Important Bird Areas

Agattu Island Colonies

Alaska

The Agattu Island Colonies IBA occupies 460 hectares of land comprised of: bare rock/sand/clay, grassland/herbaceous, and shrubland. The IBA is located in the Aleutian Islands ecoregion. It is owned and managed as: fws - national wildlife refuge and for profit-other, and has the following primary uses: refuge-wildlife management and wilderness.

The Agattu Island Colonies IBA contains 11 seabird colonies. Collectively, these colonies contain 15 seabird species and an estimated 118,891 birds. The meta-colony is an IBA for the following species: Red-faced Cormorant (11,049), Tufted Puffin (27,163), and Pelagic Cormorant (1,027). The following species are on the Audubon Alaska WatchList: Red-faced Cormorant.

Ornithological Summary

The Agattu Island Colonies IBA contains 11 seabird colonies. Collectively, these colonies contain 15 seabird species and an estimated 118,891 birds. The meta-colony is an IBA for Red-faced Cormorant (11,049), Tufted Puffin (27,163), and Pelagic Cormorant (1,027). The largest colony, Agattu Island, contains 9 seabird species and an estimated 39,786 birds. The following species are on the Audubon Alaska WatchList: Red-faced Cormorant.

Conservation Issues

The Agattu Island Colonies IBA is threatened by: boats, habitat fragmentation, natural events-other, nutrient pollution, and water pollution.

Ownership

The Agattu Island Colonies IBA is owned and managed as: fws - national wildlife refuge and for profit-other.

Habitat

The Agattu Island Colonies IBA is located in the Aleutian Islands ecoregion and contains the following habitat types: bare rock/sand/clay, grassland/herbaceous, and shrubland. The meta-colony occupies a total land area of 460 hectares with an average elevation of 22.3 m.

Land Use

The Agattu Island Colonies IBA is used for: refuge-wildlife management and wilderness.

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