Year of most recent IBA criteria assessment: 2000Populations of IBA trigger species
|Species||Current IUCN Red List Category||Season||Year(s) of estimate||Population estimate||IBA Criteria Triggered|
|Black Grouse Lyrurus tetrix||LC||resident||1988||80-150 breeding pairs||B2|
|Common Pochard Aythya ferina||VU||breeding||1988||400-600 breeding pairs||B3|
|Eurasian Bittern Botaurus stellaris||LC||breeding||1988||40-60 breeding pairs||B2|
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
|Protected Area||Designation||Area (ha)||Relationship with IBA||Overlap with IBA (ha)|
|Osveyskiy||Nature Sanctuary or Partial Reserve||22,600||protected area overlaps with site||22,600|
|Osveiski||Ramsar Site, Wetland of International Importance||22,600||protected area overlaps with site||30,429|
|Chyrvony Bor||Nature Sanctuary or Partial Reserve (Local)||20||protected area overlaps with site||0|
|IUCN Habitat||Habitat detail||Extent (% of site)|
|Wetlands (inland)||Standing freshwater, Raised bogs, Water fringe vegetation||-|
|Land-use||Extent (% of site)|
|nature conservation and research||-|
BirdLife International (2021) Important Bird Areas factsheet: Asvieja. Downloaded from http://www.birdlife.org on 08/05/2021.