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Location Ukraine, Poltava
Central coordinates 32o 30.00' East  50o 20.00' North
IBA criteria A1, A4i, B1i, B2, B3
Area 30,000 ha
Altitude 99 - 134m
Year of IBA assessment 2000

Ukranian Society for the Protection of Birds



Site description A natural wetland, comprising marshes and lakes in the lower reaches of the Uday valley, and dominated by reedbeds Phragmites.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Eurasian Bittern Botaurus stellaris breeding  1996  300-500 breeding pairs  medium  B2  Least Concern 
Purple Heron Ardea purpurea breeding  1996  50-100 breeding pairs  medium  B2  Least Concern 
Booted Eagle Hieraaetus pennatus breeding  1996  1-5 breeding pairs  medium  B2  Least Concern 
Lesser Spotted Eagle Clanga pomarina breeding  1996  2-5 breeding pairs  poor  B2  Least Concern 
Little Crake Zapornia parva breeding  1996  500-1,000 breeding pairs  medium  B3  Least Concern 
Spotted Crake Porzana porzana breeding  1996  500-1,000 breeding pairs  medium  B3  Least Concern 
Whiskered Tern Chlidonias hybrida breeding  1996  50-100 breeding pairs  medium  B2  Least Concern 
White-winged Tern Chlidonias leucopterus breeding  1996  500-1,000 breeding pairs  medium  A4i, B1i  Least Concern 
Black Tern Chlidonias niger breeding  1996  1,000-2,000 breeding pairs  medium  A4i, B1i, B2  Least Concern 
Aquatic Warbler Acrocephalus paludicola breeding  1999  250 breeding pairs  unknown  A1  Vulnerable 

Habitats

IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Mixed woodland; Native coniferous woodland  -
Wetlands (inland) Fens, transition mires and springs; Rivers and streams; Standing freshwater; Water fringe vegetation  -

Land use

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

Protection status National None International None

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Udaj river valley. Downloaded from http://www.birdlife.org on 30/09/2014

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