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Location Russia (European), Kaluga region
Central coordinates 35o 43.95' East  53o 40.32' North
IBA criteria A1, B2, B3
Area 52,930 ha
Altitude 200 - 275m
Year of IBA assessment 2007

Site description The IBA is located in the highly developed central part of Russia, at the boundary of forest and forest-steppe habitat zones.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Lesser Spotted Eagle Clanga pomarina breeding  1997  5 breeding pairs  good  B2  Least Concern 
Corncrake Crex crex breeding  2005  100-200 breeding pairs  poor  A1  Least Concern 
Collared Flycatcher Ficedula albicollis breeding  2005  1,000-2,000 breeding pairs  poor  B3  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Kaluzhskie Zaseki Zapovednik 18,533 protected area contained by site 18,533  
Kaluzhskie Zaseki / Buffer Zone Buffer Zone - Zapovednik 23,190 protected area contained by site 20,468  
Ugra National Park 98,600 protected area overlaps with site 590  

Local conservation groups The local conservation group below is working to support conservation at this IBA.

Name Year formed
Administration of Nature Reserve "Kaluzhskiye Zaseki" 2005


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland; Native coniferous woodland  80%
Shrubland Scrub  15%
Wetlands (inland) Rivers and streams  4%
Artificial - terrestrial Arable land; Forestry plantations; Highly improved re-seeded landscapes; Other urban and industrial areas; Urban parks and gardens  31%
Grassland Humid grasslands; Mesophile grasslands  15%

Land use

Land-use Extent (% of site)
agriculture 25%
forestry 40%
hunting 50%
nature conservation and research 46%

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 A.B.Kostin, N.A.Egorova

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Kaluzhskiye Zaseki Nature Reserve. Downloaded from on 22/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife