List of ecoregions in Ireland

The following is a list of ecoregions in Ireland as identified by the World Wide Fund for Nature (WWF).

Terrestrial ecoregions
listed by realm, then by biome:

Temperate broadleaf and mixed forests

 * Celtic broadleaf forests
 * North Atlantic moist mixed forests

Freshwater ecoregions

 * Northern British Isles

Marine ecoregions
listed by marine realm, then marine province:

Northern European Seas province

 * Celtic Seas