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Location Russia (European), Ryazan' region
Central coordinates 40o 18.25' East  54o 21.35' North
IBA criteria A1, A4i, B1i
Area 14,545 ha
Altitude 85 - 100m
Year of IBA assessment 2009

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Greater White-fronted Goose Anser albifrons passage  2005  15,000-20,000 individuals  good  A4i, B1i  Least Concern 
Corncrake Crex crex breeding  2001  200-300 males only  medium  A1  Least Concern 
Great Snipe Gallinago media breeding  2001  20 breeding pairs  medium  A1  Near Threatened 


IUCN habitat Habitat detail Extent (% of site)
Grassland Humid grasslands  70%
Forest Alluvial and very wet forest  10%
Wetlands (inland) Fens, transition mires and springs; Rivers and streams; Standing freshwater  13%
Unknown   2%
Shrubland   5%

Land use

Land-use Extent (% of site)
rangeland/pastureland 20%
agriculture 55%
tourism/recreation 10%
unknown 15%

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: Spassk flood-plain of Oka river. Downloaded from on 24/10/2016

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