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Location Russia (European), Tver region
Central coordinates 32o 56.75' East  56o 31.40' North
IBA criteria A1, B1i
Area 79,815 ha
Altitude 230 - 270m
Year of IBA assessment 2000

Site description Numerous marshes, open bogs and boggy forests located on the watershed of the Volga and Zapadnaya Dvina rivers, in the southern Tver region.

Key Biodiversity 

Non-bird biodiversity: At this IBA 25 species of locally rare plants are present. One of the last sustainable populations of Mustela lutreola exists here.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Lesser White-fronted Goose Anser erythropus passage  1994  20-200 individuals  medium  A1, B1i  Vulnerable 
Corncrake Crex crex breeding  1995  40-70 breeding pairs  good  A1  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Central'no-Lesnoi (Buffer Zone) Buffer Zone - Zapovednik 24,462 protected area overlaps with site 9,616  
Tsentral'nolesnoy Zapovednik UNESCO-MAB Biosphere Reserve 70,508 protected area contained by site 21,380  
Tsentralno-Lesnoy Zapovednik 24,462 protected area contained by site 24,462  


IUCN habitat Habitat detail Extent (% of site)
Forest Mixed woodland; Native coniferous woodland  82%
Wetlands (inland) Raised bogs; Rivers and streams; Standing freshwater  12%
Artificial - terrestrial Arable land; Highly improved re-seeded landscapes; Other urban and industrial areas  5%

Land use

Land-use Extent (% of site)
agriculture 5%
forestry 13%
hunting 61%
nature conservation and research 100%
not utilised 33%
other 7%
tourism/recreation 50%
urban/industrial/transport 5%

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 M.N.Ivanova

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Central Forest Biosphere Reserve and adjacent areas. Downloaded from on 27/10/2016

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