FR033
Marais poitevin et baie de l'Aiguillon


IBA Justification

The site was identified as important in 2000 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):
Species Current IUCN Red List Category Season Year(s) Population estimate at site IBA criteria met
Brent Goose Branta bernicla LC winter 1997 745-4,110 individuals A4i, B1i, C3
Greylag Goose Anser anser LC passage 1997 2,000 individuals B1i, C3
White Stork Ciconia ciconia LC breeding 1997 10 breeding pairs C6
Common Little Bittern Ixobrychus minutus LC breeding 1991 5-10 breeding pairs C6
Black-crowned Night-heron Nycticorax nycticorax LC breeding 1997 52 breeding pairs C6
Purple Heron Ardea purpurea LC breeding 1997 159 breeding pairs B2, C2, C6
Little Egret Egretta garzetta LC breeding 1997 142 breeding pairs C6
Pied Avocet Recurvirostra avosetta LC winter 1997 2,075-7,973 individuals A4i, B1i, B2, C2
Pied Avocet Recurvirostra avosetta LC passage 1997 1,000-1,500 individuals A4i, B1i, C2
Black-winged Stilt Himantopus himantopus LC breeding 1995 65-68 breeding pairs C6
Grey Plover Pluvialis squatarola LC winter 1997 983-1,975 individuals A4i, B1i, C3
Grey Plover Pluvialis squatarola LC passage 1997 3,400-4,500 individuals A4i, B1i, C3
Whimbrel Numenius phaeopus LC passage 1991 9,000-17,000 individuals A4i, B1i, C3
Bar-tailed Godwit Limosa lapponica NT passage 1997 350-1,500 individuals A4i, B1i, C2
Black-tailed Godwit Limosa limosa NT passage 1997 40,000-80,000 individuals A4i, B1i, C3
Red Knot Calidris canutus NT winter 1997 810-10,360 individuals A4i, B1i, B2, C3
Red Knot Calidris canutus NT passage 1997 20,000 individuals A4i, B1i, C3
Dunlin Calidris alpina LC passage 1997 20,000 individuals B1i, C3
Common Redshank Tringa totanus LC passage 1997 500-2,000 individuals B1i, C3
Little Gull Hydrocoloeus minutus LC passage 1991 1,500-2,000 individuals A4i, B1i, C3
Black Tern Chlidonias niger LC breeding 1996 20-30 breeding pairs C6
Western Marsh-harrier Circus aeruginosus LC breeding 1997 10-100 breeding pairs C6
Montagu's Harrier Circus pygargus LC breeding 1991 10-100 breeding pairs B3, C6
Black Kite Milvus migrans LC breeding 1991 10-100 breeding pairs B2, C6
Common Kingfisher Alcedo atthis LC breeding 1991 10-50 breeding pairs C6
Bluethroat Luscinia svecica LC breeding 1991 300 breeding pairs C6
A4iii Species group - waterbirds n/a passage 1997 100,000-499,999 individuals A4iii, C4

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2000).


IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Venise verte Arrêté de protection de biotope 2,600 protected area overlaps with site 0
Tourbières de Prin-Deyrançon Terrain acquis par un conservatoire d'espaces naturels 151 protected area overlaps with site 0
Tourbière du Bourdet Arrêté de protection de biotope 22 protected area overlaps with site 0
Terrées du Pain Béni et prairies attenantes Arrêté de protection de biotope 19 protected area overlaps with site 0
Prairies calcaires du Fief-Bodin Arrêté de protection de biotope 8 protected area overlaps with site 0
Pointe de l'Aiguillon Arrêté de protection de biotope 37 protected area contained by site 0
Pointe d'Arçay Réserve biologique 212 protected area contained by site 850
Pointe D'Arcay Terrain acquis par le Conservatoire du Littoral 380 protected area contained by site 0
Plaine de Niort Nord-Ouest Special Protection Area (Birds Directive) 17,040 protected area is adjacent to site 0
Plaine calcaire du sud Vendée Special Protection Area (Birds Directive) 6,701 protected area is adjacent to site 0
Pertuis charentais - Rochebonne Special Protection Area (Birds Directive) 819,258 protected area is adjacent to site 0
Pertuis charentais - Rochebonne Marine Protected Area (OSPAR) 817,900 protected area is adjacent to site 0
Pertuis Charentais Site of Community Importance (Habitats Directive) 456,027 protected area is adjacent to site 0
Pertuis charentais Marine Protected Area (OSPAR) 456,000 protected area is adjacent to site 0
Marais Poitevin (secteur Ouest) Arrêté de protection de biotope 3,800 protected area overlaps with site 0
MARAIS POITEVIN - ESTUAIRE SEVRE NIORTAISE Terrain acquis par le Conservatoire du Littoral 36 protected area contained by site 0
Marais Poitevin Site of Community Importance (Habitats Directive) 47,745 protected area overlaps with site 40,860
Marais poitevin Parc naturel régional 198,189 protected area overlaps with site 0
MARAIS POITEVIN Terrain acquis par le Conservatoire du Littoral 220 protected area contained by site 0
Marais poitevin Special Protection Area (Birds Directive) 68,023 protected area overlaps with site 56,519
Marais Poitevin Site of Community Importance (Habitats Directive) 20,323 protected area overlaps with site 15,662
Marais du Passage de La Ronde Terrain acquis par un conservatoire d'espaces naturels 401 protected area overlaps with site 0
MARAIS DES MAGNILS REIGNIERS Terrain acquis par le Conservatoire du Littoral 119 protected area contained by site 0
Marais de Saint-Hilaire-la-Palud Arçais Terrain acquis par un conservatoire d'espaces naturels 1,276 protected area overlaps with site 0
Marais de la Vacherie Réserve naturelle régionale 181 protected area contained by site 0
Marais de la Grève Terrain acquis par un conservatoire d'espaces naturels 110 protected area overlaps with site 0
Marais de la Garette Terrain acquis par un conservatoire d'espaces naturels 383 protected area contained by site 0
Marais communal du Poiré-sur-Velluire Réserve naturelle régionale 241 protected area contained by site 0
Marais communal de Saint-Denis-du-Payré Réserve naturelle nationale 206 protected area contained by site 207
LPO-BirdLife parcels of Champagne Private Reserve 255 protected area contained by site 255
Ile de Charouin Hunting Reserve 50 protected area contained by site 50
Ferme de Choisy Hunting Reserve 168 protected area contained by site 168
Ferme de Choisy Réserve naturelle régionale 80 protected area contained by site 0
Estuaire de la Gironde et de la mer des Pertuis Parc naturel marin 650,000 protected area overlaps with site 0
Coteaux calcaires de Chaillé les marais Arrêté de protection de biotope 1 protected area contained by site 0
Communal du Poire sur Velluire Hunting Reserve 260 protected area contained by site 260
Casse de la Belle Henriette Réserve naturelle nationale 337 protected area contained by site 0
Boucles de la Sèvre Niortaise Terrain acquis par un conservatoire d'espaces naturels 793 protected area contained by site 0
BELLE HENRIETTE Terrain acquis par le Conservatoire du Littoral 2 protected area contained by site 0
Baie de l'Aiguillon (Vendée) Réserve naturelle nationale 2,300 protected area contained by site 2,600
Baie de l'Aiguillon (Charente-Maritime) Réserve naturelle nationale 2,600 protected area contained by site 0
Baie de l'Aiguillon - Les Pres Cornut Terrain acquis par le Conservatoire du Littoral 32 protected area contained by site 0
Baie de l'Aiguillon - La Pree Mizottiere Terrain acquis par le Conservatoire du Littoral 253 protected area overlaps with site 0
Baie de l'Aiguillon Marine Protected Area (OSPAR) 2,300 protected area contained by site 0
Baie de l'Aiguillon Nature Reserve 2,300 protected area contained by site 2,300

Habitats

Habitat (IUCN level 1) Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland, Native coniferous woodland, Alluvial and very wet forest -
Shrubland Heathland -
Grassland Steppes and dry calcareous grassland, Humid grasslands -
Wetlands (inland) Rivers and streams, Water fringe vegetation, Fens, transition mires and springs -
Artificial/Terrestrial Highly improved re-seeded landscapes, Arable land, Perennial crops, orchards and groves, Urban parks and gardens, Ruderal land -
Marine Neritic -
Marine Intertidal -
Marine Coastal/Supratidal -
For more information about the IUCN Habitat classification, please click here.

Land use

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


Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Marais poitevin et baie de l'Aiguillon. Downloaded from http://datazone.birdlife.org/site/factsheet/marais-poitevin-et-baie-de-laiguillon-iba-france on 11/12/2023.