Lake Oudegaasterbrekken

IBA Criteria

Year of most recent IBA criteria assessment: 2000

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Pink-footed Goose Anser brachyrhynchus LC winter 1979-1989 15,000 individuals A4i, B1i, C3

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Oudegaasterbrekken; Fluessen en omgeving Site of Community Importance (Habitats Directive) 3,054 protected area overlaps with site 771
Oudegaasterbrekken; Fluessen en omgeving Special Protection Area (Birds Directive) 2,880 protected area overlaps with site 770
Oudegaasterbrekken, Fluessen en omgeving Ramsar Site, Wetland of International Importance 850 protected area overlaps with site 850
Oudegaasterbrekken, Fluessen en omgeving Natuurbeschermingswet 3,054 protected area overlaps with site 0
Grons, Sanmar, Gaastmar Nature Reserve 83 protected area overlaps with site 16
Blauhuester Puollen Nature Reserve 167 protected area contained by site 167


IUCN Habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing freshwater -
Artificial/Terrestrial Highly improved re-seeded landscapes -
Unknown -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
water management -
hunting -
nature conservation and research -
tourism/recreation -
agriculture -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Lake Oudegaasterbrekken. Downloaded from on 03/12/2022.