Bassin de la Druance

The area is a mixture of shales, Brioverian sandstones then Ordovician sandstones, with which the wet meadows at the bottom of the valley, the wooded hillsides and woods at the summit all sit upon. ==Conservation==

The conservation area has five species listed in Annex 2 of the Habitats Directive; • European bullhead • Bullhead • Brook lamprey • white-clawed crayfish • Atlantic salmon ==References==