Rim Style 2 (RS-2)
Hook: Tiemco 2457, 2xs Scud hook
Size: 18-22
Bead: 1.5 mm, gold
Thread: 8/0 olive
Tail: Microfibbets, olive
Body: Beaver, olive
Wing: Hackle webbing, black or dark brown
Notes: I ran into the guy who came up with this fly many years ago on the South Platte River in Colorado. I believe his name was Rim Chung, a nice man who nymphed just about nothing but variations of this fly. Where there are small Baetis or Pseudos, this fly works wonders.
This fly pattern is excerpted from Fly Fishing Montana's Missouri River.