The following is a list of ecoregions in Greece as identified by the World Wide Fund for Nature (WWF).
Terrestrial[edit]
Greece is in the Palearctic realm. Ecoregions are listed by biome.
Temperate broadleaf and mixed forests
Mediterranean forests, woodlands, and shrub
- Illyrian deciduous forests
- Pindus Mountains mixed forests
- Aegean and Western Turkey sclerophyllous and mixed forests
- Crete Mediterranean forests
Freshwater[edit]
- Aegean drainages
- Ionian drainages
- Southeast Adriatic drainages
- Thrace
- Vardar
- Western Anatolia
Marine[edit]
Greece's seas are in the Mediterranean Sea marine province of the Temperate Northern Atlantic marine realm.