Madison River bl Ennis Lake nr McAllister MT

Madison River MT USGS

Madison River bl Ennis Lake nr McAllister MT (06041000) is a real-time river monitoring station on the Madison River in MT, operated by the U.S. Geological Survey. Riverbot tracks its river conditions, including water level, streamflow, and water temperature and publishes a 7-day flow forecast when flow data is available. 10 fish species are associated with this station in public fish records.

USGS site number
06041000
Operated by
U.S. Geological Survey
State
MT
Coordinates
45.4902, -111.6345

Live conditions & history

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7-day weather

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Fishing regulations

Central District zone 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.

Central District zone default only. Water-specific, national-park, sanctuary, licence, and in-season exceptions may apply.

Effective Jan 1, 2026 – Sep 14, 2027 · evaluated for 2026-09-10 in America/Denver

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

Fish recorded near this station

Sampled in this watershed

Madison River bl Ennis Lake nr McAllister MT has documented fish occurrence data from USGS Presence/Absence sampling in the HUC8 watershed 10020007 containing this station. The dataset includes 10 species with recorded observations.

Species include: white sucker (Catostomus commersonii), mountain sucker (Catostomus platyrhynchus), mottled sculpin (Cottus bairdii), stonecat (Noturus flavus), cutthroat trout (Oncorhynchus clarkii), and 5 others.

Where these records come from

Evidence
Sampled in this watershed
Fish were sampled elsewhere in the same watershed — a provincial or federal survey nearby, not at the gauge itself.
Records
10 species
from 10 individual records
Observed
Mar 22, 2005 – Oct 6, 2016
4 dated records

Sources

🪰 Hatch Calendar

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A month-by-month hatch calendar for this river — which insects are emerging now, hook sizes, and patterns to fish — collected from fly shops and guides who know it.

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