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Location Netherlands, Zuid-Holland
Central coordinates 4o 47.00' East  52o 9.00' North
IBA criteria B2, C2, C6
Area 2,000 ha
Altitude
Year of IBA assessment 2000

Vogelbescherming Nederland



Site description A complex of shallow freshwater lakes, pools, canals, reedbeds, wet meadows and swamp-forest, located 15 km north-west of the city of Utrecht.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Purple Heron Ardea purpurea breeding  1991  107 breeding pairs  good  B2, C2, C6  Least Concern 
Black Tern Chlidonias niger breeding  1991  88 breeding pairs  good  B2, C2, C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
De Haak Natural Monument 60 protected area contained by site 60  
De Haeck Nature Reserve with Management Subsidy 11 protected area contained by site 10  
De Meije Nature Reserve 39 protected area contained by site 39  
Nieuwkoopse Plassen Nature Conservation Law 1,139 protected area contained by site 1,127  
Nieuwkoopse Plassen - NL9801063 Birds Directive 2,077 is identical to site 2,000  
Nieuwkoopse Plassen en de Haeck - NL3000036 Habitats Directive 2,060 protected area contains site 2,000  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing freshwater; Water fringe vegetation  69%
Artificial - terrestrial Highly improved re-seeded landscapes  27%

Land use

Land-use Extent (% of site)
fisheries/aquaculture 30%
water management 100%
hunting 25%
nature conservation and research 59%
tourism/recreation 27%

Protection status National Partial International High60 ha of IBA covered by Natural Monument (De Haak, 60 ha). 10 ha of IBA covered by Nature Reserve (De Haeck, 10 ha). 39 ha of IBA covered by Nature Reserve (De Meije, 39 ha). 1,127 ha of IBA covered by Nature Reserve (Nieuwkoopse Plassen, 1,127 ha). 2,000 ha of IBA covered by Special Protection Area (Nieuwkoopse Plassen, 2,000 ha).

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Nieuwkoopse Plassen. Downloaded from http://www.birdlife.org on 23/10/2014

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