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.

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.

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.

The Nippon Foundation and GEBCO logos
GEBCO Spotlight

Training Program 2025

Applications sought for the Postgraduate Certificate in Ocean Bathymetry Training Program (2025-2026).

Latest news

Shaded relief imagery for the Arctic Ocean area, based on the IBCAO V5; with (left) and without (right) ice surface elevation information for the Greenland Ice Sheet

IBCAO Version 5 Release Paper

2 January 2025
Access the release paper for Version 5 of the International Bathymetric Chart of the Arctic Ocean (IBCAO) to find out more about the development of the data set.

General Bathymetric Chart of the Oceans

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

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