Description
The vegetation consists of thermophilous deciduous forests (ash, hornbeam and downy oak), mountain deciduous forests (beech) and coniferous forests (Scots pine, silver fir and spruce).
The conservation status of the environment is excellent at high altitudes.
There are habitats of special interest included in Annex I of Directive 92/43/EEC, in particular Cardamino pentaphyllo - Abietetum, Adenostylo glabrae - Abietetum.
The site is of relevant interest for the presence and reproduction of endangered animal species, important glacial relicts, exclusive and/or typical of the Alps.
Among the fauna species present in the valley are the Chamois, the Roe Deer, the Marmot, the Variable Hare and the Fox. The Arctic char lives in the basin of Lake Tovel.
Among the birds, there is a remarkable wealth of galliformes: capercaillie, black grouse, ptarmigan, francolin, rock partridge. The golden eagle is a nesting bird, the lammergeyer has been a permanent presence in the area since the 1990s. There is an interesting presence of birds of prey, both diurnal and nocturnal.
The entire eastern ridge is a place of migratory transit and the Grosté Pass has its own importance in terms of autumn migratory flows.
Presence of invertebrate species indicating forests in good natural condition and watercourses with high biological quality.