Great Bear River
|Great Bear River (Sahtúdé)|
|- location||Great Bear Lake, Northwest Territories, Canada|
|- elevation||186 m (610 ft)|
|- location||Tulita, Northwest Territories, Canada|
|- elevation||60 m (197 ft)|
|Length||113 km (70 mi)|
|Basin||156,500 km2 (60,425 sq mi)|
|Discharge||for Mackenzie River|
|- average||528 m3/s (18,646 cu ft/s)|
|- max||995 m3/s (35,138 cu ft/s)|
The 113 km (70 mi)-long Great Bear River, which drains the Great Bear Lake westward through marshes into the Mackenzie River, forms an important transportation link during its four ice-free months. It originates at south-west bay of the lake. The river has irregular meander pattern 350 m (1,150 ft) wide channel with average depth 6 m (20 ft). Historic air photos show no evidence of bank erosion or channel migration in a 50 year period.
Communities on the Great Bear River
- Great Bear Lake: Facts, Discussion Forum, and Encyclopedia Article
- Canadian Council for Geographic Education page with a series of articles on the history of the Mackenzie River.
- Mackenzie River (river, Canada) : The lower course -- Britannica Online Encyclopedia.