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The site was identified as internationally important for bird conservation in 2000 because it was regularly supporting significant populations of the species listed below, meeting IBA criteria.

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

Species	Red List	Season (year/s of estimate)	Size	IBA criteria
Greater White-fronted Goose Anser albifrons	LC	passage (1999)	1,000 individuals	B1i
Lesser White-fronted Goose Anser erythropus	VU	passage (1999)	100 individuals	A1
Corncrake Crex crex	LC	breeding (1999)	150–200 breeding pairs	A1
Common Crane Grus grus	LC	passage (1999)	500 individuals	B1i
Greater Spotted Eagle Clanga clanga	VU	breeding (1999)	2–3 breeding pairs	A1

Year	Protected Area	Designation (management category)	% coverage of IBA
1978	Reka Ik	Nature Monument (III)	10

Habitat	% of IBA	Habitat detail
Grassland	50	Humid grasslands
Artificial/Terrestrial	40	Arable land; Highly improved re-seeded landscapes
Forest	6	Alluvial and very wet forest; Broadleaved deciduous woodland
Wetlands (inland)	4	Fens, transition mires and springs; Rivers and streams; Standing freshwater

Land use	% of IBA
agriculture	40
rangeland/pastureland	40
fisheries/aquaculture	-
hunting	-

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Recommended citation
BirdLife International (2025) Important Bird Area factsheet: Downstream of Ik river (Russia (European)). Downloaded from https://datazone.birdlife.org/site/factsheet/downstream-of-ik-river-iba-russia-(european) on 14/01/2025.