email a friend
printable version
Location Netherlands, Friesland
Central coordinates 5o 48.00' East  53o 2.00' North
IBA criteria A4i, A4iii, B1i, B2, C2, C3, C4, C6
Area 770 ha
Year of IBA assessment 2000

Vogelbescherming Nederland

Site description A freshwater lake (former peat-workings) and extensive wet meadows (Akmarijp) located to the east of the city of Sneek. The site is adjacent to Lake Sneekermeer and Goingarijp (058). This site, together with site 058, formed part of a single, larger site (former site NL022) in the previous pan-European IBA inventory (Grimmett and Jones 1989).

Key Biodiversity This is an important roost for geese Anser from surrounding feeding areas. Waterbird numbers quoted are rough estimates.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Greater White-fronted Goose Anser albifrons winter  1979-1989  25,000 individuals  good  A4i, B1i, C3  Least Concern 
Barnacle Goose Branta leucopsis winter  1979-1989  10,000 individuals  good  A4i, B1i, B2, C2, C6  Least Concern 
A4iii Species group - waterbirds winter  1989  20,000-49,999 individuals  unknown  A4iii, C4   

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
De Terkaplesterpuollen Nature Reserve 420 protected area contained by site 420  
Sneekermeer/Goengarijpsterpoelen/Terkaplesterpoelen en Akmarijp Wetlands of International Importance (Ramsar) 2,300 protected area overlaps with site 0  


IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing freshwater; Water fringe vegetation  39%
Artificial - terrestrial Highly improved re-seeded landscapes  61%

Land use

Land-use Extent (% of site)
agriculture 50%
fisheries/aquaculture 29%
water management 100%
nature conservation and research 55%
tourism/recreation 31%
hunting 50%

Protection status National Partial International None420 ha of IBA covered by Nature Reserve (De Terkaplesterpuollen, 420 ha).

Contribute  Please click here to help BirdLife conserve the world's birds - your data for this IBA and others are vital for helping protect the environment.

Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Terkaplesterpoelen and Akmarijp. Downloaded from on 25/10/2016

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