Great bear river
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Great Bear River Great Bear River, Grande rivière de l'Ours, Sahtúdé |
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| Data | ||
| location | Northwest Territories ( Canada ) | |
| River system | Mackenzie River | |
| Drain over | Mackenzie River → Arctic Ocean | |
| origin |
Big Bear Lake at Déline 65 ° 8 ′ 17 ″ N , 123 ° 29 ′ 50 ″ W |
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| Source height | 186 m | |
| muzzle | at Tulita in the Mackenzie River Coordinates: 64 ° 54 '5 " N , 125 ° 36' 6" W 64 ° 54 '5 " N , 125 ° 36' 6" W. |
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| Mouth height | 60 m | |
| Height difference | 126 m | |
| Bottom slope | 1.1 ‰ | |
| length | 113 km | |
| Catchment area | 156,500 km² | |
| Discharge at the level at the discharge from the Great Bear Lake A Eo : 145,000 km² |
MQ 1961/2000 Mq 1961/2000 |
530 m³ / s 3.7 l / (s km²) |
| Drain |
MQ MHQ |
528 m³ / s 995 m³ / s |
The Great Bear River ( English Great Bear River ; French Grande rivière de l'Ours ; Slavey Sahtúdé ) is a 113 kilometer long river in the Canadian area of the Northwest Territories .
The river begins as the main drainage of the Great Bear Lake near the village of Déline . From there the river runs through the marshland to the west and flows into the Mackenzie River at Tulita .
During the summer the river is ice-free for four months and during this time it is an important means of transport within the Northwest Territories. The river has an irregular meander shape and an average depth of six meters.
Individual evidence
- ↑ Big Bear River at the gauge at the outlet from the Big Bear Lake - hydrographic data at R-ArcticNET