Stekleney Lake

IBA Justification

The site was identified as important in 2006 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
Gadwall Mareca strepera LC breeding 2003 1,100-1,500 breeding pairs A4i
Red-necked Grebe Podiceps grisegena LC breeding 2003 200-800 breeding pairs A4i
Great Crested Grebe Podiceps cristatus LC breeding 2003 300-1,400 breeding pairs A4i
Black-necked Grebe Podiceps nigricollis LC breeding 2003 500-2,000 breeding pairs A4i
Dalmatian Pelican Pelecanus crispus NT non-breeding 2004 30-40 breeding pairs A1
Pallid Harrier Circus macrourus NT breeding 2003 8-12 breeding pairs A1
A4iii Species group - waterbirds n/a passage 2003 20,000 individuals A4iii

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2006).

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Tobol-Ishim Forest-steppe Ramsar Site, Wetland of International Importance 1,217,000 protected area is adjacent to site 0
Mokrousovskiy Zakaznik 20,900 protected area contains site 0


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

Land use

Land-use Extent (% of site)
agriculture -
forestry -
fisheries/aquaculture -
not utilised -
nature conservation and research -

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Stekleney Lake. Downloaded from on 02/10/2023.