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The site was identified as internationally important for bird conservation in 2002 because it was regularly supporting significant populations of the species listed below, meeting IBA criteria.

Populations meeting IBA criteria ('key species') at the site:

Species	Red List	Season (year/s of estimate)	Size	IBA criteria
Black-necked Grebe Podiceps nigricollis	LC	winter (1992–2001)	500–2,000 individuals	A4i, B1i, C3
Greater Flamingo Phoenicopterus roseus	LC	breeding (1993–2001)	800–4,600 breeding pairs	A4i, B1i, B2, C2, C6
Greater Flamingo Phoenicopterus roseus	LC	winter (1993–2001)	5,000–10,000 individuals	A4i, B1i, B2, C2, C6
Purple Swamphen Porphyrio porphyrio	LC	resident (1992–2001)	60–85 breeding pairs	C2, C6
Glossy Ibis Plegadis falcinellus	LC	breeding (1992–2001)	10–15 breeding pairs	C2, C6
Purple Heron Ardea purpurea	LC	breeding (1992–2001)	5–15 breeding pairs	C6
Great White Egret Ardea alba	LC	winter (1992–2001)	11–106 individuals	C6
Little Egret Egretta garzetta	LC	winter (1992–2001)	100–700 individuals	C6
European Shag Gulosus aristotelis	LC	winter (1992–2001)	30–50 individuals	C6
Pied Avocet Recurvirostra avosetta	LC	resident (1992–2001)	100–350 breeding pairs	C6
Pied Avocet Recurvirostra avosetta	LC	winter (1992–2001)	300–700 individuals	C6
Black-winged Stilt Himantopus himantopus	LC	breeding (1992–2001)	50–300 breeding pairs	C6
Black-winged Stilt Himantopus himantopus	LC	winter (1992–2001)	20–260 individuals	C6
Slender-billed Gull Larus genei	LC	resident (1992–2001)	2–3,000 breeding pairs	C2, C6
Little Tern Sternula albifrons	LC	breeding (1992–2001)	150–400 breeding pairs	C2, C6
Common Tern Sterna hirundo	LC	breeding (1992–2001)	60–180 breeding pairs	C6
Common Gull-billed Tern Gelochelidon nilotica	LC	breeding (1993–2001)	12–100 breeding pairs	C6
Sandwich Tern Thalasseus sandvicensis	LC	winter (1992–2001)	10–100 individuals	C6
Western Marsh-harrier Circus aeruginosus	LC	resident (1995–2001)	3–5 breeding pairs	C6
Western Marsh-harrier Circus aeruginosus	LC	winter (1992–2001)	30–70 individuals	C6

Year	Protected Area	Designation (management category)	% coverage of IBA
1999	Parco naturale regionale Molentargius - Saline	Parco naturale regionale/provinciale (V)	12

Habitat	% of IBA	Habitat detail
Marine Coastal/Supratidal	major (>10)
Marine Intertidal	major (>10)

Land use	% of IBA
fisheries/aquaculture	-
nature conservation and research	-
urban/industrial/transport	-
water management	-

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Recommended citation
BirdLife International (2025) Important Bird Area factsheet: Cagliari wetlands (Italy). Downloaded from https://datazone.birdlife.org/site/factsheet/cagliari-wetlands-iba-italy on 20/01/2025.