Bionaz Montagnayes Nature Reserve

In the heart of the municipality of Bionaz, the Montagnayes Nature Reserve offers a spectacular refuge for alpine fauna and flora, extending from the 1,573 meters of the valley floor to the 3,321 meters of Becca-des-Arbyères.
This remote corner of the Aosta Valley is a true paradise for nature lovers and those seeking a total immersion experience in a wild and unspoiled environment.
A Rich and Varied Ecosystem Flora and Fauna of the Montagnayes Comba The Montagnayes comba, located on the left side of the Buthier stream, is home to exceptional biodiversity.
The vegetation varies from majestic larches to spruces, creating an ideal habitat for numerous animal species.
The reserve is a melting pot of wildlife, where animals such as golden eagles, pine martens, chamois, foxes, badgers and martens can be observed.
The tranquility and isolation of the area allow these species not only to survive but to thrive, offering visitors natural spectacles of rare beauty.
A Sanctuary for Birdwatchers For birdwatchers, the Montagnayes Nature Reserve is a must-see destination.
Golden eagles, in particular, are a constant presence in the area, offering the chance to observe these majestic birds of prey up close in their natural environment.
The different altitudes of the reserve also encourage the presence of a variety of avian species, making each visit a unique and unpredictable experience.
Access to the Reserve How to Reach Montagnayes Access to the reserve is intentionally restricted to preserve its natural environment.
Visitors are encouraged to adhere to strict conservation regulations, including minimizing environmental impact when hiking.
It is advisable to plan your visit in advance by inquiring about trail conditions and specific rules of the protected area.