• Summary
• Text account
• Data table and detailed info
• Map
• Reference and further resources

The site was identified as important in 2016 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List1	Season	Year(s)	Size	IBA criteria
Lesser White-fronted Goose Anser erythropus	VU	passage	1997	rare	A1
Long-tailed Duck Clangula hyemalis	VU	passage	1976-1982	min 50,000 individuals	A1, A4i
Long-tailed Duck Clangula hyemalis	VU	winter	1968-1970	min 10,000 individuals	A1
Common Eider Somateria mollissima	NT	breeding	1969-1970	2,500-3,000 individuals	A4i
Common Eider Somateria mollissima	NT	passage	1976-1982	min 15,000 individuals	A1, A4i
Steller's Eider Polysticta stelleri	VU	winter	1969-1970	min 5,000 individuals	A4i
Steller's Eider Polysticta stelleri	VU	passage	1976-1982	min 20,000 individuals	A1, A4i
Siberian Scoter Melanitta stejnegeri	LC	passage	1976-1982	20,000-25,000 individuals	A4i
Black Scoter Melanitta americana	NT	passage	1976-1982	20,000-25,000 individuals	A1, A4i
Goosander Mergus merganser	LC	passage	1968-1970	3,000-5,000 individuals	A4i
Red-breasted Merganser Mergus serrator	LC	passage	1976-1982	min 8,000 individuals	A4i
Harlequin Duck Histrionicus histrionicus	LC	breeding	1966-1978	4,000-5,000 individuals	A4i
Harlequin Duck Histrionicus histrionicus	LC	passage	1976-1982	10,000-15,000 individuals	A4i
Greater Scaup Aythya marila	LC	passage	1976-1983	25,000-30,000 individuals	A4i
Pelagic Cormorant Urile pelagicus	LC	breeding	1994	min 5,234 individuals	A4i
Black-legged Kittiwake Rissa tridactyla	VU	breeding	1966-1994	35,000-240,000 individuals	A4i
Slaty-backed Gull Larus schistisagus	LC	breeding	1994	min 11,320 individuals	A4i
Slaty-backed Gull Larus schistisagus	LC	passage	1976-1982	min 40,000 individuals	A4i
Steller's Sea-eagle Haliaeetus pelagicus	VU	breeding	1997	rare	A1
A4iii Species group - seabirds	n/a	breeding	1997	min 200,000 breeding pairs	A4iii
A4iii Species group - waterbirds	n/a	passage	1997	20,000-250,000 individuals	A4iii

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2016) may differ.

Year	Protected Area	Designation	% overlap with IBA
1993	Ostrov Karaginskiy	Zakaznik	15
1994	Karaginsky Island, Bering Sea	Ramsar Site, Wetland of International Importance	76

Habitat1	Habitat detail	% of IBA
Grassland	Tundra	major (>10)
Marine Coastal/Supratidal		major (>10)
Marine Intertidal		major (>10)
Forest	Mixed broadleaf-coniferous forest (temp/boreal	minor (<10)
Wetlands (inland)	Rivers and streams, Raised and blanket bogs, Freshwater lakes and pools, Permanent swamps	minor (<10)

1. IUCN Habitat classification.

---

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Karaginskiy Island (Russia (Asian)). Downloaded from https://datazone.birdlife.org/site/factsheet/karaginskiy-island-iba-russia-(asian) on 22/11/2024.