Fonck Lake

Fonck Lake (Lago Fonck) is a lake in the Andes of northern Patagonia in the Argentine Río Negro Province. The lake is named after the German naturalist Franz Fonck. Southern river otter has been reported in the lake for the first time in 2022.

Fly fishing paradise
Fonck lake lies in a deep and wide valley surrounded by majestic mountains where Cerro Tronador is the main attraction, and thick and spectacular native forest of Coihues, Ñires and Lengas trees.

This lake has an extraordinary structure that holds a large number of brown trout, rainbow trout and Fontinalis (Brook trout) from 14 to 24 inches long. The shoreline is full of obstacles and natural structure like fallen trees, flats, reeds, sunken trunks, sheer walls, deep drop-offs and tributary streams.