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Location Netherlands, Zuid-Holland
Central coordinates 4o 2.00' East  51o 55.00' North
IBA criteria B1i, B3, C3, C6
Area 350 ha
Altitude
Year of IBA assessment 2000

Vogelbescherming Nederland



Site description A shallow bay between the old coast (Voornes Duin, site 022) and the harbour extension of Rotterdam (Maasvlakte), bordered by the Voordelta (020) on the seaward side. It is part of the former mouth of the River Maas, which was closed off in 1966.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Pied Avocet Recurvirostra avosetta breeding  1991  174 breeding pairs  good  B3  Least Concern 
Common Redshank Tringa totanus non-breeding  1991  2,275 individuals  medium  B1i, C3  Least Concern 
Sandwich Tern Thalasseus sandvicensis breeding  1991  88 breeding pairs  good  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Voordelta Wetlands of International Importance (Ramsar) 90,000 protected area contains site 350  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Coastline Mud flats & sand flats; Salt marshes  90%
Sea Open Sea  10%

Land use

Land-use Extent (% of site)
fisheries/aquaculture 10%
nature conservation and research 100%
tourism/recreation 10%

Protection status National None International None

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Westplaat. Downloaded from http://www.birdlife.org on 29/08/2014

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