The Gilbert River is a freshwater tributary of the Cyriac River, flowing in the unorganized territory of Lac-Ministuk, in the Le Fjord-du-Saguenay Regional County Municipality, in the administrative region of Saguenay–Lac-Saint-Jean, in the province of Quebec, in Canada.
The Gilbert River is accessible by route 175; other secondary forest roads have been developed in the sector for the needs of forestry and recreational tourism activities.Open Street Map - Accessed January 28, 2019
Forestry is the primary economic activity in the sector; recreational tourism, second.
The surface of the Gilbert River is usually frozen from late November to early April, however safe circulation on the ice is generally from mid-December to late March.
Geography The main watersheds adjacent to the Gilbert River are: north side: Cyriac River, Lac des Îlets, Simoncouche Lake, Simoncouche River, Saguenay River; east side: Cyriac river, Savane brook, rivière du Moulin, Bras Sec; south side: Petite rivière Pikauba, Talbot Lake, Pikauba River, Ovide stream; west side: Petite rivière Pikauba, Minustuk lake, Cyriac lake, Pikauba River, Bras des Angers.
The Gilbert River has its source at Prud’homme Lake (length: ; altitude: ). The northern mouth of Lake Prud’homme is located at: southwest of route 175 south-west of the course of the Cyriac River; north-east of the course of the Petite rivière Pikauba; south-east of the confluence of the Gilbert river and the Cyriac River.
From Lac Prud'homme, the course of the Gilbert River generally flows west, then north, over , with a drop of entirely in forest areas, according to the following segments: towards the west curving towards the north, then crossing a small lake (length: ; altitude: ), to its mouth; towards the north curving towards the northeast, up to a bend in the river; northerly, up to the highway 175 bridge; northerly, along the west side of route 175, to a stream (coming from the west); towards the northeast, along the west side of route 175, to its mouth.
The Gilbert River flows onto the west bank of the Cyriac River. This confluence is located at: east of the southern bay of Lac Cyriac; west of the course of the Moulin river; east of route 175; north-east of route 169; north-east of the locality Mont-Apica; south-east of the confluence of the Cyriac river and Kenogami Lake; south of the confluence of the Chicoutimi River and the Saguenay River.
From the confluence of the Gilbert river with the Cyriac river, the current descends the latter on to the north, then the current crosses Lake Kénogami on northeasterly to barrage de Portage-des-Roches, then follows the course of the Chicoutimi river on eastward, then northeasterly and course of the Saguenay river on eastward to Tadoussac where it merges with the Saint Lawrence estuary.
Toponymy The toponym “Gilbert River” was formalized on December 5, 1968, at the Place Names Bank of the Commission de toponymie du Québec.Commission de toponymie du Québec - Rivière Gilbert
Notes and references
Appendices Related articles Le Fjord-du-Saguenay Regional County Municipality Lac-Ministuk, an unorganized territory Laurentides Wildlife Reserve Cyriac River Kenogami Lake Chicoutimi River Saguenay River St. Lawrence River List of rivers of Quebec