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Location Estonia, Tartu County,Valga County,Viljandi County
Central coordinates 26o 4.00' East  58o 15.00' North
IBA criteria A1, A4i, B1i, C1, C2, C3, C6
Area 30,600 ha
Altitude
Year of IBA assessment 2003

Eesti Ornitiliigiaühing (EOÜ)



Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Greater White-fronted Goose Anser albifrons passage  1995-2000  14,100 individuals  unknown  A4i, B1i, C3  Least Concern 
Tundra Swan Cygnus columbianus passage  1997-2002  150-250 individuals  unknown  A4i, B1i, C2  Least Concern 
Smew Mergellus albellus passage  1997-2000  2,050-2,140 individuals  unknown  A4i, B1i, C2  Least Concern 
Great Crested Grebe Podiceps cristatus passage  1999  1,700 individuals  unknown  B1i, C3  Least Concern 
Eurasian Bittern Botaurus stellaris breeding  2002  25-35 breeding pairs  unknown  C6  Least Concern 
Western Marsh-harrier Circus aeruginosus breeding  2002  10-15 breeding pairs  unknown  C6  Least Concern 
Corncrake Crex crex breeding  2002  30-50 breeding pairs  unknown  A1, C1  Least Concern 
Spotted Crake Porzana porzana breeding  2002  50-70 breeding pairs  unknown  C6  Least Concern 
Black Tern Chlidonias niger breeding  2002  100-150 breeding pairs  poor  C6  Least Concern 
Bluethroat Luscinia svecica breeding  2002  2 breeding pairs  unknown  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Järveküla looduskaitseala Nature Reserve 268 protected area contained by site 268  
Kalbuse p Species Protection Site 46 protected area contained by site 46  
Tamme paljand Nature Reserve 9 protected area overlaps with site 8  
Trepim Nature Reserve 14 protected area overlaps with site 4  
V Limited Management Zone 29,270 protected area overlaps with site 29,180  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing freshwater; Water fringe vegetation  89%
Forest Broadleaved deciduous woodland; Mixed woodland; Native coniferous woodland  4%
Artificial - terrestrial Arable land  2%
Grassland   2%
Shrubland   2%

Land use

Land-use Extent (% of site)
agriculture 4%
forestry 5%
fisheries/aquaculture 85%
nature conservation and research 96%
hunting -
tourism/recreation -

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Recommended citation  BirdLife International (2015) Important Bird Areas factsheet: Võrtsjärv. Downloaded from http://www.birdlife.org on 29/05/2015

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