Traffic-Jam Cluster fly.  Tied on a # 16 standard dry fly hook.  White mini "Ultra Chenille" and size 14 Whiting grizzly hackle.

Caption

Traffic-Jam Cluster fly. Tied on a # 16 standard dry fly hook. White mini "Ultra Chenille" and size 14 Whiting grizzly hackle.
See many more fly fishing, trout stream, and stream insect pictures on the Troutnut.com homepage and discussion forum.