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Year of most recent IBA criteria assessment: 2005

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Garganey Spatula querquedula	LC	breeding	1998	400-600 breeding pairs	B2
Corncrake Crex crex	LC	breeding	1998	200-300 breeding pairs	A1
Spotted Crake Porzana porzana	LC	breeding	1998	250-400 breeding pairs	B3
Great Snipe Gallinago media	NT	breeding	2004	20 breeding pairs	A1
Little Gull Hydrocoloeus minutus	LC	breeding	1998	20 breeding pairs	B2
Black Tern Chlidonias niger	LC	breeding	1998	80-200 breeding pairs	B2
Greater Spotted Eagle Clanga clanga	VU	breeding	2003	2-3 breeding pairs	A1

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

Threats to the site (pressure)
Threat Level 1	Threat Level 2	Timing	Scope	Severity	Result
Natural system modifications	other ecosystem modifications	happening now	some of area/population (10-49%)	slow but significant deterioration	medium

Condition of key/trigger populations (state)
Scientific	Common	TargetPop	ActualPop	Units	Remaining	Result
Spatula querquedula	Garganey	200	220	breeding pairs	100	favourable
Gallinago media	Great Snipe	20	15	males	75	near favourable
Chlidonias niger	Black Tern	50	70	breeding pairs	100	favourable
Clanga clanga	Greater Spotted Eagle	2	2	breeding pairs	100	favourable

Conservation actions taken at site (response)
Conservation Designation	Management Planning	Conservation Action	Result
Unknown	No management planning has taken place	Unknown	negligible

For more information about IBA monitoring please click here

Protection status:

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Berezinskiy	State Nature Reserve	81,023	protected area is adjacent to site	0

IUCN Habitat	Habitat detail	Extent (% of site)
Forest	Alluvial and very wet forest, Mixed woodland, Native coniferous woodland	-
Shrubland	Scrub	-
Grassland	Humid grasslands	-
Wetlands (inland)	Fens, transition mires and springs, Rivers and streams, Standing freshwater	-
Artificial/Terrestrial		-

For further information about the habitat classification please click here.

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Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Biarezina-Hajna. Downloaded from http://www.birdlife.org on 26/01/2021.