crazyrainbow fly fishing, Casper Wyoming


Pat's Rubber Legs
Pat's Rubber Legs on the Grey Reef

Current CFS.

  • The Grey Reef is at 2500 CFS.
  • The Miracle Mile is at 5700 CFS
  • Fremont Canyon is at 250

The lower river is starting to clear enough to fish, and is fishing well. There is a ton of bugs around and the streamer bite is starting to improve.


There is a buffet of bugs coming off on the river with anything from golden stones to caddis on the lower river and BWO’s, midges and PMD’s being prevalent on most of the river.

Recommended Flies:

  • Midges (Pal, MacGruber, Mayhem) #18-20
  • RS2 #18-20 (chocolate, gray)
  • Rock Worm #14-18
  • San Juan Worm
  • Split Case BWO #16-20
  • Barr’s BWO emerger #16-20
  • Darth Baetis #18-20
  • Mercer’s Poxyback PMD
  • Splitcase PMD
  • Pat’s Rubberlegs

Streamer Fishing:

Streamer fishing has been pretty good with some decent fish and numbers being caught.

Recommended Streamers:

  • Rusty Trombone #4-8
  • Articulated Goldie #4
  • Articulated Ditch Witch Tan, Olive
  • Bob’s Silver Bugger
  • Thin Mint Bugger
  • Galloup’s Boogieman
  • Bennet’s Lunch Money

Here at the Ugly Bug we are excited to be your go to fly shop and guide service in Casper, Wyoming, We have lots of availability for guided trips and lodging. Not to mention our online shopping is easy and fast with free shipping on all orders over $50.00 dollars.

Got some fish pics you would like to share? Shoot them to us in an email to!



Fly fishing quote of the week:

“The season is ended. There was not enough of it; there never is. “

-Nick Lyons