List of ecoregions in Costa Rica
The following is a list of ecoregions in Costa Rica. Ecoregions cover relatively large areas of land or water, and contain characteristic, geographically distinct assemblages of natural communities and species. The biodiversity of flora, fauna and ecosystems that characterise an ecoregion tends to be distinct from that of other ecoregions. Ecoregions are grouped into larger bioregions, which in turn form the eight biogeographic realms of the Earth's surface. Costa Rica is a country in Central America, bordered by Nicaragua to the north, Panama to the southeast, the Pacific Ocean to the west, and the Caribbean Sea to the east. It contains 5% of the world's biodiversity.Terrestrial ecoregions
Costa Rica is in the Neotropical realm and Central America bioregion, and divided into the following terrestrial ecoregions, organized by biome:
Marine ecoregions
Costa Rica's Pacific coast is in the Tropical Eastern Pacific marine realm, and the Caribbean coast is in the Tropical Atlantic marine realm.