List of ecoregions in Saudi Arabia

The following is a list of ecoregions in Yemen, as identified by the Worldwide Fund for Nature (WWF).

Terrestrial ecoregions

Yemen lies on the boundary between two of the world's biogeographic realms. The Afrotropical realm covers the southeastern portion of the Arabian Peninsula, as well as Sub-Saharan Africa and Madagascar. The Palearctic realm covers the rest of the Arabian Peninsula as well as temperate Eurasia and Northern Africa.

Tropical and subtropical grasslands, savannas, and shrublands

Mediterranean forests, woodlands, and scrub
  • Eastern Mediterranean conifer-broadleaf forests

Deserts and xeric shrublands
  • Arabian desert (Palearctic)
  • Arabian-Persian Gulf coastal plain desert (Palearctic)
  • Arabian sand desert (Palearctic)
  • North Arabian desert (Palearctic)
  • Red Sea-Arabian desert shrublands (Palearctic)
  • Southwest Arabian coastal xeric shrublands (Afrotropical)
  • Southwest Arabian highland xeric scrub (Afrotropical)
  • Southwestern Arabian Escarpment shrublands and woodlands (Afrotropical)

Freshwater ecoregions
  • Arabian Interior
  • Southwestern Arabian Coast

Marine ecoregions

Saudi Arabia's seas are divided into three marine ecoregions, all part of the Western Indo-Pacific marine realm.

References
  • Eric Dinerstein, David Olson, et al. (2017). An Ecoregion-Based Approach to Protecting Half the Terrestrial Realm, BioScience, Volume 67, Issue 6, June 2017, Pages 534–545 .
  • Spalding, Mark D., Helen E. Fox, Gerald R. Allen, Nick Davidson et al. "Marine Ecoregions of the World: A Bioregionalization of Coastal and Shelf Areas". Bioscience Vol. 57 No. 7, July/August 2007, pp. 573-583.
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