The following is a list of ecoregions in Spain, including the Canary Islands, Ceuta, Melilla, and the Plazas de soberanía, according to the Worldwide Fund for Nature (WWF).

• Canary Islands dry woodlands and forests (Canary Islands)
• Iberian conifer forests
• Iberian sclerophyllous and semi-deciduous forests
• Mediterranean acacia-argania dry woodlands and succulent thickets (Canary Islands)
• Mediterranean woodlands and forests (Ceuta, Melilla, and Plazas de soberanía)
• Northeastern Spain and Southern France Mediterranean forests
• Northwest Iberian montane forests
• Southeastern Iberian shrubs and woodlands
• Southwest Iberian Mediterranean sclerophyllous and mixed forests

• Cantabrian mixed forests
• Pyrenees conifer and mixed forests

• Atlantic Northwest Africa (Ceuta, Melilla, and Plazas de soberanía)
• Cantabric Coast - Languedoc
• Eastern Iberia
• Southern Iberia
• Western Iberia

• Alboran Sea
• Azores Canaries Madeira
• South European Atlantic
• Western Mediterranean

• 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.
• Thieme, Michelle L. (2005). Freshwater Ecoregions of Africa and Madagascar: A Conservation Assessment. Island Press, Washington DC.