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Location Lithuania, Vilnius
Central coordinates 26o 29.00' East  55o 15.00' North
IBA criteria B2, C6
Area 1,170 ha
Altitude 160 m
Year of IBA assessment 2004

Lietuvos Ornitologu Draugija (Affiliate)

Site description A shallow nutrient-rich lake with six islands, surrounded by wet meadows, mires, reedbeds and woodland.

Key Biodiversity The lake (and particularly the islands) are important for breeding waterbirds, notably Sterna albifrons and Chlidonias niger. Breeding species of global conservation concern that do not meet IBA criteria: Aythya nyroca (possibly an irregular breeder), Crex crex (up to 3 calling males), Gallinago media (1 known pair).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Black-tailed Godwit Limosa limosa breeding  1999  15 breeding pairs  unknown  B2  Near Threatened 
Ruff Calidris pugnax 2001  3-5 breeding pairs  C6  Least Concern 
Mew Gull Larus canus breeding  1999  80 breeding pairs  unknown  B2  Least Concern 
Little Gull Hydrocoloeus minutus breeding  1999  20 breeding pairs  unknown  B2  Least Concern 
Little Gull Hydrocoloeus minutus 2001  5 breeding pairs  C6  Least Concern 
Common Tern Sterna hirundo 2001  220-275 breeding pairs  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Aukstaitija National Park 40,570 protected area contains site 1,170  
Kretuonas Ornithological Reserve 1,260 protected area contains site 1,170  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland; Mixed woodland; Treeline ecotone  11%
Grassland Humid grasslands; Mesophile grasslands  19%
Wetlands (inland) Raised bogs; Rivers and streams; Standing freshwater; Water fringe vegetation  69%
Artificial - terrestrial Arable land  1%

Land use

Land-use Extent (% of site)
agriculture 1%
nature conservation and research major
tourism/recreation -
rangeland/pastureland 19%
fisheries/aquaculture -

Protection status National High International None1,260 ha of IBA covered by Ornithological Reserve (Kretuonas, 1,260 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Kretuonas Landscape Reserve. Downloaded from on 27/10/2016

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