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Year of most recent IBA criteria assessment: 2007

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Whooper Swan Cygnus cygnus	LC	breeding	1999	2,000-3,000 breeding pairs	A4i, B1i
Bean Goose Anser fabalis	LC	passage	1999	10,000-20,000 individuals	A4i, B1i
Greater White-fronted Goose Anser albifrons	LC	passage	1999	50,000-100,000 individuals	A4i, B1i
Lesser White-fronted Goose Anser erythropus	VU	passage	1999	2,000-3,000 individuals	A1, A4i, B1i
Common Goldeneye Bucephala clangula	LC	breeding	1999	1,500-2,000 breeding pairs	A4i, B1i
Smew Mergellus albellus	LC	breeding	1999	700-1,000 breeding pairs	A4i, B1i, B2
Goosander Mergus merganser	LC	breeding	1999	800-1,000 breeding pairs	A4i, B1i
Red-breasted Merganser Mergus serrator	LC	passage	1999	4,000-6,000 individuals	A4i, B1i
Tufted Duck Aythya fuligula	LC	breeding	1999	3,000-4,000 breeding pairs	B1i
Eurasian Wigeon Mareca penelope	LC	breeding	1999	15,000-20,000 breeding pairs	A4i, B1i
Anas crecca	NR	breeding	1999	4,000-5,000 breeding pairs	B1i
Arctic Loon Gavia arctica	LC	breeding	1999	700-1,000 breeding pairs	A4i, B1i
Mew Gull Larus canus	LC	breeding	1999	2,000-3,000 breeding pairs	B2
A4iii Species group - waterbirds	n/a	passage	1999	50,000-99,999 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

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Kuoiskiy	Zakaznik	24,700	protected area overlaps with site	24,700

IUCN Habitat	Habitat detail	Extent (% of site)
Forest	Native coniferous woodland	-
Wetlands (inland)	Standing freshwater, Rivers and streams, Raised bogs	-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
agriculture	-
forestry	-
urban/industrial/transport	-

For further information about the land use classification please click here.

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Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Kuloy river. Downloaded from http://www.birdlife.org on 19/01/2022.