A low mountain range to the west of Miranda del Ebro, which includes many cliffs and a small gorge. The main vegetation-types are scrub, grassland and Quercus and Fagus woodland. The area is used for livestock-farming, arable agriculture and hunting.
This is an important site for cliff-nesting raptors.
BirdLife International (2020) Important Bird Areas factsheet: Obarenes mountains. Downloaded from http://www.birdlife.org on 27/10/2020.