No. 31 The August Dun
This fly comes from a water nympha, lives two or three days, and changes to a red spinner. This fly is for August what the March brown is for March.
Imitation.
Body.—Brown floss silk, ribbed with yellow silk thread.
Tail.—Two hairs from a fitch’s tail.
Wings.—Feather of a brown hen’s wing.
Legs.—Plain brown hackle.
Made buzz with a grouse feather, in place of wings and legs.