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Location Russia (European), Kostroma region,Yaroslavl' region
Central coordinates 40o 43.38' East  57o 54.80' North
IBA criteria A4iii, B1i
Area 73,160 ha
Altitude 128 - 166m
Year of IBA assessment 2000

Site description Large area on the boundaries of Yaroslavl and Kostroma regions covered by artificial reservoir. Meadows and forest surrounding reserviour are flooded in the spring period.

Key Biodiversity In total as minimum 24500 water birds of about 35 species are passing through area in spring.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Bean Goose Anser fabalis passage  1997  1,019 individuals  medium  B1i  Least Concern 
Greater White-fronted Goose Anser albifrons passage  1997  9,834 individuals  medium  B1i  Least Concern 
Common Goldeneye Bucephala clangula passage  1997  1,429 individuals  medium  B1i  Least Concern 
A4iii Species group - waterbirds passage  1997  20,000 individuals  unknown  A4iii   

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Sotinskiy Zakaznik 12,200 protected area overlaps with site 150  
Yaroslavskiy Zakaznik 17,000 protected area overlaps with site 2,000  

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

Name Year formed
Kologriv middle school 2005
Caretakers of Kostromskiye razlivy 2002


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Mixed woodland  65%
Grassland Humid grasslands  15%
Wetlands (inland) Fens, transition mires and springs; Raised bogs; Rivers and streams; Standing brackish and salt water  25%

Land use

Land-use Extent (% of site)
agriculture 12%
fisheries/aquaculture 10%
forestry 65%
hunting 100%
nature conservation and research 100%
not utilised 50%
tourism/recreation 10%
water management -

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 S.V.Golubev, A.A.Rusinov

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Flood-plain of Kostroma river. Downloaded from on 25/10/2016

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