The black gnat dry fly is an excellent trout fly to use when any small dark or black insects or the real flies are on the water. Clouds of black gnats
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6 Size 12 BLACK GNAT BLACK TAIL PREMIUM LIGAS FLY FISHING FLIES
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The Black Gnat dry fly is another nice choice for when the trout are sipping flies off the the surface.
Black Gnat Dry
Tie-off! Tying the classic Black Gnat dry fly
The Black Gnat; A great fly, be sure to carry some of these. They represent the common blow flies in the larger sizes and the smaller common grass fly
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Fly Tying Tutorial: Black Gnat Dry Fly
Black gnat dry fly
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