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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.

Key Biodiversity This is an important site for waterbirds, particularly herons.

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 
Western Marsh-harrier Circus aeruginosus breeding  1997  20-30 breeding pairs  C6  Least Concern 
Milvus migrans breeding  1997  10-20 breeding pairs  C6  Not Recognised 
Himantopus himantopus breeding  1997  20-30 breeding pairs  C6  Not Recognised 
Bluethroat Luscinia svecica breeding  1997  150-250 breeding pairs  C6  Least Concern 


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 (2016) Important Bird and Biodiversity Area factsheet: Marais et estuaire de la Seudre. Downloaded from on 24/10/2016

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