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Location France, Picardie
Central coordinates 3o 8.00' East  49o 36.00' North
IBA criteria A1, C1, C6
Area 12,050 ha
Altitude 40 m
Year of IBA assessment 2000

Ligue Pour La Protection des Oiseaux

Site description The site contains marshes, wet meadows, alluvial forests, Populus plantations, the River Oise, arable fields and hedgerows.

Key Biodiversity The most important breeding site for Crex crex in northern France.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Corncrake Crex crex breeding  1994  22-24 breeding pairs  A1, C1, C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Forêts picardes : Compiègne, Laigue, Ourscamps - FR2212001 Birds Directive 24,647 protected area is adjacent to site 0  
Moyenne vallée de l'Oise - FR2210104 Birds Directive 5,626 protected area contained by site 5,626  
PRAIRIES ALLUVIALES DE L'OISE DE LA FERE A SEMPIGNY - FR2200383 Habitats Directive 3,013 protected area contained by site 3,013  


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest  -
Grassland Humid grasslands  -
Wetlands (inland) Standing brackish and salt water; Water fringe vegetation  -
Artificial - terrestrial Arable land; Highly improved re-seeded landscapes; Perennial crops, orchards and groves  -

Land use

Land-use Extent (% of site)
agriculture -
fisheries/aquaculture -
forestry -
hunting -
tourism/recreation -
urban/industrial/transport -

Protection status National None International Partial5,400 ha of IBA covered by Special Protection Area (Moyenne Vallée de l'Oise, 5,400 ha).

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Recommended citation  BirdLife International (2015) Important Bird Areas factsheet: Vallée de l'Oise de Thourotte à Vendeuil. Downloaded from on 27/03/2015

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