A area of granitic cliffs around the River Duero and its tributaries. The site is dominated by Quercus, Cistus and Juniperus scrub. The main human activities are arable agriculture and livestock-farming.
This is an important site for cliff-nesting raptors and breeding Ciconia nigra.
BirdLife International (2019) Important Bird Areas factsheet: Río Huebra-Arribes del Duero. Downloaded from http://www.birdlife.org on 24/05/2019.