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Location Russia (European), Saratov region
Central coordinates 47o 8.35' East  51o 59.17' North
IBA criteria A1, B2
Area 19,030 ha
Altitude 100 - 300m
Year of IBA assessment 2000

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Eastern Imperial Eagle Aquila heliaca breeding  1997-1999  4-6 breeding pairs  good  A1  Vulnerable 
Booted Eagle Hieraaetus pennatus breeding  1999  3-5 breeding pairs  good  B2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Mikhailovskiy Zakaznik 9,300 protected area overlaps with site 6,400  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland  40%
Grassland Steppes and dry calcareous grassland  60%

Land use

Land-use Extent (% of site)
forestry 40%
military 60%
nature conservation and research 37%

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

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Snake hills. Downloaded from on 26/10/2016

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