Stan Headley tied this deadly trout fly, which fishes best on the top dropper and does well when mayfly or sedges are hatching.
Hook: Size 10 Fulling Mill All-Purpose Medium
Thread: Rusty brown
Tail: Summer duck fibres
Rib: Fine oval gold
Body: Invicta-yellow seal’s fur
Body hackle: Light furnace cock
Wing: Cloaking of summer duck
Flash: A few strands of pearl flash
Try this low-riding Mayfly Dun for fussy trout that refuse a high-riding dry-fly.