Description
An exceptional detrital environment at the bottom of the valley, with an almost desert-like landscape, of great interest for the colonisation phenomena by vegetation. The site is also of great importance for the nesting, stopping and/or wintering of bird species that are protected or in strong decline, and/or have a localised distribution in the Alps. Historical presence of Annex II lepidopterans.
Habitats of special interest not included in Annex I of Directive 92/43/EEC are present: Orno-Ostryetum (10%).
Priority habitat 6210 (wonderful orchid blossom) with 9% coverage of the site.