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.
An important area for resident raptors. Species of global conservation concern that do not meet IBA criteria: Aquila adalberti (resident).
Pressure/threats to key biodiversity
The main threats are from intensive forestry, forest fires and disturbance from parachuting.
National 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).