The Cherni Island Complex Colonies IBA occupies 187 acres of land comprised of: bare rock/sand/clay, grassland/herbaceous, and emergent herbaceous wetlands. The IBA is located in the Alaska Peninsula ecoregion. It is owned and managed as: bureau of land management blm and fws - national wildlife refuge, and has the following primary uses: refuge-wildlife management.

The Cherni Island Complex Colonies IBA contains 8 seabird colonies. Collectively, these colonies contain 16 seabird species and an estimated 301,019 birds. The meta-colony is an IBA for the following species: Red-faced Cormorant (1,250), Horned Puffin (18,460), Tufted Puffin (31,500), Cassin's auklet (100,000), and Leach's storm-petrel (100,000). The following species are on the Audubon Alaska WatchList: Red-faced Cormorant.

Ornithological Summary

The Cherni Island Complex Colonies IBA contains 8 seabird colonies. Collectively, these colonies contain 16 seabird species and an estimated 301,019 birds. The meta-colony is an IBA for Ancient Murrelet (10,000) Red-faced Cormorant (1,250), Horned Puffin (18,460), Tufted Puffin (31,500), Cassin's auklet (100,000), and Leach's storm-petrel (100,000). The largest colony, High Island, contains 9 seabird species and an estimated 135,316 birds. The following species are on the Audubon Alaska WatchList: Red-faced Cormorant.

Conservation Issues

The Cherni Island Complex Colonies IBA is threatened by: aquaculture/fisheries, boats, habitat fragmentation, natural events-other, and water pollution.

Ownership

The Cherni Island Complex Colonies IBA is owned and managed as: bureau of land management blm and fws - national wildlife refuge.

Habitat

The Cherni Island Complex Colonies IBA is located in the Alaska Peninsula ecoregion and contains the following habitat types: bare rock/sand/clay, grassland/herbaceous, and emergent herbaceous wetlands. The meta-colony occupies a total land area of 187 acres with an average elevation of 5.0 m.

Land Use

The Cherni Island Complex Colonies IBA is used for: refuge-wildlife management.

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