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The site was identified as internationally important for bird conservation 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 List	Season (year[s] of estimate)	Size	IBA criteria
Common Pochard Aythya ferina	VU	breeding (1990)	200–300 pairs	B3
Gadwall Mareca strepera	LC	breeding (1990)	15–25 pairs	B2
Eurasian Bittern Botaurus stellaris	LC	breeding (1990)	20–40 pairs	B2
Eurasian Eagle-owl Bubo bubo	LC	resident (1995)	3–6 pairs	B2
White-tailed Sea-eagle Haliaeetus albicilla	LC	breeding (1996)	4–6 pairs	A1, B2

Year	Protected Area	Designation (management category)	% coverage of IBA
-	Buslauka	Nature Sanctuary or Partial Reserve (Local) (IV)	42
1978	Mikhalinsko-Berezovskiy	Nature Sanctuary or Partial Reserve (IV)	4

Habitat	% of IBA	Habitat detail
Wetlands (inland)	66	Standing freshwater; Water fringe vegetation
Forest	25	Mixed woodland
Artificial/Terrestrial	9	Arable land

Land use	% of IBA
forestry	65
fisheries/aquaculture	25
agriculture	10

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Sialiec (Belarus). Downloaded from https://datazone.birdlife.org/site/factsheet/sialiec-iba-belarus on 05/12/2024.