Angara river source

IBA Justification

The site was identified as important in 2004 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):
Species Current IUCN Red List Category Season Year(s) Population estimate at site IBA criteria met
Lesser White-fronted Goose Anser erythropus VU passage 1998 uncommon A1
Common Goldeneye Bucephala clangula LC winter 1998 6,500-22,000 individuals A4i
Baikal Teal Sibirionetta formosa LC passage 1998 rare A1
Great Crested Grebe Podiceps cristatus LC passage 1998 rare A4i
Siberian Crane Leucogeranus leucogeranus CR passage 1998 rare A1
Mew Gull Larus canus LC passage 1998 min 20,000 individuals A4i
Arctic Herring Gull Larus smithsonianus LC passage 1998 min 20,000 individuals A4i
A4iii Species group - waterbirds n/a winter 1998 20,000-25,000 individuals A4iii
A4iii Species group - waterbirds n/a passage 1998 min 40,000 individuals A4iii

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2004).

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Lake Baikal World Heritage Site (natural or mixed) 8,800,000 protected area overlaps with site 0
Istok r. Angara Nature Monument 0 unknown 0


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Wetlands (inland) Rivers and streams -
Artificial/Terrestrial Urban areas -
For more information about the IUCN Habitat classification, please click here.

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Angara river source. Downloaded from on 27/02/2024.