Bathymetry data

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Bathymetry

  • General Bathymetric Chart of the Oceans (GEBCO)

https://www.bodc.ac.uk/data/online_delivery/gebco/ (requires registration)

  • TOPEX Global Topography

http://topex.ucsd.edu/WWW_html/mar_topo.html

  • S2004: a blend of Smith and Sandwell + GEBCO

ftp://facon.grdl.noaa.gov/pub/walter/Gebco_SandS_blend.bi2

  • ETOPO1 Global Relief Model

http://www.ngdc.noaa.gov/mgg/global/global.html (ETOPO2v2 and ETOPO5 global relief grids are deprecated but still available)

  • TerrainBase, Global 5-Minute Ocean Depth and Land Elevation (NGCC)

http://dss.ucar.edu/datasets/ds759.2/

  • International Bathymetric Chart of the Arctic Ocean (IBCAO)

http://www.ngdc.noaa.gov/mgg/bathymetry/arctic/downloads.html

Coastline

  • Global Self-consistent, Hierarchical, High-resolution Shoreline Database (GSHHS)

http://www.ngdc.noaa.gov/mgg/shorelines/gshhs.html

http://www.soest.hawaii.edu/wessel/gshhs/


  • NGDC-NOAA Coastline Extractor

http://rimmer.ngdc.noaa.gov/

Misc

  • Topography Comparison

http://amcg.ese.ic.ac.uk/index.php?title=Local:Bathymetry_Maps

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