List of ecoregions in the Cook Islands

This is a list of ecoregions in the Cook Islands.

Terrestrial ecoregions

 * Central Polynesian tropical moist forests
 * Cook Islands tropical moist forests

Marine ecoregions

 * Eastern Indo-Pacific realm
 * Central Polynesia province
 * Phoenix Islands/Tokelau/Northern Cook Islands
 * Southeast Polynesia province
 * Southern Cook Islands/Austral Islands