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The seafloor consists of deep basins, vast mountain chains and long ocean trenches. This landscape impacts on our everyday lives — it helps to steer ocean currents that in turn affects our climate and influences hazards facing coastal communities like approaching tsunamis. Images are now available

The annual GEBCO Bathymetric Science Day is held during GEBCO's meetings and is open to all. It consists of oral and poster presentations on a wide range of topics relating to ocean-floor mapping and its applications. Presentations are now available from the Sixth Annual GEBCO Science Day along with

The 6th GEBCO Science Day will be hosted by the University of California Scripps Institution of Oceanography at the Scripps Seaside Forum on 4th October 2011. GEBCO Science Day is held every year as part of GEBCO's meetings. We announce a call for papers on any topics related to ocean mapping and

GEBCO maintains and makes available a digital gazetteer of the names of features on the ocean floor. The GEBCO Sub-Committee on Undersea Feature Names (SCUFN) is responsible for the maintenance and update of the gazetteer data set. The latest version of the gazetteer is now available to download in

The GEBCO_08 Grid is now available as a Web Map Service (WMS), a means of accessing geo-referenced map images over the internet. These maps can be viewed in a web browser; incorporated in your own web application or displayed in various GIS/mapping packages. Find out more about the WMS and how to

In September 2010 GEBCO held its annual meetings in Lima, Peru, hosted by the Peruvian Directorate of Hydrography and Navigation (DHN). The reports from these meetings are now available The Joint IHO-IOC Guiding Committee for GEBCO (268 KB) The discussions of the GEBCO Technical Sub-Committee on

Postgraduate Certificate in Ocean Bathymetry at the University of New Hampshire, USA (2011-2012) The Nippon Foundation of Japan has provided funding for GEBCO to train a new generation of scientists and hydrographers in ocean bathymetry. The 12-month course, leading to a Postgraduate Certificate in

The aims of the International Bathymetric Chart of the Arctic Ocean ( IBCAO) and the International Bathymetric Chart of the Southern Ocean ( IBCSO) are to compile the most up-to-date bathymetric portrayals of these two regions. To bring together the key experts conducting bathymetric mapping in

The GEBCO_08 Grid is a 30 arc-second grid of global elevations; it is a continuous terrain model for ocean and land. The latest release of the grid (version 20100927) is now available and includes new bathymetric grids for the Black Sea, Caspian Sea and Weddell Sea regions. On behalf of GEBCO, the

Presentations from the Fifth GEBCO Science Day hosted on 15th September 2010 by the Peruvian Directorate of Hydrography, Callao, Peru, are now available along with those from previous years. The annual GEBCO Bathymetric Science Day is held during GEBCO's meetings and is open to all. It consists of