Moose Lake is the only lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 along the course of the Fraser River

Fraser River

The Fraser River is the longest river within British Columbia, Canada, rising at Fraser Pass near Mount Robson in the Rocky Mountains and flowing for , into the Strait of Georgia at the city of Vancouver. It is the tenth longest river in Canada...

. It is located along the upper reaches of the river about 3.9 km downstream from the mouth of the Moose River

Moose River (British Columbia)

The Moose River is a river in Mount Robson Provincial Park of British Columbia. It is the first "river" tributary of the Fraser, entering the Fraser just above the inlet to Moose Lake, which ironically, is along the course of the Fraser & not the Moose....

.

Characteristics

Moose Lake is a long, medium width lake that is wider at its inlet and the farther you move down toward the outlet, the thinner it gets. It is 11.7 km long and 1.9 km wide at its widest point which is near its inlet. At its east end, the Fraser flows into the lake after flowing through a marsh

Marsh

In geography, a marsh, or morass, is a type of wetland that is subject to frequent or continuous flood. Typically the water is shallow and features grasses, rushes, reeds, typhas, sedges, other herbaceous plants, and moss....

. The river exits the lake at its west end. The Yellowhead Highway

Yellowhead Highway

The Yellowhead Highway is a major east-west highway connecting the four western Canadian provinces of British Columbia, Alberta, Saskatchewan, and Manitoba. Although part of the Trans-Canada Highway system, the highway should not be confused with the more southerly, originally-designated...

follows the north lake shore closely.