Boats of the Mackenzie River watershed carrier business in 1947. The last steam-propelled sternwheelers, the "S.S. Distributor" and "S.S. Mackenzie" were retired around the same time. In later years, with the construction of the Mackenzie Highway from Alberta to Great Slave Lake, the importance of the Athabasca-Slave River route dwindled and NTCL operations were based from shipyards in Hay River after 1959. NTCL became the primary water operator in the Mackenzie River watershed with the purchase of Hudson's Bay Company's fleet and equipment in 1958, and the total buyout of Yellowknife Transportation Company in 1965 including its fleet of diesel tug boats. Other small commercial operators
Besa River Granger Creek also flows in the Besa River west of Klingzut Mountain. Shortly after, Besa River flows into the Prophet River as a right tributary, at an elevation of . Its waters are carried via the Prophet River, Muskwa River, Fort Nelson River, Liard River and Mackenzie River, ultimately into the Arctic Ocean. Besa River Besa River is a river in northern British Columbia, Canada. It is a tributary of the Prophet River. The river flows through the Muskwa Ranges, and is the backbone of the Redfern-Keily Provincial Park, part of the larger Muskwa-Kechika Management Area. It gives the name