MEASURED AND ESTIMATED SEAFLOOR TOPOGRAPHY

NEW! SRTM30_PLUS V7.0 Coming November 28, 2011

NEW! Global Topography V14.1 June 22, 2011

NEW! Global Topography for Google Earth June 22, 2011

Reference: Smith, W. H. F., and D. T. Sandwell, Global seafloor topography from satellite altimetry and ship depth soundings, Science, v. 277, p. 1957-1962, 26 Sept., 1997.

Quick Contents:

Seamount Discovery Tool for Google Earth April 27, 2009
Globe Gallery - December 22, 2005
Concept for new radar altimeter mission

Google Explores the 10th Planet: Essay - Febuary 2, 2009
Science Paper -Global Seafloor Topography from Satellite Altimetry and Ship Depth Soundings
Review Article -Bathymetric Estimation
WWW Article -Global Bathymetric Prediction for Ocean Modelling and Marine Geophysics
Exploring the Earth from Mars: Essay on Confirming Plate Tectonic Theory - June 5, 2001
Bathymetry from Space: White paper in support of a high-resolution, ocean altimeter mission - April 5, 2001

Get an ASCII XYZ file
ftp digital gridded data
ftp global tiff image
ftp regional tiff Images
ftp Plots for 36" HP Plotter
ftp GMT Scripts to Create Global Tectonic Maps

Interactive Maps

The maps below have been sectioned into 16 clickable regions. Clicking on a particular region will open a new window showing the zoomed in region in more detail.

Related Sites

ALL MARINE BATHYMETRY DATA ARE WELCOME!

If you would like to contribute data to the next version of the global topography grid we would be pleased to use it. Any format is welcome, even raw multibeam format. Please send e-mail to dsandwell@ucsd.edu