Baits, Lures & Flies photo

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When it comes to mouse flies for trout, less is often more. While the traditional, bulky, spun deer hair mouse patterns you often find in fly shops can produce, simple, slim-profile patterns often score more. During an experimental mousing trip on New York’s Upper Delaware River, we turned more browns on a fly we made up—and dubbed the Master Splinter—than any other fly. Here’s the recipe.