Welcome to the c-squares project page on SourceForge


C-squares (the Concise Spatial Query and Representation System) is a spatial indexing method developed by Tony Rees of CSIRO Marine Research (now CSIRO Oceans and Atmosphere) and collaborators from 2002 onwards. The system is freely available for use and is global in coverage. Resources for c-squares are currently available at 2 locations:


Please select the relevant link as needed.

To return to this page at any time, go to http://csquares.sourceforge.net/.

Questions, comments to Tony.Rees@marinespecies.org.

Modelled distribution for the swordfish, Xiphias gladius, produced by AquaMaps
using half degree grids of environmental variables, and the c-squares mapper