The site encompasses the central mountains of the Sistema Ibérico Norte with large Pinus, Quercus and Fagus woodlands, and extensive areas of grassland and scrub. The main human activities are forestry, livestock-farming, and recreational activities.
This is an important area for species associated with upland forest and grassland, particularly raptors.
Pressure/threats to key biodiversity
Afforestation is the main threat to the area. Management plans for the Sierra de Cebollera and Alto Najerilla exist.
National High International Partial82,000 ha of IBA covered by National Game Reserve (Cameros, 92,918 ha). 80,000 ha of IBA covered by National Game Reserve (Urbion, 100,023 ha). 81,250 ha of IBA covered by Special Protection Area (Sierras de Urbión, Cebollera y Cameros, 81,250 ha).
BirdLife International (2020) Important Bird Areas factsheet: Urbión and Cebollera Mountain Ranges. Downloaded from
http://www.birdlife.org on 20/02/2020.