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The site was identified as important 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 List1	Season	Year(s)	Size	IBA criteria
Purple Swamphen Porphyrio porphyrio	LC	resident	2002	min 8 breeding pairs	C6
Great Bustard Otis tarda	EN	resident	2009	55-70 individuals	A1, C1, C6
White Stork Ciconia ciconia	LC	resident	2009	460 breeding pairs	B1i, C2, C6
Common Little Bittern Ixobrychus minutus	LC	breeding	2009	35-40 breeding pairs	C6
Black-crowned Night Heron Nycticorax nycticorax	LC	breeding	2009	30-60 breeding pairs	C6
Cattle Egret Bubulcus ibis	LC	breeding	2009	8,000-10,000 breeding pairs	A4i, B1i, C3
Purple Heron Ardea purpurea	LC	breeding	2009	55-60 breeding pairs	B1i, C2, C6
Black-winged Stilt Himantopus himantopus	LC	passage	2011	max 500 individuals	C6
Black-winged Stilt Himantopus himantopus	LC	breeding	2011	20-200 breeding pairs	C6
Eurasian Eagle-owl Bubo bubo	LC	resident	2009	33-36 breeding pairs	C2, C6
Western Marsh-harrier Circus aeruginosus	LC	resident	2009	18 breeding pairs	C6
Red Kite Milvus milvus	LC	winter	2009	30-40 individuals	A1, C1
Black Kite Milvus migrans	LC	breeding	2009	160 breeding pairs	C6
Lesser Kestrel Falco naumanni	LC	breeding	2009	50-57 breeding pairs	C6
Peregrine Falcon Falco peregrinus	LC	resident	2008	8 breeding pairs	C6
Red-billed Chough Pyrrhocorax pyrrhocorax	LC	resident	2009	50-60 breeding pairs	C2, C6

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2011) may differ.

Year	Protected Area	Designation	% overlap with IBA
1991	Laguna de San Juan	Refugio de Fauna	<1
1993	Cortados y cantiles de los ríos Jarama y Manzanares	Special Protection Area (Birds Directive)	84
1994	Ejes de los Cursos Bajos de los Ríos Manzanares y Jarama	Parque Regional	91
1994	Sureste	Regional Park	100
1999	Vegas; cuestas y páramos del sureste de Madrid	Site of Community Importance (Habitats Directive)	89

Habitat1	Habitat detail	% of IBA
Artificial/Terrestrial	Highly improved re-seeded landscapes, Arable land, Perennial crops, orchards and groves, Forestry plantations, Other urban and industrial areas, Ruderal land	26
Rocky areas (eg. inland cliffs, mountain peaks)	Inland cliffs	26
Wetlands (inland)	Standing freshwater, Water fringe vegetation	26
Forest	Alluvial and very wet forest, Broadleaved evergreen woodland, Treeline ecotone	-
Grassland	Steppes and dry calcareous grassland	-
Shrubland	Scrub, Sclerophyllous scrub, garrigue and maquis	-

1. IUCN Habitat classification.

Land use	% of IBA
agriculture	26
hunting	26
urban/industrial/transport	26
military	-
nature conservation and research	-
tourism/recreation	-
water management	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Cortados del Jarama (Spain). Downloaded from https://datazone.birdlife.org/site/factsheet/cortados-del-jarama-iba-spain on 22/11/2024.