South Tongue River
A wild trout stream in the Bighorns with an estimated 4,000 to 5,000 trout per mile.
- 21 miRiver length
- 3Game fish
- 6Access points
About the South Tongue
The South Tongue River is a Bighorn Mountains favorite. It holds an estimated 4,000 to 5,000 trout per mile.
It is managed as a wild trout fishery, with brook, brown and rainbow trout.
There are 6 mapped access points.
Gages near South Tongue River
Is the South Tongue fishing today?
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Other gages nearby
- Shell Creek above Shell Reservoir, WY16.8 mi away Not reporting USGS 06278300
- Bighorn River at Kane, WY35.3 mi away 867 cfs Below normal 2.05 ft USGS 06279500
- Tongue River at State Line near Decker, MT35.6 mi away 139 cfs Below normal 45°F · 2.40 ft USGS 06306300
- Bighorn River at Basin, WY37.9 mi away 758 cfs Below normal 3.18 ft USGS 06274300
- Tongue River at Tongue R Dam near Decker, MT43.3 mi away 105 cfs Below normal 50°F · 10.41 ft USGS 06307500
- Clear Creek near Buffalo, WY44.3 mi away 13 cfs Below normal 1.36 ft USGS 06318500
- Big Horn Canal near St. Xavier, MT45.2 mi away Not reporting USGS 06286490
- Bighorn R below Yellowtail Afterbay Dam near St. Xavier45.2 mi away 1,620 cfs Below normal 61.08 ft USGS 06287000
No gages that close. Try a wider radius.
See every gage on the map and today's top 10 rivers in the free appData from the U.S. Geological Survey. Recent readings are provisional and may be revised.
Fish you'll catch
Tap a fish to see every Wyoming river that holds it.
Hatching in November
What's on the water in the Tongue watershed this month, and the fly to match.
All 11 hatches this year
Light bars show the season and dark bars the peak. The ringed month is this month.
Tips for fishing the South Tongue
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Expect a lot of fish
With an estimated 4,000 to 5,000 trout per mile, you will find fish in most good-looking water.
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Handle them with care
These are wild fish. Wet your hands and get them back quickly.
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Check the regulations
It is managed as a wild trout fishery. Read the current Wyoming rules before you go.
Every access point on the South Tongue, in your pocket.
- 6 mapped access points, with parking and put-ins
- Today's Fishability score, so you fish the day that lines up
- Bite forecast for the days ahead
Rivers near the South Tongue
South Tongue River FAQ
How many trout are in the South Tongue River?
An estimated 4,000 to 5,000 trout per mile.
What fish live in the South Tongue River?
Brook trout, brown trout and rainbow trout.
Is the South Tongue stocked?
It is managed as a wild trout fishery.
Is there a stream gage on the South Tongue River?
Not on the river itself. This page shows the closest reporting USGS gage, and the app has every gage nearby.
Is there public access on the South Tongue River?
Yes. There are 6 mapped access points, all in the free FlyFishFinder app.

