Freshwater Resources and Ecosystems
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Global Homogenization Patterns of Freshwater Fish Faunas

Global Homogenization Patterns of Freshwater Fish Faunas

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Based on an extensive literature survey, this map shows biotic homogenization level for more than 1000 drainage basins covering more than 80% of the world's continental surface area.


Research Institute for Development (IRD), Biology of Aquatic Organisms and Ecosystems Laboratory UMR BOREA, (Paris, France) (link)
Evolution and Biological Diversity Laboratory, University Paul Sabatier (Toulouse, France) (link)

see also:

Villeger S., Blanchet S., Beauchard O., Oberdorff T. & Brosse S. 2011. Homogenization patterns of the world’s freshwater fish faunas. Proceedings of the National Academy of Sciences of the United States of America. 108: 18003-18008. (link)


with support provided by: French National Research Agency and BioFresh project



Sébastien Brosse email, Pablo A. Tedesco and Sebastien Villeger


Sébastien Brosse
Université Paul Sabatier, CNRS, ENFA
UMR5174 EDB (Laboratoire Évolution et Diversité Biologique)
118 route de Narbonne
F-31062 Toulouse

Pablo A. Tedeseco
UMR ‘‘BOREA’’ (IRD 207, CNRS 7208, MNHN, UPMC)
Museum National d’Histoire Naturelle
43 rue Cuvier
75231 Paris Cedex

Related Publications

  • Brosse S., Beauchard O., Blanchet S., Dürr H.H., Grenouillet G., Hugueny B., Lauzeral C., Leprieur F., Tedesco P.A., Villeger S. & Oberdorff T. 2013. Fish-SPRICH: a database of freshwater fish species richness throughout the World. Hydrobiologia 700:343-349.
  • Leprieur F., Tedesco P.A., Hugueny B., Beauchard O., Dürr H.H., Brosse S. & Oberdorff T. 2011, Partitioning global patterns of freshwater fish beta diversity reveals contrasting signatures of past climate changes. Ecology Letters 14: 325-334.
  • Leprieur F., Beauchard O., Blanchet S., Oberdorff T. & Brosse S., 2008.  Fish invasions in the world’s river systems: when natural processes are blurred by human activities. Public Library of Science, Biology 6(2): e28.

base layer references

  • Lehner, B., Verdin, K. & Jarvis, A. (2008). New Global Hydrography Derived From Spaceborne Elevation Data. Eos 89: 93.


This work was supported by the French National Agency for Research (ANR) Freshwater Fish Diversity (ANR-06-BDIV-010) and by the EU BioFresh Project (7th Framework European Program, Contract No. 226874).

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