Key Biodiversity Area (KBA)
Sites contributing significantly to the global persistence of biodiversityâ, in terrestrial, freshwater and marine ecosystems. Sites qualify as global KBAs if they meet one or more of 11 criteria, clustered into five categories: threatened biodiversity; geographically restricted biodiversity; ecological integrity; biological processes; and, irreplaceability. The World Database of KBAs is managed by BirdLife International on behalf of the KBA Partnership.