Ayak-Bestau Hills

IBA Criteria

Year of most recent IBA criteria assessment: 2007

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Demoiselle Crane Anthropoides virgo LC breeding 2007 40-45 breeding pairs A3
Steppe Eagle Aquila nipalensis EN breeding 2007 40-50 breeding pairs A3
Pallid Harrier Circus macrourus NT breeding - 20-40 breeding pairs A1, A3
Lesser Kestrel Falco naumanni LC breeding 2007 100-200 breeding pairs A1
Saker Falcon Falco cherrug EN breeding 2007 2-4 breeding pairs A1
Black Lark Melanocorypha yeltoniensis LC breeding 2007 200-400 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 Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2011 not assessed very unfavourable negligible
Was the whole site covered? Yes State assessed by Population
Accuracy of information poor


IUCN Habitat Habitat detail Extent (% of site)
Shrubland Low bushes -
Grassland Steppes & dry calcareous -
Desert Desert & semi-desert - clay, Desert & semi-desert - salty -
Rocky areas (eg. inland cliffs, mountain peaks) Inland cliffs -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
rangeland/pastureland -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Ayak-Bestau Hills. Downloaded from on 04/10/2022.