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The site was identified as internationally important for bird conservation 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 List	Season (year/s of estimate)	Size	IBA criteria
Northern Shoveler Spatula clypeata	LC	winter (1997)	504–2,054 birds	B1i, C3
Northern Pintail Anas acuta	LC	winter (1997)	414–859 birds	B1i, C3
Common Teal Anas crecca	LC	winter (1997)	1,770–6,660 birds	B1i, C3
Black-crowned Night Heron Nycticorax nycticorax	LC	breeding (1991)	20 pairs	C6
Little Egret Egretta garzetta	LC	breeding (1997)	20 pairs	C6
Black-winged Stilt Himantopus himantopus	LC	breeding (1995)	3 pairs	C6
Eurasian Curlew Numenius arquata	NT	winter (1997)	38–2,500 birds	B2
Common Kingfisher Alcedo atthis	LC	breeding (1991)	20–30 pairs	C6
A4iii Species group - waterbirds	n/a	winter (1997)	min 20,000 birds	A4iii, C4

Year	Protected Area	Designation (management category)	% coverage of IBA
1989	Marais D'Orx	Terrain acquis par le Conservatoire du Littoral (IV)	23
1993	lac D'Yrieux	Terrain acquis par le Conservatoire du Littoral (IV)	<1
1995	Marais d'Orx	Réserve naturelle nationale (IV)	18

Habitat	% of IBA	Habitat detail
Shrubland	30	Heathland
Wetlands (inland)	26	Standing freshwater; Water fringe vegetation
Forest	25	Native coniferous woodland
Artificial/Terrestrial	13	Arable land
Grassland	-	Humid grasslands

Land use	% of IBA
agriculture	22
urban/industrial/transport	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Domaine d'Orx (France). Downloaded from https://datazone.birdlife.org/site/factsheet/domaine-dorx-iba-france on 23/12/2024.