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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
Black-bellied Sandgrouse Pterocles orientalis	LC	resident	2010	70-100 breeding pairs	C2, C6
Pin-tailed Sandgrouse Pterocles alchata	LC	resident	2010	75-125 breeding pairs	C2, C6
Red-necked Nightjar Caprimulgus ruficollis	NT	breeding	2010	present	A3
Little Bustard Tetrax tetrax	NT	resident	2010	1-2 individuals	C6
Eurasian Eagle-owl Bubo bubo	LC	resident	2010	30-40 breeding pairs	C2, C6
Egyptian Vulture Neophron percnopterus	EN	non-breeding	2009	80-100 individuals	A1, B1iii, C1, C2, C6
Egyptian Vulture Neophron percnopterus	EN	breeding	2008	min 33 breeding pairs	A1, B1iii, B2, C1, C2, C6
Golden Eagle Aquila chrysaetos	LC	resident	2010	6-7 breeding pairs	C6
Montagu's Harrier Circus pygargus	LC	breeding	2005	6-10 breeding pairs	C6
Red-billed Chough Pyrrhocorax pyrrhocorax	LC	resident	2005	min 200 breeding pairs	B2, C2, C6
Dupont's Lark Chersophilus duponti	VU	resident	2010	55-61 males	A1, C1, C2, C6
Mediterranean Short-toed Lark Alaudala rufescens	LC	resident	2010	3,379-5,968 breeding pairs	B2
Spectacled Warbler Curruca conspicillata	LC	breeding	2010	present	A3
Black-eared Wheatear Oenanthe hispanica	LC	breeding	2010	present	A3
Black Wheatear Oenanthe leucura	LC	resident	2005	min 100 breeding pairs	A3, B2, 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
1987	Caídas de la Negra	Reserva Natural	2
1987	Vedado de Egüaras	Reserva Natural	1
1987	Rincon del Bu	Reserva Natural	1
1987	El Bu	Natural Reserve	1
1987	Caídas de la Negra	Nature Reserve	3
1998	El Plano-Blanca alta	Special Protection Area (Birds Directive)	15
1998	Rincón del Bu-La Nasa-Tripazul	Special Protection Area (Birds Directive)	6
1999	Bardenas Reales	Site of Community Importance (Habitats Directive)	68
1999	Bardenas Reales	Parque Natural	70
2000	Loma Negra	Site of Community Importance (Habitats Directive)	11
2000	Bardenas Reales	UNESCO-MAB Biosphere Reserve	-
2001	Loma La Negra - Bardenas	Special Protection Area (Birds Directive)	11

Habitat1	Habitat detail	% of IBA
Artificial/Terrestrial	Arable land	50
Shrubland	Sclerophyllous scrub, garrigue and maquis	40
Grassland	Dry siliceous grassland	30
Rocky areas (eg. inland cliffs, mountain peaks)	Inland cliffs	10

1. IUCN Habitat classification.

Land use	% of IBA
agriculture	100
hunting	95
military	5

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Bardenas Reales (Spain). Downloaded from https://datazone.birdlife.org/site/factsheet/bardenas-reales-iba-spain on 23/11/2024.