Originally designed by Randy Stetzer as a carpenter ant imitation on the Deschutes; may give it a shot as a salmonfly.
hook - TFS 2305 #4
thread - Danville Flymaster Plus black
core - 20lb mono
tail/underbody - fox squirrel tail
rib - x-small wire copper
abdomen - 1mm foam orange
body hackle - dun (undersize by 2)
wing - moose body hair
front hackle - dark dun
Part 1
mash barb, put a loop in the end of a piece of mono, tie it in at midpoint
measure (2x shank) a clump of squirrel tail; tie in/trim butts
tie in wire
adjust hook angle and insert loop onto gallows
wrap squirrel up core (hook length), and back down with cross wraps
tie in foam strip
brush underbody with Super Glue