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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'):

Species	Current IUCN Red List Category	Season	Year(s)	Population estimate at site	IBA criteria met
Barbary Partridge Alectoris barbara	LC	resident	1995	common	B2
Common Pochard Aythya ferina	VU	winter	1995	13,472 individuals	A4i, B1i, C3
Ferruginous Duck Aythya nyroca	NT	passage	1995	max 210 individuals	A1, B1i, C1, C2
Greater Flamingo Phoenicopterus roseus	LC	winter	1994	1,835-2,548 individuals	A4i, B1i, C2
Purple Swamphen Porphyrio porphyrio	LC	resident	1995	195-260 breeding pairs	B2, C2, C6
Purple Heron Ardea purpurea	LC	breeding	1995	min 20 breeding pairs	C6
Little Egret Egretta garzetta	LC	winter	1994	743-907 individuals	B1i, C2
Great Cormorant Phalacrocorax carbo	LC	winter	1995	8,000 individuals	A4i, B1i, C3
Pied Avocet Recurvirostra avosetta	LC	winter	1995	max 800 individuals	B1i, B2, C2
Kentish Plover Charadrius alexandrinus	LC	winter	1995	442 individuals	B1i, C3
Collared Pratincole Glareola pratincola	LC	breeding	1995	min 40 breeding pairs	B1i, C2, C6
Slender-billed Gull Larus genei	LC	resident	1995	max 500 breeding pairs	C2, C6
Slender-billed Gull Larus genei	LC	winter	1995	55-146 individuals	C2
Little Tern Sternula albifrons	LC	breeding	1995	max 150 breeding pairs	B1i, B2, C2, C6
Common Gull-billed Tern Gelochelidon nilotica	LC	breeding	1995	min 100 breeding pairs	A4i, B1i, B2, C2, C6
Sandwich Tern Thalasseus sandvicensis	LC	winter	1995	6-140 individuals	C2
Lesser Kestrel Falco naumanni	LC	breeding	1995	max 10 breeding pairs	A1, C1, C2
A4iii Species group - waterbirds	n/a	winter	1995	36,000-58,000 individuals	A4iii, C4

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

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Stagno di Sale Porcus	Ramsar Site, Wetland of International Importance	330	protected area contained by site	330
Stagno di Sale E' Porcus	Special Protection Area (Birds Directive)	473	protected area contained by site	298
Stagno di S’Ena Arrubia	Ramsar Site, Wetland of International Importance	223	protected area contained by site	223
Stagno di S'Ena Arrubia	Special Protection Area (Birds Directive)	298	protected area contained by site	19,604
Stagno di Pauli Majori	Special Protection Area (Birds Directive)	289	protected area contained by site	375
Stagno di Pauli Maiori	Ramsar Site, Wetland of International Importance	287	protected area contained by site	287
Stagno di Mistras	Ramsar Site, Wetland of International Importance	680	protected area contained by site	680
Stagno di Mistras	Special Protection Area (Birds Directive)	702	protected area contained by site	2,845
Stagno di Corru S’Ittiri, Stagni di San Giovanni e Marceddì	Ramsar Site, Wetland of International Importance	2,610	protected area contained by site	2,610
Stagno di Cábras	Ramsar Site, Wetland of International Importance	3,575	protected area contained by site	3,575
Stagno di Cabras	Special Protection Area (Birds Directive)	3,617	protected area contained by site	2,652
Penisola Del Sinis - Isola Mal Di Ventre	Specially Protected Areas of Mediterranean Importance (Barcelona Convention)	26,703	protected area overlaps with site	0
Area marina protetta Penisola del Sinis - Isola Mal di Ventre	Riserva Naturale Marina e Aree Naturali Marine Protette	26,703	protected area contains site	22,595

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Artificial/Terrestrial	Arable land, Other urban and industrial areas, Ruderal land	-
Marine Intertidal		-
Marine Coastal/Supratidal		-

For more information about the IUCN Habitat classification, please click here.

Land-use	Extent (% of site)
agriculture	-
fisheries/aquaculture	-
urban/industrial/transport	-
hunting	-
nature conservation and research	-
tourism/recreation	-

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Oristano wetlands. Downloaded from http://datazone.birdlife.org/site/factsheet/oristano-wetlands-iba-italy on 30/09/2023.