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The site was identified as important in 2005 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
Western Capercaillie Tetrao urogallus	LC	resident	1998	70-90 breeding pairs	A3
Whooper Swan Cygnus cygnus	LC	breeding	1998	5-10 breeding pairs	A3
Common Goldeneye Bucephala clangula	LC	breeding	1998	167 breeding pairs	A3, A4i
Eurasian Wigeon Mareca penelope	LC	breeding	1998	50-75 breeding pairs	A3
Horned Grebe Podiceps auritus	VU	breeding	1998	34-50 breeding pairs	A3
Corncrake Crex crex	LC	breeding	1998	55-100 breeding pairs	A1
Swinhoe's Snipe Gallinago megala	LC	breeding	1998	16 breeding pairs	A3
Green Sandpiper Tringa ochropus	LC	breeding	1998	60-70 breeding pairs	A3
Common Greenshank Tringa nebularia	LC	breeding	1998	3 breeding pairs	A3
Ural Owl Strix uralensis	LC	resident	1998	3 breeding pairs	A3
Great Grey Owl Strix nebulosa	LC	breeding	1998	1-3 breeding pairs	A3
Greater Spotted Eagle Clanga clanga	VU	breeding	1998	2-3 breeding pairs	A1
Siberian Jay Perisoreus infaustus	LC	resident	1996-1997	10-15 breeding pairs	A3
Yellow-browed Warbler Phylloscopus inornatus	LC	breeding	1998	present	A3
Arctic Warbler Phylloscopus borealis	LC	breeding	1998	370 breeding pairs	A3
Brambling Fringilla montifringilla	LC	breeding	1998	167 breeding pairs	A3

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2005) may differ.

Year	Protected Area	Designation	% overlap with IBA
1973	Sokolovskiy	Zakaznik	4

Habitat1	Habitat detail	% of IBA
Forest	Native coniferous, Mixed	70
Wetlands (inland)	Standing fresh water, Raised bogs	30
Shrubland		10

1. IUCN Habitat classification.

Land use	% of IBA
forestry	90
hunting	90
not utilised	10
other	6

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Bystroistokskaya (Russia (Central Asian)). Downloaded from https://datazone.birdlife.org/site/factsheet/bystroistokskaya-iba-russia-(central-asian) on 22/11/2024.