IBA Justification

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 at site IBA criteria triggered
Common Pochard Aythya ferina VU breeding 1990 200-300 breeding pairs B3
Gadwall Mareca strepera LC breeding 1990 15-25 breeding pairs B2
Eurasian Bittern Botaurus stellaris LC breeding 1990 20-40 breeding pairs B2
Eurasian Eagle-owl Bubo bubo LC resident 1995 3-6 breeding pairs B2
White-tailed Sea-eagle Haliaeetus albicilla LC breeding 1996 4-6 breeding pairs A1, B2

Note: The current IUCN Red List category may differ from the category that was valid at the time of IBA criteria assessment.

For more information about the IBA criteria, please click here

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Mikhalinsko-Berezovskiy Nature Sanctuary or Partial Reserve 7,900 protected area overlaps with site 0
Buslauka Nature Sanctuary or Partial Reserve (Local) 7,936 protected area overlaps with site 7,936


IUCN Habitat Habitat detail Extent (% of site)
Forest Mixed woodland -
Wetlands (inland) Standing freshwater, Water fringe vegetation -
Artificial/Terrestrial Arable land -
For further information about the IUCN habitat classification, please click here.

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
forestry -
agriculture -
For further information about the land-use classification, please click here.

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Sialiec. Downloaded from on 03/06/2023.