Sireniki shore of Chukotka

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
Long-tailed Duck Clangula hyemalis VU winter 1989 10,000-12,000 individuals A1
Spectacled Eider Somateria fischeri NT winter 2004 present A4i
Common Eider Somateria mollissima NT winter 1989 9,000-13,000 individuals A4i
Pelagic Cormorant Urile pelagicus LC breeding 2004 present A4i
Ross's Gull Rhodostethia rosea LC winter 2004 present A4i
Ivory Gull Pagophila eburnea NT passage 1980-1989 200-1,000 individuals A1, A4i
Crested Auklet Aethia cristatella LC breeding 1985-1987 min 700,000 individuals A4ii
Pigeon Guillemot Cepphus columba LC breeding 1985-1987 min 6,200 individuals A4ii
A4iii Species group - seabirds n/a breeding 1985 min 700,000 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


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

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Sireniki shore of Chukotka. Downloaded from on 10/08/2022.