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The site was identified as internationally important for bird conservation in 2011 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
Greater Flamingo Phoenicopterus roseus	LC	winter (2002)	min 2,000 birds	A4i, B1i, C2
Eurasian Spoonbill Platalea leucorodia	LC	winter (2010)	113–266 birds	A4i, B1i, C2, C6
Eurasian Spoonbill Platalea leucorodia	LC	resident (2010)	12–154 pairs	A4i, B1i, B2, C2, C6
Common Little Bittern Ixobrychus minutus	LC	breeding (2002)	44–57 pairs	B1i, B2, C2, C6
Purple Heron Ardea purpurea	LC	breeding (2010)	1–12 pairs	C6
Little Egret Egretta garzetta	LC	resident (2010)	300–400 pairs	C6
Pied Avocet Recurvirostra avosetta	LC	passage (1996)	1,550 birds	A4i, B1i, C2
Pied Avocet Recurvirostra avosetta	LC	winter (2002)	min 1,100 birds	B1i, C2
Kentish Plover Charadrius alexandrinus	LC	winter (2002)	min 30 birds	B2
Kentish Plover Charadrius alexandrinus	LC	passage (2002)	min 2,500 birds	A4i, B1i, C2
Kentish Plover Charadrius alexandrinus	LC	resident (2002)	min 100 pairs	B2
Eurasian Curlew Numenius arquata	NT	winter (2010)	29–414 birds	A1, C1
Black-tailed Godwit Limosa limosa	NT	winter (2010)	153–1,138 birds	A1, B1i, C1, C3
Audouin's Gull Larus audouinii	VU	winter (2010)	17–189 birds	A1, C1
Little Tern Sternula albifrons	LC	breeding (2007)	364 pairs	B1i, B2, C2, C6

Year	Protected Area	Designation (management category)	% coverage of IBA
1983	Marismas del Odiel	UNESCO-MAB Biosphere Reserve (UA)	32
1984	Marismas del Odiel	Paraje Natural (II)	29
1984	Marisma de el Burro	Reserva Natural (Ib)	2
1984	Isla de Enmedio	Reserva Natural (Ib)	32
1989	Lagunas de Palos y las Madres	Paraje Natural (II)	3
1989	Estero de Domingo Rubio	Paraje Natural (II)	2
1989	Laguna de el Portil	Reserva Natural (Ib)	<1
1989	Laguna del Portil	Natural Reserve (-)	<1
1989	Enebrales de Punta Umbría	Natural Landscape (-)	1
2014	Espacio marino del Tinto y del Odiel	Marine Protected Area (OSPAR) (UA)	21

Habitat	% of IBA	Habitat detail
Artificial/Terrestrial	-	Arable land; Other urban and industrial areas
Grassland	-	Dry siliceous grassland
Marine Coastal/Supratidal	-
Marine Intertidal	-
Marine Neritic	-
Shrubland	-	Scrub

Land use	% of IBA
fisheries/aquaculture	10
agriculture	-
tourism/recreation	-
urban/industrial/transport	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Odiel and Tinto marshes and Huelva coastal lagoons (Spain). Downloaded from https://datazone.birdlife.org/site/factsheet/odiel-and-tinto-marshes-and-huelva-coastal-lagoons-iba-spain on 23/12/2024.