Sites - Important Bird and Biodiversity Areas (IBAs)
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Spain, Castilla y León
4o 32.00' West 40o 22.00' North
A1, A4ii, B1iii, B2, C1, C2, C6
850 - 1,959m
Year of IBA assessment
Site description A mountain valley with numerous gorges and streams. The dominant vegetation is scrub and Pinus forest with small areas of Quercus and Castanea woodland and riverine forest. The main human activities are forestry, hunting and livestock-farming.
Key Biodiversity An important area for resident raptors. Species of global conservation concern that do not meet IBA criteria: Aquila adalberti (resident).
Alluvial and very wet forest; Broadleaved deciduous woodland; Broadleaved evergreen woodland; Mixed woodland; Native coniferous woodland
Alpine, subalpine and boreal grassland
Scree & boulders
Artificial - terrestrial
Extent (% of site)
Protection statusNational High International High8,440 ha of IBA covered by Natural Reserve (Valle de Iruelas, 8,440 ha). 8,440 ha of IBA covered by Special Protection Area (Valle de Iruelas, 8,440 ha).
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BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Iruelas valley. Downloaded from
http://www.birdlife.org on 01/10/2016
To provide new information to update this factsheet or to correct any errors, please email BirdLife