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Location Russia (European), Bashkortostan Republic
Central coordinates 59o 6.55' East  55o 16.13' North
IBA criteria A1, B2
Area 41,100 ha
Altitude 265 - 278m
Year of IBA assessment 2007

Site description The IBA partly lays in Chelyabinsk region.Aa area are located on the administrative boundaries of two region it is survaive on rather good natural condition. IBA is an edge between forested mountain and forest-steppe.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Eastern Imperial Eagle Aquila heliaca breeding  1995  2 breeding pairs  good  A1  Vulnerable 
Greater Spotted Eagle Clanga clanga breeding  1995  2 breeding pairs  good  A1  Vulnerable 
Eurasian Eagle-owl Bubo bubo breeding  1995  20 breeding pairs  good  B2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Reka Ai (uchastok) Nature Monument 0 protected area overlaps with site 7,500  


IUCN habitat Habitat detail Extent (% of site)
Forest Mixed woodland; Native coniferous woodland  80%
Grassland Humid grasslands; Mesophile grasslands; Steppes and dry calcareous grassland  20%

Land use

Land-use Extent (% of site)
agriculture 20%
forestry 60%
tourism/recreation 50%

Acknowledgements The identification of IBAs and information collected between 1980 and 2009 provided by the IBA network of the Russian Bird Conservation Union (RBCU).

References I.V.Karyakin

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Mountain valley of Ai river. Downloaded from on 26/10/2016

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