Bras Rocheux
The Bras Rocheux is a tributary of the Bras d'Hamel, flowing in the administrative region of Saguenay–Lac-Saint-Jean, in the province of Quebec, in Canada. The course of the river successively crosses: The route 381 serves the western side of the Ha! Ha! River And cut the lower part of the "Bras Rocheux". A few other secondary forest roads serve the Arms of the "Bras Rocheux" Valley, especially for forestry and recreational tourism activities. Forestry is the main economic activity in this valley; recreational tourism, second. The surface of the Rocky Arm is usually frozen from  the beginning of December to the end of March, however the safe circulation on the ice is generally done from mid-December to mid-March. Geography. The main watersheds adjacent to the "Bras Rocheux" are: The "Bras Rocheux" rises at the mouth of Surprise Lake (length: ; altitude: which is located in municipality of Ferland-et-Boilleau. This crescent-shaped lake open to the southeast has a marsh area at the northwest end and another at the south end. The mouth is located at: The "Bras Rocheux" flows over with a drop of entirely in the forest zone, according to the  following segments: Le "bras Rocheux" flows into a bend in the river on the west bank of the Bras d'Hamel, next to route 381. This confluence is located at: From the confluence of the "Bras Rocheux" with the Bras d'Hamel, the current follows the course of the Bras d'Hamel on towards the northeast, the course of the rivière à Mars on towards the northeast, crosses the Baie des Ha! Ha! north-east on , then the course of the Saguenay River east on until Tadoussac where it merges with the Saint Lawrence estuary. Toponymy. The term "rocheux" (English: rocky) turns out  to be a descriptive adjective, because of the presence of rocks on the course of the river. The toponym "Bras Rocheux" was formalized on December 5, 1968, at the Place Names Bank of the Commission de toponymie du Québec.