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Submarine topography

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View Resource Huge New Hydrothermal Vent System Found on Seafloor

A new hydrothermal vent field, which scientists have dubbed "The Lost City," was discovered unexpectedly earlier this month on an undersea mountain at 30 degrees North on the Mid-Atlantic Ridge. This news item from the National Science Foundation discusses the discovery made by a team of researchers from Scripps Institution of Oceanography, Duke University, and the University of Washington during...
View Resource GEBCO Names of Undersea Features

The Website for GEBCO, the most comprehensive Bathymetric Chart of the world from UNESCO, and the International Hydrographic Organisation (IHO), now includes a gazetteer of undersea feature names. The downloadable Excel spreadsheet gives names and geographic data on undersea canyons, troughs, seamounts, banks, rises, channels, fracture zones, etc. The .pdf file gives the guidelines used in...
View Resource ORAD Laboratory for Satellite Altimetry

As part of NOAA's National Environmental Satellite, Data, and Information Service, the Laboratory for Satellite Altimetry specializes in the analysis of satellite altimeter data related to problems in physical oceanography and marine geophysics. The Web site provides links to currently active projects with information such as near-real time sea level altimeter data, historical data, European Space...
View Resource New Bathymetry for Lake Erie and Lake Sinclair

Online previews of posters and data of the lake floor topography of Lakes Erie and Sinclair are available from the National Geophysical Data Center. Here users can view full-color .jpeg images of the bathymetry, meter-scale lake floor topography, and partial samples of gridded and vector data.