The rich abundance of biodiversity and natural spaces in the Aran Valley of Baqueira Beret is officially protected by the Generalatit de Catalunya. In this valley, they have made specific strategic plans to conserve flora and fauna species.

The biodiversity in this valley is nurtured and maintained by the Garona River, that eventually runs into the Atlantic ocean, giving this place a special fresh feel, and encouraging a rich biodiversity in the area. Some of the protected flora species are the Alpines and meadows, and wetlands. Current fauna needing protection are the woodpecker, reptiles, coleopetrans, and most especially vunerable from the result of mankind, the brown bear.