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Location Lithuania, Utena
Central coordinates 25o 48.00' East  55o 41.00' North
IBA criteria B2, C6
Area 183 ha
Altitude 110 m
Year of IBA assessment 2004

Lietuvos Ornitologu Draugija (Affiliate)

Site description A large system of intensively farmed fish-ponds.

Key Biodiversity An important breeding site for Chlidonias niger. Species of global conservation concern that do not meet IBA criteria: Aythya nyroca (status unknown), Haliaeetus albicilla (1 pair), Crex crex (breeding).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Little Gull Hydrocoloeus minutus breeding  2000  10 breeding pairs  unknown  B2  Least Concern 
Little Gull Hydrocoloeus minutus breeding  2000  8 breeding pairs  C6  Least Concern 
Common Tern Sterna hirundo breeding  2000  130 breeding pairs  C6  Least Concern 
Black Tern Chlidonias niger breeding  1996  50 breeding pairs  medium  B2  Least Concern 


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland; Treeline ecotone  25%
Wetlands (inland) Standing freshwater; Water fringe vegetation  71%
Artificial - terrestrial Arable land; Perennial crops, orchards and groves; Ruderal land  4%

Land use

Land-use Extent (% of site)
fisheries/aquaculture 95%
tourism/recreation -
agriculture 4%
hunting -

Protection status National None International None

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: A part of the Vasaknos fish-farm. Downloaded from on 28/10/2016

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