Isonychia Breakout Emerger

Fly: Loren Williams, Photograph: Hans Weilenmann

Hook: Mustad C49S
Thread: Brown
Tail: 3 peacock swords
Abdomen: Black-Brown dubbing
Wing: Short clump of Beaver fur
Wingcase: Appropriately colored (reddish-brown) synthetic dubbing with long fibers, twisted to form a rope and tied in like a wingcase. This imitates the dun “breaking-out” of the nymphal shuck.
Thorax: Same as abdomen; picked-out at the sides
Legs: Brown Hun. Partridge

Note: See BWO Breakout Emerger for notes.

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© 2002 Hans Weilenmann
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