He‘eia National Estuarine Research Reserve encompasses 1,385 acres of unique and diverse upland, wetland, estuarine, and marine habitats within the He‘eia ahupua‘a and Kāne‘ohe Bay of the island of O‘ahu.
It includes features such as He‘eia Stream, coral reefs, sand flats, and traditional agricultural and heritage lands, such as He‘eia Fishpond. Reserve lands support wildlife, including the federally endangered ae‘o (Hawaiian stilt), alae ‘ula (moorhen), alae ke‘oke‘o (coot), koloa (duck), and ope‘ape‘a (hoary bat).
Practice and promote stewardship of coasts and estuaries through innovative research, education and training using a place-based system of protected areas.
Designated as the 29th site in the National Estuarine Research Reserve System in 2017, He‘eia NERR represents a strong partnership among federal, state, and community-based entities, all committed to a vision of resilient estuaries and coastal watersheds where human and natural communities thrive.