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Location France, Poitou-Charentes
Central coordinates 1o 6.00' West  45o 46.00' North
IBA criteria A4i, B1i, C2, C6
Area 14,800 ha
Altitude 0 - 5m
Year of IBA assessment 2000

Ligue Pour La Protection des Oiseaux



Site description The site includes an estuary with mudflats and saltmarshes, brackish lagoons, abandoned salinas and wet meadows.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Egretta garzetta breeding  1997  1,522-1,530 breeding pairs  A4i, B1i, C2, C6  Not Recognised 
Black Kite Milvus migrans breeding  1997  10-20 breeding pairs  C6  Least Concern 
Western Marsh-harrier Circus aeruginosus breeding  1997  20-30 breeding pairs  C6  Least Concern 
Himantopus himantopus breeding  1997  20-30 breeding pairs  C6  Not Recognised 
Bluethroat Luscinia svecica breeding  1997  150-250 breeding pairs  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
DUNES ET FORETS LITTORALES DE L'ILE D'OLERON - FR5400433 Habitats Directive 2,904 protected area is adjacent to site 0  
MARAIS DE BROUAGE (et marais nord d'Oléron) - FR5400431 Habitats Directive 26,142 protected area is adjacent to site 0  
MARAIS DE BROUAGE, ILE D'OLERON - FR5410028 Birds Directive 26,080 protected area is adjacent to site 0  
MARAIS DE LA SEUDRE - FR5400432 Habitats Directive 14,001 protected area overlaps with site 12,872  
MARAIS ET ESTUAIRE DE LA SEUDRE, ILE D'OLERON - FR5412020 Birds Directive 13,970 protected area overlaps with site 12,872  
PERTUIS CHARENTAIS - FR5400469 Habitats Directive 456,027 protected area is adjacent to site 0  
PERTUIS CHARENTAIS - ROCHEBONNE - FR5412026 Birds Directive 819,258 protected area is adjacent to site 0  
PRESQU'ILE D'ARVERT - FR5400434 Habitats Directive 9,725 protected area is adjacent to site 0  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing brackish and salt water; Standing freshwater; Tidal rivers and enclosed tidal waters  -
Coastline Mud flats & sand flats; Salt marshes  -

Land use

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

Protection status National None International None

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Marais et estuaire de la Seudre. Downloaded from http://www.birdlife.org on 23/09/2014

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