BirdLife Data Zone

FR176

Bassin d'Arcachon et Banc d'Arguin

Current view: Data table and detailed info

IBA Criteria

Year of most recent IBA criteria assessment: 2000

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Brent Goose Branta bernicla	LC	winter	1997	31,841-39,701 individuals	A4i, B1i, C3
Greylag Goose Anser anser	LC	passage	1997	15,000-20,000 individuals	A4i, B1i, C3
Northern Shoveler Spatula clypeata	LC	passage	1997	1,000-2,000 individuals	B1i, C3
Northern Pintail Anas acuta	LC	winter	1997	680-2,560 individuals	B1i, C3
Northern Pintail Anas acuta	LC	passage	1997	3,000-5,000 individuals	B1i, C3
White Stork Ciconia ciconia	LC	breeding	1997	3 breeding pairs	C6
Eurasian Spoonbill Platalea leucorodia	LC	winter	1997	20-37 individuals	B1i, C2
Eurasian Spoonbill Platalea leucorodia	LC	passage	1997	100 individuals	B1i, C2
Little Egret Egretta garzetta	LC	winter	1997	55-1,810 individuals	A4i, B1i, C2
Little Egret Egretta garzetta	LC	breeding	1997	630 breeding pairs	A4i, B1i, C2, C6
Pied Avocet Recurvirostra avosetta	LC	winter	1997	8-136 individuals	B2
Pied Avocet Recurvirostra avosetta	LC	passage	1997	2,000-3,000 individuals	A4i, B1i, C2
Grey Plover Pluvialis squatarola	LC	passage	1997	2,000-3,000 individuals	A4i, B1i, C3
Common Ringed Plover Charadrius hiaticula	LC	winter	1997	18-105 individuals	A4i, B1i, C3
Kentish Plover Charadrius alexandrinus	LC	breeding	1997	30-40 breeding pairs	B2
Eurasian Curlew Numenius arquata	NT	winter	1997	310-2,501 individuals	B2
Bar-tailed Godwit Limosa lapponica	NT	passage	1997	2,000-3,000 individuals	A4i, B1i, C2
Red Knot Calidris canutus	NT	passage	1997	3,000-50,000 individuals	A4i, B1i, C3
Curlew Sandpiper Calidris ferruginea	NT	passage	1997	1,000-20,000 individuals	A4i, B1i, C3
Dunlin Calidris alpina	LC	winter	1997	13,843-25,000 individuals	A4i, B1i, B2, C3
Dunlin Calidris alpina	LC	passage	1997	20,000-30,000 individuals	A4i, B1i, C3
Spotted Redshank Tringa erythropus	LC	passage	1997	500-1,000 individuals	A4i, B1i, C3
Common Redshank Tringa totanus	LC	passage	1997	1,000-2,000 individuals	B1i, C3
Sandwich Tern Thalasseus sandvicensis	LC	breeding	1997	4,200 breeding pairs	A4i, B1i, B2, C2
Osprey Pandion haliaetus	LC	passage	1991	10 individuals	C6
Short-toed Snake-eagle Circaetus gallicus	LC	breeding	1991	5 breeding pairs	C6
Hen Harrier Circus cyaneus	LC	breeding	1991	3-5 breeding pairs	C6
Milvus migrans	NR	breeding	1991	30 breeding pairs	C6
Bluethroat Luscinia svecica	LC	breeding	1991	120-130 breeding pairs	C6
A4iii Species group - waterbirds	n/a	passage	1997	50,000-99,999 individuals	A4iii, C4
A4iii Species group - waterbirds	n/a	winter	1997	50,000-99,999 individuals	A4iii, C4

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Protection

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Zones humides de l'arrière dune du littoral girondin	Site of Community Importance (Habitats Directive)	10,856	protected area is adjacent to site	0
Vallées de la Grande et de la Petite Leyre	Site of Community Importance (Habitats Directive)	5,686	protected area overlaps with site	368
SAINT-BRICE - LE COULIN	Terrain acquis par le Conservatoire du Littoral	125	protected area overlaps with site	0
RESERVE NATURELLE DES PRES SALES	Terrain acquis par le Conservatoire du Littoral	301	protected area overlaps with site	0
PRES-SALES EST DE LA TESTE DE BUCH	Terrain acquis par le Conservatoire du Littoral	70	protected area contained by site	0
Prés salés d'Arès et de Lège-Cap-Ferret	Réserve naturelle nationale	495	protected area overlaps with site	495
Pres d'Ares et de Lege	Nature Reserve	495	protected area contained by site	495
Parc ornithologique du Teich	Private Reserve	120	protected area contained by site	120
Landes de Gascogne	Parc naturel régional	336,052	protected area overlaps with site	0
ILE DE MALPRAT - PORT DES TUILES	Terrain acquis par le Conservatoire du Littoral	157	protected area contained by site	0
ILE AUX OISEAUX	Terrain acquis par le Conservatoire du Littoral	221	protected area contained by site	0
Fleury - Delta de l'Eyre	Terrain acquis par le Conservatoire du Littoral	40	protected area contained by site	0
Dunes du littoral girondin de la Pointe de Grave au Cap Ferret	Site of Community Importance (Habitats Directive)	5,995	protected area overlaps with site	0
DUNES DU CAP FERRET	Terrain acquis par le Conservatoire du Littoral	257	protected area overlaps with site	0
DUNE DU PILAT	Terrain acquis par le Conservatoire du Littoral	322	protected area overlaps with site	0
DOMAINE DE CERTES ET DE GRAVEYRON	Terrain acquis par le Conservatoire du Littoral	534	protected area contained by site	0
Bassin d'Arcachon et Cap Ferret	Marine Protected Area (OSPAR)	22,600	protected area overlaps with site	0
Bassin d'Arcachon et Cap Ferret	Site of Community Importance (Habitats Directive)	22,639	protected area overlaps with site	18,323
Bassin d'Arcachon et banc d'Arguin	Special Protection Area (Birds Directive)	22,684	protected area overlaps with site	603
Bassin d'Arcachon : Prés salés d'Arès - FR7210024	Special Protection Area (Birds Directive)	0	protected area overlaps with site	287
Bassin d'Arcachon : Embouchure de la Leyre - FR7210043	Special Protection Area (Birds Directive)	0	protected area overlaps with site	1,066
Bassin d'Arcachon : Banc d'Arguin - FR7210015	Special Protection Area (Birds Directive)	0	protected area overlaps with site	498
Bassin d'Arcachon - Secteur du delta de la Leyre	Ramsar Site, Wetland of International Importance	5,175	protected area overlaps with site	5,175
Bassin d'Arcachon	Parc naturel marin	43,500	protected area overlaps with site	0
Bassin d'Arcachon	Hunting Reserve	600	protected area contained by site	600
Banc d'Arguin	Réserve naturelle nationale	4,360	protected area overlaps with site	1,000
Banc d'Arguin	Marine Protected Area (OSPAR)	2,400	protected area overlaps with site	0

Habitats

IUCN Habitat	Habitat detail	Extent (% of site)
Forest	Broadleaved deciduous woodland	-
Grassland	Humid grasslands	-
Wetlands (inland)	Standing freshwater, Rivers and streams, Water fringe vegetation	-
Artificial/Aquatic & Marine		-
Marine Neritic		-
Marine Intertidal		-
Marine Coastal/Supratidal		-

For further information about the habitat classification please click here.

Land use

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

For further information about the land use classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Bassin d'Arcachon et Banc d'Arguin. Downloaded from http://www.birdlife.org on 02/02/2023.