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Location Netherlands, Drenthe,Groningen
Central coordinates 6o 41.00' East  53o 8.00' North
IBA criteria A4i, B1i, B2, C2
Area 2,100 ha
Altitude 0 - 1m
Year of IBA assessment 2000

Vogelbescherming Nederland



Site description A freshwater lake located south-east of the city of Groningen, with reedbeds and an extensive area of wet pasture. Human activities include reed-harvesting.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Tundra Swan Cygnus columbianus winter  1991  282 individuals  good  A4i, B1i, B2, C2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Onnerpolder Nature Reserve 261 protected area contained by site 261  
Zuidlaardermeer Nature Reserve 171 protected area contained by site 171  
Zuidlaardermeer II Nature Reserve 330 protected area contained by site 330  
Zuidlaardermeergebied Wetlands of International Importance (Ramsar) 2,100 protected area overlaps with site 2,100  
Zuidlaardermeergebied - NL0902041 Birds Directive 2,095 protected area contained by site 2,095  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing freshwater  34%
Artificial - terrestrial Highly improved re-seeded landscapes  66%

Land use

Land-use Extent (% of site)
agriculture 50%
fisheries/aquaculture 30%
water management 100%
hunting 25%
nature conservation and research 63%
tourism/recreation 70%

Protection status National Partial International None261 ha of IBA covered by Nature Reserve (Onnerpolder, 261 ha). 171 ha of IBA covered by Nature Reserve (Zuidlaardermeer, 171 ha). 330 ha of IBA covered by Nature Reserve (Zuidlaardermeer II, 330 ha).

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Lake Zuidlaardermeer and Onnerpolder. Downloaded from http://www.birdlife.org on 21/10/2014

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