Trip brief · Boulder River
How to go fish the Boulder River
The months we list for the Boulder River are July, August, September, October. You are inside that window now, so this brief is written for August.
August
Reading the gauge…
Flies to tie — August
Grasshopper#8-12
Caddis#14-16
Ant#14-18
Access
Big Rock FAS
45.723, -109.987parking
Natural Bridge Falls
45.556, -110.076parking
Box Canyon FAS
45.489, -110.124parking
McLeod Area Access
45.603, -110.019parking
Regs — check current rules before you go
Montana fishing license required. Standard regulations apply — 5 trout daily limit, artificial lures and flies only above the first falls. Bull trout catch-and-release only. Wilderness sections require no motorized equipment. Check FWP for seasonal tributary restrictions and current closure information.
Pack list
- A current state fishing licence
- Waders and boots you have already leak-tested
- Net, nippers, forceps
- Floatant and desiccant
- Tippet in the sizes the chart asks for
- Water, sun cover, polarised glasses
Generic gear. Anything specific to this water is above.
Full hatch chart, access map and live gauge on the Boulder River page →