Lefty Kreh said: “I believe that this pattern is the most important and effective underwater fly developed in the past 20 years. During the past three years (2011) I have been able to catch 63 species of fish in fresh and saltwaters around the world with this pattern!”
The Clouser Deep Minnow name was coined by Lefty Kreh in a 1989 article in Fly Fisherman. The original evolved from traditional bucktail streamers and was created in 1987 by Bob Clouser, a Pennsylvania fly shop owner and guide. The original patterns were intended for smallmouth bass on the Susquehanna River.
Today, the Clouser (Deep Minnow) is widely used for many species of both fresh and saltwater game fish. Lefty Kreh claims to have caught over 87 species of game fish on Clouser Deep Minnow flies.
Typically, the Clouser is tied on 1/0 hooks to size 10. Vince Maggio’s version, ideal for toothy critters, as told to David Olson (Fly Shop of Miami) as follows: