bathymetry from the GEBCO grid and names from the GEBCO Gazetteer of Undersea Feature Names

Data & Products

GEBCO produces and makes available a range of bathymetric data sets and products. This includes a global bathymetric grid; gazetteer of undersea feature names, a Web Map Service and printable maps of ocean bathymetry.

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3D view of the GEBCO grid for the Mariana Trench region in the Northwest Pacific Ocean

Seabed 2030

Seabed 2030 is a collaborative project between the Nippon Foundation and GEBCO. It aims to bring together all available bathymetric data to produce the definitive map of the world ocean floor by 2030 and make it available to all.

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GEBCO Spotlight

GEBCO_2025 Grid now available

The 2025 release of the global GEBCO bathymetric grid is now available.

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Latest news

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General Bathymetric Chart of the Oceans

Producing free, open and complete seabed data and information for the world’s oceans.

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Some of our People

Photo of Evert Flier

Mr Evert Flier

Chair, GEBCO Guiding Committee, Norwegian Mapping Authority, Norway
Photo of Martin Jakobsson

Prof Martin Jakobsson

Memeber of the GEBCO Guiding Committee, Stockholm University, Sweden
Photo of Rochelle Wigley

Dr Rochelle Wigley

Director, Nippon Foundation-GEBCO Training Programme, UNH, USA
Photo of David Millar

Mr David Millar

Member of the GEBCO Guiding Committee, Fugro, USA
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