The Bersntol (German: Fersental, Italian: Valle del Fersina) is a valley in the Autonomous Province of Trento, in north-eastern Italy.

[1] It is also known as the Valle del Mòcheni after its inhabitants, who speak the Upper German Mòcheno language.

The four municipalities of the valley are Vlarötz, Garait, Palai en Bersntol, and Sant'Orsola Terme.

The majority of people declared themselves members of the Mòcheno linguistic group.

The Pezzata Mòchena breed of domestic goat originates in the valley.