Solano Fly Fishers
 
Damsel Fly Nymph Imitation
 
   
 
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Hook:
Thread:
Eyes:
Weight:
Tail - Gills:
Abdomen:
Wing Case:
Ribbing:
Thorax:
Legs:
# 12-8, 2 X long nymph hook
Lt Brown
30-40 lbs mono
6-12 turns of 0.015 mm lead wire, depending on flow and depth
Olive, brown or tan marabou
Olive, brown or tan rabbit or squirrel dubbing
Thin-skin, scud back or in this case 1mm olive or brown foam, pulled tight
6-10 lbs mono filament
Olive, brown or tan squirrel or rabbit dubbing
Thin, flexible round rubber 
 
This imitation should be fished in slow water conditions with a slow hand-twist retrieve or dead drift in faster water conditions.