Dave's Oh-So-Iso

This Slate Drake fly is the ultimate Iso imitation.


Isonychias or Slate Drakes can be very reliable hatches during the mid to late season. This drake fly is an easy-to-see pattern that sits down in the film and can be very productive when you find yourself with these gray-winged mayflies on the water. Color, Natural.
Sizes: 12, 14.
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  • Dave’s Oh-So-Iso $3.49
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