email a friend
printable version
Location Netherlands, Zuid-Holland
Central coordinates 4o 31.00' East  51o 46.00' North
IBA criteria A4i, B1i, B2, C2, C3
Area 1,070 ha
Year of IBA assessment 2000

Vogelbescherming Nederland

Site description An expanse of wet grassland overlying a clay polder to the south of the city of Rotterdam.

Key Biodiversity The site is well known for its wintering geese Anser and breeding waders. Geese from this feeding area roost in the Haringvliet (024).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Greater White-fronted Goose Anser albifrons winter  1991-1993  9,709 individuals  good  B1i, C3  Least Concern 
Barnacle Goose Branta leucopsis winter  1991-1993  2,318 individuals  good  A4i, B1i, B2, C2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Oudeland van Strijen Nature Reserve 380 protected area contained by site 380  


IUCN habitat Habitat detail Extent (% of site)
Grassland Humid grasslands  96%

Land use

Land-use Extent (% of site)
water management 100%
nature conservation and research 96%
agriculture 90%

Protection status National Partial International None380 ha of IBA covered by Nature Reserve (Oudeland van Strijen, 380 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: Oudeland van Strijen. Downloaded from on 24/10/2016

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