Yernes y Tameza

Yernes y Tameza is a municipality in the Autonomous Community of the Principality of Asturias, Spain. It is situated in the east-central zone of the principality, between mountains high along the Cubia River. It is bordered on the west, north, and northeast by Grado, on the southeast by Proaza, and on the south by Teverga. The municipality has an abrupt topography, most notable in the peak Caldoveiru (1,357 m) and the Tameza River, which crosses the municipality from south to north.

With 133 inhabitants according to the 2023 National Census, it is the least populated municipality in Asturias.

The province is named after its two parishes, Yernes and Tameza ("y" is Spanish for "and"). The capital is Villabre; other villages include: Fuxóu, Vindías, Villuarrí, and Yernes.

The people practice high mountain ranching and subsistence agriculture. In livestock, cattle and horses are the most important, in particular the Asturian mountain breeds, such as the Asturcon. The most frequently cultivated crops are the potato, cereal, vegetables, and hay.