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Location Belgium, Région Wallonne
Central coordinates 5o 32.00' East  49o 38.00' North
IBA criteria C6
Area 32,541 ha
Year of IBA assessment 2000

BirdLife Belgium

Site description The area includes forests on sandstone in the Sinémuriennen region, and the marshes of the upper Semois river.

Key Biodiversity Species listed on Annex I of the EC Birds Directive occurring on passage or wintering include Circus cyaneus, C. aeruginosus, Falco columbarius and Pandion haliaetus.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Hazel Grouse Bonasa bonasia resident  10 breeding pairs  medium  C6  Least Concern 
European Honey-buzzard Pernis apivorus breeding  20-30 breeding pairs  medium  C6  Least Concern 
Red Kite Milvus milvus breeding  5-10 breeding pairs  medium  C6  Near Threatened 
Milvus migrans breeding  1-4 breeding pairs  medium  C6  Not Recognised 
Corncrake Crex crex breeding  2 breeding pairs  medium  C6  Least Concern 
European Nightjar Caprimulgus europaeus breeding  12-15 breeding pairs  good  C6  Least Concern 
Picus canus resident  3 breeding pairs  medium  C6  Not Recognised 
Middle Spotted Woodpecker Leiopicus medius resident  130-170 breeding pairs  good  C6  Least Concern 
Wood Lark Lullula arborea breeding  25-33 breeding pairs  medium  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Nature reserves in Sinémurienne Nature Reserve 239 protected area contained by site 239  


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland  50%
Shrubland Heathland; Scrub  1%
Grassland Dry siliceous grassland; Humid grasslands; Mesophile grasslands; Steppes and dry calcareous grassland  1%
Wetlands (inland) Fens, transition mires and springs; Raised bogs; Rivers and streams; Standing freshwater; Water fringe vegetation  1%
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  40%

Land use

Land-use Extent (% of site)
agriculture 40%
fisheries/aquaculture 1%
forestry 50%
hunting -
military 8%
nature conservation and research 2%
tourism/recreation -
urban/industrial/transport 5%
not utilised 1%

Protection status National Low International High239 ha of IBA covered by Nature Reserve (Nature Reserves in Sinémurienne, 239 ha). 32,541 ha of IBA covered by Special Protection Area (Sinémurienne, 32,541 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Sinémurienne. Downloaded from on 24/10/2016

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