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Location Belgium, Région Wallonne
Central coordinates 3o 44.00' East  50o 29.00' North
IBA criteria C6
Area 13,715 ha
Year of IBA assessment 2000

BirdLife Belgium

Site description A complex of ponds, marshes and grasslands in the Haine river basin.

Key Biodiversity Passage species include Pandion haliaetus, Pluvialis apricaria, Tringa glareola, Sterna hirundo and Lullula arborea (summer and passage).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Ixobrychus minutus breeding  1-2 breeding pairs  medium  C6  Not Recognised 
Common Kingfisher Alcedo atthis breeding  10-20 breeding pairs  medium  C6  Least Concern 
Bluethroat Luscinia svecica breeding  80-120 breeding pairs  medium  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Marais d'Harchies Wetlands of International Importance (Ramsar) 525 protected area contained by site 550  
Nature reserves of the Bassin de la Haine Nature Reserve 254 protected area contained by site 254  


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland  25%
Shrubland Heathland  -
Grassland Humid grasslands; Mesophile grasslands  -
Wetlands (inland) Fens, transition mires and springs; Rivers and streams; Standing freshwater; Water fringe vegetation  10%
Artificial - terrestrial Forestry plantations; Highly improved re-seeded landscapes; Other urban and industrial areas; Perennial crops, orchards and groves; Ruderal land; Urban parks and gardens  60%

Land use

Land-use Extent (% of site)
agriculture 25%
fisheries/aquaculture 1%
forestry 50%
hunting -
nature conservation and research 5%
tourism/recreation -
urban/industrial/transport 15%
water management -

Protection status National Low International High254 ha of IBA covered by Nature Reserve (Nature Reserves of the Bassin de la Haine, 254 ha). 13,715 ha of IBA covered by Special Protection Area (Bassin de la Haine, 13,715 ha). 550 ha of IBA covered by Ramsar Site (Harchies, 550 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Bassin de la Haine. Downloaded from on 25/10/2016

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