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GREAT SLAVE LAKE AT HAY RIVER

GREAT SLAVE LAKE NT WSC

GREAT SLAVE LAKE AT HAY RIVER (07OB002) is a real-time streamflow monitoring station on the GREAT SLAVE LAKE in NT, operated by the Water Survey of Canada. Riverbot tracks its streamflow and alerts anglers the moment flow and temperature hit their fishing window. 9 fish species are associated with this station in public fish records.

WSC station ID
07OB002
Agency
WSC
Province
NT
Coordinates
60.8599, -115.7342

Live conditions & history

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7-day weather

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Fishing regulations

NT province-wide default default

Default area rules for fish in the public records above. A grey row means the release has no canonical regulation match for that species.

NT province-wide default default only. Water-specific, national-park, sanctuary, licence, and in-season exceptions may apply.

Effective Jan 1, 2026 – Sep 14, 2027 · evaluated for 2026-07-27 in America/Edmonton

Regulations shown are for reference only and may not reflect in-season changes. Always verify current regulations with the Northwest Territories fishing regulations before fishing.

Fish recorded near this station

Community observations nearby

Great Slave Lake At Hay River has 9 fish species documented via iNaturalist research-grade observations within 10 km. These community-sourced records indicate fish presence in the vicinity.

Species include: Longnose Sucker (Catostomus catostomus), Least Cisco (Coregonus albula), Cisco (Coregonus artedi), Lake Whitefish (Coregonus clupeaformis), Northern Pike (Esox lucius), and 4 others.

Where these records come from

Evidence
Community observations nearby
Research-grade community observations (iNaturalist) recorded near this station, not a formal survey.
Records
9 species
from 13 individual records
Observed
Jul 24, 2022 – Oct 3, 2024
13 dated records

Sources