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Location Lithuania, Siauliai
Central coordinates 23o 17.00' East  55o 45.00' North
IBA criteria A4i, B1i, B2, B3, C2, C6
Area 3,740 ha
Altitude 120 m
Year of IBA assessment 2004

Lietuvos Ornitologu Draugija (Affiliate)

Site description An exploited peatbog and abandoned system of ponds with scrub, mixed woodland, meadows and reedbeds, and surrounded by agricultural areas. The majority of the area is not utilized by man.

Key Biodiversity The most important breeding site for Circus pygargus in Lithuania. Breeding species of global conservation concern that do not meet IBA criteria: Crex crex (a few calling males).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Eurasian Bittern Botaurus stellaris breeding  1998  8 breeding pairs  unknown  B2  Least Concern 
Montagu's Harrier Circus pygargus breeding  1998  6-8 breeding pairs  medium  B3  Least Concern 
Montagu's Harrier Circus pygargus breeding  2000  4-5 breeding pairs  C6  Least Concern 
Common Crane Grus grus passage  1998  1,200 individuals  unknown  A4i, B1i  Least Concern 
Common Crane Grus grus passage  2000  700 individuals  C2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Tyruliai Botanical/Zoological Reserve 3,688 protected area contains site 3,688  


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland; Treeline ecotone  48%
Grassland Humid grasslands; Mesophile grasslands  1%
Wetlands (inland) Raised bogs; Standing freshwater; Water fringe vegetation  50%
Artificial - terrestrial Arable land; Other urban and industrial areas  1%

Land use

Land-use Extent (% of site)
forestry -
hunting -
rangeland/pastureland 1%
agriculture 1%
energy production and mining 10%
Notes: peat extraction

Protection status National High International None3,688 ha of IBA covered by Botanical/Zoological Reserve (Tyruliai, 3,688 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Tyruliai State Nature Reserve. Downloaded from on 22/10/2016

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