Valley of Sysola river

IBA Criteria

Year of most recent IBA criteria assessment: 2000

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Lesser White-fronted Goose Anser erythropus VU passage 1996 50-150 individuals A1, B1i
Horned Grebe Podiceps auritus VU breeding 1996 15-30 breeding pairs A3
Corncrake Crex crex LC breeding 1996 200-350 breeding pairs A1
Great Snipe Gallinago media NT breeding 1996 20-30 breeding pairs A1
Jack Snipe Lymnocryptes minimus LC breeding 1996 1 breeding pairs A3
Common Greenshank Tringa nebularia LC breeding 1996 1,000 breeding pairs A3, A4i, B1i
Northern Hawk-owl Surnia ulula LC resident 1996 40-80 breeding pairs A3
Great Grey Owl Strix nebulosa LC resident 1996 5-15 breeding pairs A3
Siberian Jay Perisoreus infaustus LC resident 1996 80-120 breeding pairs A3, B2
Siberian Tit Poecile cinctus LC resident 1996 100-200 breeding pairs A3
Arctic Warbler Phylloscopus borealis LC breeding 1996 2,200 breeding pairs A3
Bohemian Waxwing Bombycilla garrulus LC breeding 1996 200-600 breeding pairs A3
Brambling Fringilla montifringilla LC breeding 1996 2,000-2,100 breeding pairs A3
Parrot Crossbill Loxia pytyopsittacus LC unknown 1996 1 individuals A3
Two-barred Crossbill Loxia leucoptera LC breeding 1996 500-3,000 breeding pairs A3

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

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Vizingskiy Zakaznik 9,400 protected area is adjacent to site 0
Syktyvkarskiy Zakaznik 167 protected area overlaps with site 0
Kadzheromskiy Nature Monument 120 protected area contained by site 120
Garsibskiy Nature Monument 12 protected area contained by site 12
Boloto bez nazvaniya u pos.Bortombaza Nature Monument 43 protected area contained by site 43
Beloborskiy Zakaznik 9,000 protected area is adjacent to site 0
Abkerdzhskiy Zakaznik 500 protected area contained by site 500


IUCN Habitat Habitat detail Extent (% of site)
Forest Native coniferous woodland, Mixed woodland, Alluvial and very wet forest -
Shrubland Scrub -
Grassland Humid grasslands -
Wetlands (inland) Rivers and streams, Fens, transition mires and springs -
Artificial/Terrestrial Highly improved re-seeded landscapes, Arable land, Urban parks and gardens -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
hunting -
nature conservation and research -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Valley of Sysola river. Downloaded from on 25/09/2022.