[3] The river rises in the Big Bald Mountain area of the Miramichi Highlands, a region in north-central Northumberland County.
The river flows southeast through heavy forests before joining the Northwest Miramichi River at Big Hole Tract at Indian Reserve 8, several kilometres northeast of Red Bank.
The Big Sevogle River is noted for its Atlantic Salmon fishing, and one of the major salmon pools near the mouth of the river was leased and controlled for many years by the Colgate family of the United States.
The annual Atlantic Salmon Run occurs from mid-June through late September.
This article related to a river in New Brunswick, Canada is a stub.