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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') at the site:

Species	Red List1	Season	Year(s)	Size	IBA criteria
Northern Shoveler Spatula clypeata	LC	winter	1997	82-784 individuals	B1i, C3
Northern Shoveler Spatula clypeata	LC	passage	1997	1,000-10,000 individuals	A4i, B1i, C3
Northern Pintail Anas acuta	LC	winter	1997	387-973 individuals	B1i, C3
Northern Pintail Anas acuta	LC	passage	1997	1,000-10,000 individuals	B1i, C3
European Nightjar Caprimulgus europaeus	LC	breeding	1991	10-100 breeding pairs	C6
Eurasian Spoonbill Platalea leucorodia	LC	passage	1997	100-500 individuals	A4i, B1i, C2
Pied Avocet Recurvirostra avosetta	LC	winter	1997	128-375 individuals	B2
Pied Avocet Recurvirostra avosetta	LC	breeding	1997	400 breeding pairs	A4i, B1i, B3, C2, C6
Pied Avocet Recurvirostra avosetta	LC	passage	1997	250-750 individuals	B1i, C2
Whimbrel Numenius phaeopus	LC	passage	1991	10,000-20,000 individuals	A4i, B1i, C3
Black-tailed Godwit Limosa limosa	NT	passage	1991	1,000-10,000 individuals	A4i, B1i, C3
Common Redshank Tringa totanus	LC	passage	1997	1,000-10,000 individuals	A4i, B1i, C3
Black Kite Milvus migrans	LC	breeding	1991	10-100 breeding pairs	B2, C6
Woodlark Lullula arborea	LC	breeding	1991	10-100 breeding pairs	C6
A4iii Species group - waterbirds	n/a	passage	1997	20,000-49,999 individuals	A4iii, C4

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2000) may differ.

Year	Protected Area	Designation	% overlap with IBA
-	Chanteloup	Réserve de chasse approuvée	1
1995	Dunes; forêt et marais d'Olonne	Site of Community Importance (Habitats Directive)	72
1999	L'Ileau de Champclou	Arrêté de protection de biotope	<1
2003	Marais D'olonne	Terrain acquis par le Conservatoire du Littoral	4
2006	Dunes; forêt et marais d'Olonne	Special Protection Area (Birds Directive)	72

Habitat1	Habitat detail	% of IBA
Artificial/Terrestrial	Arable land, Perennial crops, orchards and groves, Ruderal land	-
Forest	Mixed woodland, Alluvial and very wet forest, Broadleaved evergreen woodland	-
Marine Coastal/Supratidal		-
Marine Intertidal		-
Shrubland	Heathland	-

1. IUCN Habitat classification.

Land use	% of IBA
agriculture	-
fisheries/aquaculture	-
forestry	-
hunting	-
tourism/recreation	-
urban/industrial/transport	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Marais et forêt d'Olonne (France). Downloaded from https://datazone.birdlife.org/site/factsheet/marais-et-forêt-dolonne-iba-france on 22/11/2024.