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Undersea Feature Names

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A digital gazetteer of the names of features on the seafloor

Displaying name data from the GEBCO Gazetteer of Undersea Feature NamesThe GEBCO Sub-Committee on Undersea Feature Names (SCUFN) maintains and makes available a digital gazetteer of the names, generic feature type and geographic position of features on the seafloor.

The gazetteer is available to view and download via a web map application, hosted by the International Hydrographic Organization Data Centre for Digital Bathymetry (IHO DCDB) co-located with the US National Centers for Environmental Information (NCEI).

The data are available in a number of formats including spreadsheet, shapefile, KML, WMS and ArcGIS layer and can be accessed as a REST-style API.

Name proposals can be submitted to SCUFN for consideration for inclusion in the gazetteer.

Find out about

Names proposals

Access the document B-6 on the Standardization of Undersea Feature Names (Guidelines, Proposal Form Terminology) from the IHO's web site Adobe PDF version of the IHO document B-6 on the Standardization of Undersea Feature Names (Guidelines, Proposal Form Terminology).

To submit a name proposal, download and return a name proposal submission form

  • English/French version Adobe PDF version of the undersea feature name proposal form (English/French) (278 KB)

Data set acknowledgement

Please include the following citation when data from the gazetteer are used or reproduced in reports, presentations and other products:

IHO-IOC GEBCO Gazetteer of Undersea Feature Names, www.gebco.net
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