email a friend
printable version
Location France, Pays de la Loire
Central coordinates 1o 0.00' West  46o 20.00' North
IBA criteria A4i, A4iii, B1i, B2, B3, C2, C3, C4, C6
Area 77,900 ha
Altitude 0 - 25m
Year of IBA assessment 2000

Ligue Pour La Protection des Oiseaux



Site description A complex of many habitat-types. Human activities include stock and arable farming, oyster and mussel farming, and grazing on reclaimed saltmarshes.

Key Biodiversity The site holds 20,000 or more waterbirds, on passage and in winter on a regular basis. Species of global conservation concern that do not meet IBA criteria: Crex crex (5-6 breeding pairs); Tetrax tetrax (20-50 passage individuals); Acrocephalus paludicola (passage).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Greylag Goose Anser anser passage  1997  2,000 individuals  B1i, C3  Least Concern 
Brent Goose Branta bernicla winter  1997  745-4,110 individuals  A4i, B1i, C3  Least Concern 
White Stork Ciconia ciconia breeding  1997  10 breeding pairs  C6  Least Concern 
Ixobrychus minutus breeding  1991  5-10 breeding pairs  C6  Not Recognised 
Egretta garzetta breeding  1997  142 breeding pairs  C6  Not Recognised 
Black-crowned Night-heron Nycticorax nycticorax breeding  1997  52 breeding pairs  C6  Least Concern 
Purple Heron Ardea purpurea breeding  1997  159 breeding pairs  B2, C2, C6  Least Concern 
Black Kite Milvus migrans breeding  1991  10-100 breeding pairs  B2, C6  Least Concern 
Western Marsh-harrier Circus aeruginosus breeding  1997  10-100 breeding pairs  C6  Least Concern 
Montagu's Harrier Circus pygargus breeding  1991  10-100 breeding pairs  B3, C6  Least Concern 
Himantopus himantopus breeding  1995  65-68 breeding pairs  C6  Not Recognised 
Pied Avocet Recurvirostra avosetta winter  1997  2,075-7,973 individuals  A4i, B1i, B2, C2  Least Concern 
Pied Avocet Recurvirostra avosetta passage  1997  1,000-1,500 individuals  A4i, B1i, C2  Least Concern 
Grey Plover Pluvialis squatarola winter  1997  983-1,975 individuals  A4i, B1i, C3  Least Concern 
Grey Plover Pluvialis squatarola passage  1997  3,400-4,500 individuals  A4i, B1i, C3  Least Concern 
Common Redshank Tringa totanus passage  1997  500-2,000 individuals  B1i, C3  Least Concern 
Black-tailed Godwit Limosa limosa passage  1997  40,000-80,000 individuals  A4i, B1i, C3  Near Threatened 
Bar-tailed Godwit Limosa lapponica passage  1997  350-1,500 individuals  A4i, B1i, C2  Least Concern 
Whimbrel Numenius phaeopus passage  1991  9,000-17,000 individuals  A4i, B1i, C3  Least Concern 
Red Knot Calidris canutus winter  1997  810-10,360 individuals  A4i, B1i, B2, C3  Least Concern 
Red Knot Calidris canutus passage  1997  20,000 individuals  A4i, B1i, C3  Least Concern 
Dunlin Calidris alpina passage  1997  20,000 individuals  B1i, C3  Least Concern 
Little Gull Hydrocoloeus minutus passage  1991  1,500-2,000 individuals  A4i, B1i, C3  Least Concern 
Black Tern Chlidonias niger breeding  1996  20-30 breeding pairs  C6  Least Concern 
Common Kingfisher Alcedo atthis breeding  1991  10-50 breeding pairs  C6  Least Concern 
Bluethroat Luscinia svecica breeding  1991  300 breeding pairs  C6  Least Concern 
A4iii Species group - waterbirds passage  1997  100,000-499,999 individuals  unknown  A4iii, C4   

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Baie de l'Aiguillon National Reserve 2,300 protected area contained by site 2,600  
Baie de l'Aiguillon Nature Reserve 2,300 protected area contained by site 2,300  
Communal du Poire sur Velluire Hunting Reserve 260 protected area contained by site 260  
Ferme de Choisy Hunting Reserve 168 protected area contained by site 168  
Ile de Charouin Hunting Reserve 50 protected area contained by site 50  
LPO-BirdLife parcels of Champagne Private Reserve 255 protected area contained by site 255  
Marais Poitevin - FR5200659 Habitats Directive 47,745 protected area overlaps with site 40,860  
MARAIS POITEVIN - FR5400446 Habitats Directive 20,323 protected area overlaps with site 15,662  
MARAIS POITEVIN - FR5410100 Birds Directive 68,023 protected area overlaps with site 56,519  
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  
Plaine calcaire du sud Vendée - FR5212011 Birds Directive 6,701 protected area is adjacent to site 0  
PLAINE DE NIORT NORD-OUEST - FR5412013 Birds Directive 17,040 protected area is adjacent to site 0  
Pointe d'Arçay Forest Biological Reserve 212 protected area contained by site 850  
Saint-Denis-du-Payré National Nature Reserve 206 protected area contained by site 207  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Native coniferous woodland  -
Shrubland Heathland  -
Grassland Humid grasslands; Steppes and dry calcareous grassland  -
Wetlands (inland) Fens, transition mires and springs; Rivers and streams; Standing brackish and salt water; Standing freshwater; Tidal rivers and enclosed tidal waters; Water fringe vegetation  -
Sea Open Sea; Sea inlets and coastal features  -
Coastline Lagoons; Mud flats & sand flats; Salt marshes; Sand dunes & beaches; Shingle & stony beaches  -
Artificial - terrestrial Arable land; Highly improved re-seeded landscapes; Perennial crops, orchards and groves; Ruderal land; Urban parks and gardens  -
Rocky areas Inland cliffs  -

Land use

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

Protection status National Low International Partial1,328 ha of IBA covered by 4 Hunting Reserves. 207 ha of IBA covered by Nature Reserve (Saint-Denis-du-Payré, 207 ha). 2,300 ha of IBA covered by Nature Reserve (Baie de l'Aiguillon, 2,300 ha). 255 ha of IBA covered by Private Reserve (LPO-BirdLife parcels of Champagné, 255 ha). 5,290 ha of IBA covered by Special Protection Area (Marais Poitevin Baie de l'Aiguillon, 5,290 ha). 19,960 ha of IBA covered by Special Protection Area (Marais Poitevin Intérieur, 19,960 ha). 1,000 ha of IBA covered by Special Protection Area (Marais Poitevin Pointe d'Arçay, 1,000 ha). 3,540 ha of IBA covered by Special Protection Area (Marais doux charentais, 3,540 ha).

Contribute  Please click here to help BirdLife conserve the world's birds - your data for this IBA and others are vital for helping protect the environment.

Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Marais poitevin et baie de l'Aiguillon. Downloaded from http://www.birdlife.org on 27/12/2014

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