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Location Sweden, Södermanland
Central coordinates 16o 42.61' East  58o 49.11' North
IBA criteria B1i, C2, C3
Area 4,500 ha
Altitude 19 - 40m
Year of IBA assessment 2007

Sveriges Ornitologiska Förening



Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Bean Goose Anser fabalis winter  2000-2007  1,800 individuals  good  B1i, C3  Least Concern 
Common Crane Grus grus winter  2000-2007  1,100 individuals  good  B1i, C2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Bärsta Nature Reserve 5 protected area contained by site 5  
Bärstakärret - SE0220011 Habitats Directive 5 protected area contained by site 5  
Hallbosjön - SE0220110 Birds Directive 322 protected area contained by site 322  
Lidakärret - SE0220340 Habitats Directive 2 protected area contained by site 2  

Local conservation groups The local conservation group below is working to support conservation at this IBA.

Name Year formed
Fågelföreningen Tärnan 0

Habitats

IUCN habitat Habitat detail Extent (% of site)
Forest Mixed woodland  30%
Wetlands (inland) Rivers and streams; Standing freshwater; Water fringe vegetation  35%
Artificial - terrestrial Arable land  35%

Land use

Land-use Extent (% of site)
forestry 30%
agriculture 35%
nature conservation and research 10%
urban/industrial/transport minor

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Lake Hallbosjön. Downloaded from http://www.birdlife.org on 17/09/2014

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