RU3120
Commander Islands


IBA Criteria

Year of most recent IBA criteria assessment: 2016

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Emperor Goose Anser canagicus NT winter 2004 present A4i
Common Eider Somateria mollissima NT winter 1992-1993 min 1,500 individuals A4i
Common Eider Somateria mollissima NT breeding 1986-1994 min 1,000 individuals A1
Steller's Eider Polysticta stelleri VU winter 2013 min 2,956 individuals A1, A4i
Harlequin Duck Histrionicus histrionicus LC breeding 1986-1994 min 9,000 individuals A4i
Harlequin Duck Histrionicus histrionicus LC winter 1992-1993 18,000-19,000 individuals A4i
Laysan Albatross Phoebastria immutabilis NT non-breeding 2004 200-1,000 individuals A1
Short-tailed Albatross Phoebastria albatrus VU non-breeding 2004 20-100 individuals A1
Northern Fulmar Fulmarus glacialis LC breeding 1992-1994 min 386,200 individuals A4ii
Short-tailed Shearwater Ardenna tenuirostris LC non-breeding 2004 min 1,000,000 individuals A4ii
Pelagic Cormorant Urile pelagicus LC breeding 1993-1994 min 6,200 individuals A4i
Red-faced Cormorant Urile urile LC breeding 1993-1994 min 1,668 individuals A4i
Red-legged Kittiwake Rissa brevirostris VU breeding 1993-1994 min 32,338 individuals A1, A4i
Glaucous-winged Gull Larus glaucescens LC breeding 1993-1994 min 10,240 individuals A4i
Tufted Puffin Fratercula cirrhata LC breeding 1988-1994 min 127,000 individuals A4ii
Whiskered Auklet Aethia pygmaea LC resident 2004 20,000-100,000 individuals A4ii
Pigeon Guillemot Cepphus columba LC breeding 1993-1994 min 3,260 individuals A4ii
A4iii Species group - seabirds n/a breeding 1992-1994 min 386,200 individuals A4iii
A4iii Species group - waterbirds n/a breeding 1992-1994 min 34,000 individuals A4iii

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here


IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Komandorsky / Commander Islands Zapovednik 3,648,679 protected area contained by site 0
Komandorsky Zapovednik 3,648,679 is identical to site 3,648,679
Commander Islands UNESCO-MAB Biosphere Reserve 3,648,679 protected area contained by site 0
Commander Islands UNESCO-MAB Biosphere Reserve 3,648,679 is identical to site 3,648,679

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Coastline Sea cliffs and rocky shores -
Grassland Tundra, Edaphic grassland -
Sea -
For further information about the habitat classification please click here.


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Commander Islands. Downloaded from http://www.birdlife.org on 12/08/2022.