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The site was identified as internationally important for bird conservation in 2007 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
White-tailed Sea-eagle Haliaeetus albicilla	LC	resident (1998)	5–10 breeding pairs	A1

Year	Protected Area	Designation (management category)	% coverage of IBA
-	Poima Dona	Zakaznik (IV)	100
1980	Ostrovnoj	Zakaznik (IV)	87

The Local Conservation Group(s) listed below are working to conserve this IBA.

Name	Year formed
Caretaker of Ostrovnoi zakaznik	2002

For more information on BirdLife's work with Local Conservation Groups, please visit Spotlight on local empowerment.

Habitat	% of IBA	Habitat detail
Grassland	50	Humid grasslands
Artificial/Terrestrial	30	Arable land
Forest	20	Broadleaved deciduous woodland; Alluvial and very wet forest

Land use	% of IBA
nature conservation and research	100
rangeland/pastureland	50
agriculture	30
forestry	20

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Recommended citation
BirdLife International (2025) Important Bird Area factsheet: Ostrovnoi (Russia (European)). Downloaded from https://datazone.birdlife.org/site/factsheet/ostrovnoi-iba-russia-(european) on 15/01/2025.