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Location France, Picardie
Central coordinates 1o 42.00' East  50o 16.00' North
IBA criteria B3, C6
Area 5,550 ha
Altitude 5 m
Year of IBA assessment 2000

Ligue Pour La Protection des Oiseaux

Site description The site includes marshes, reedbeds (Phragmites), ponds, riverine forest, wet meadows and bogs.

Key Biodiversity This is an important site for breeding waterbirds.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Eurasian Bittern Botaurus stellaris breeding  1991  10-12 breeding pairs  C6  Least Concern 
Western Marsh-harrier Circus aeruginosus breeding  1991  10-13 breeding pairs  C6  Least Concern 
Spotted Crake Porzana porzana breeding  1991  2-12 breeding pairs  B3, C6  Least Concern 
Bluethroat Luscinia svecica breeding  1991  25-50 breeding pairs  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
MARAIS ARRIERE-LITTORAUX PICARDS - FR2200347 Habitats Directive 1,686 protected area overlaps with site 1,576  
Marais arrière-littoraux Picards - FR2212003 Birds Directive 1,833 protected area contained by site 1,833  
PRAIRIES ET MARAIS TOURBEUX DE LA BASSE VALLEE DE L'AUTHIE - FR3100492 Habitats Directive 274 protected area overlaps with site 92  
VALLEE DE L'AUTHIE - FR2200348 Habitats Directive 658 protected area overlaps with site 177  


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest  -
Grassland Humid grasslands  -
Wetlands (inland) Fens, transition mires and springs; Rivers and streams; Standing freshwater; Water fringe vegetation  -
Artificial - terrestrial Perennial crops, orchards and groves  -

Land use

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

Protection status National None International None

Related state of the world's birds case studies

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Recommended citation  BirdLife International (2015) Important Bird Areas factsheet: Marais arrières littoraux picards. Downloaded from on 19/04/2015

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