Muddler Minnow Black - Muddler Streamer. A variant of the popular Muddler Minnow is the Black Muddler Minnow this imitation will provide fantastic results when fished in the surface film. The dark coloring provides a fantastic silhouette that when stripped methodically across then surface will appear to be a variety of organisms such as a hopper or a struggling moth. The Black Muddler Minnow is an incredibly popular fly in Colorado, Washington State, and Victoria, British Columbia.