 Traditionally, only the higher towns of high of Ancares are called Ancareses.Apart from San Martin de Moreda and until San Pedro de Olleros, where the river flows into the Cúa, is where they are considered "bericanos".The altitude varies between the valley from 800 to 900 meters, and the highest peaks, which are about 2,000 meters (Pico Miravalles at 1,969 meters).