Montana Creeks & Streams Report
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0/5
*Parks Fly Shop guides have personally surveyed the waters and given a rating.
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Water Temp
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Hatch Chart
*Data on weather, water temp, flow, wind, and USGS flow chart updates every 15 minutes.
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They may or may not be clear depending on the specific creek you are at, however it is guaranteed to be very high and difficult to fish. These streams will begin to drop in flow within the next couple of weeks offing some great small hopper and may fly fishing once it does.
USGS Flow Chart
River Descriptions: Montana Blue Line Streams
General Characteristics
- Yellowstone River flows over waterfalls and through a deep canyon with high banks for 30+ miles.
- Divided into Grand & Black Canyons by Lamar River mouth.
- Narrow, deep, fast river with challenging rapids (class IV & V).
- Mostly sheer banks and boulder shores.
- Physically demanding access requiring hiking/scrambling.
- Bottom: gravel/cobble, some boulders, mud (volcanic ash, rain).
- Spring runoff extended in Black Canyon, impacting flow.
Fishery
- Unique combo of decent-sized cutthroat trout.
- Take dry flies, nymphs, streamers.
- Prime spots rare, more unsafe areas than fishable ones.
Fishing Season
- All season after runoff subsides.
- Stoneflies (July), caddis & hoppers (August), mayflies (cooler temps).
- Western Green Drakes & Drake Mackeral prominent.
Recommended Access points
- Mulherin Creek
- Tom Miner Creek
- Sixmile Creek
- Big Creek
- Mill Creek
- Pine Creek
- Bear Creek
Skill Level & FIsh Size
- Suitable for all skill levels.
- Average fish: 12-16 inches, potential for low 20s.
additional notes
- Consider mud impact throughout the season.
- Run off is fairly violent but swift on these higher gradient streams.
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