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Location Lithuania, Taurage
Central coordinates 22o 26.00' East  55o 8.00' North
IBA criteria B2, C6
Area 3,220 ha
Altitude 30 - 40m
Year of IBA assessment 2004

Lietuvos Ornitologu Draugija (Affiliate)

Site description An area of boreal forest (60% pine Pinus, 20% alder Alnus and 10% birch Betula stands) with large bogs (covering 40% of total area).

Key Biodiversity An important breeding area for Grus grus (the highest density in Lithuania). Breeding species of global conservation concern that do not meet IBA criteria: Crex crex.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Common Crane Grus grus breeding  1999  10-13 breeding pairs  good  B2  Least Concern 
Eurasian Golden Plover Pluvialis apricaria breeding  1990  3 breeding pairs  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Viesvile Nature Reserve 3,216 protected area contains site 3,216  
Viesvilé Wetlands of International Importance (Ramsar) 3,216 protected area contains site 3,216  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland; Mixed woodland; Native coniferous woodland; Treeline ecotone  84%
Wetlands (inland) Raised bogs; Standing freshwater  16%

Land use

Land-use Extent (% of site)
nature conservation and research 100%

Protection status National High International High3,216 ha of IBA covered by Strict Nature Reserve (Viešvilë, 3,216 ha). 3,216 ha of IBA covered by Ramsar Site (Viešvilë, 3,216 ha).

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

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