The ZEC de l'Anse-Saint-Jean is a "zone d'exploitation contrôlée" (controlled harvesting area) (ZEC) of 193.5 square kilometres (74.7 sq mi), located in the municipality of L'Anse-Saint-Jean in Le Fjord-du-Saguenay Regional County Municipality, in the administrative region Saguenay-Lac-Saint-Jean, Quebec, Canada.

The Zec de la Rivière-Saint-Jean-du-Saguenay is managing segments of Saint-Jean River (Saguenay).

This forested area of 200 square kilometres (77 sq mi), include: The brook trout is very populous in the various water bodies in Zec.

The hikers can follow the scenic trails and take in the sights like Mount Laure-Gaudreault and Crésimont lake.

Annually, the surface of water bodies is generally frozen from November to April.