This is a go-to pattern when trout are taking duns on either smooth or rough water. Don’t overdo the number of hackle turns as three wraps will float this fly even on the turbulent parts of a stream.

Material list for the Iron Blue Paradun

Hook: Size 16 Partridge Supreme Dry 

Thread and rib: Sheer 14/0, claret  

Tail: Dark dun cock hackle fibres  

Body and thorax: Mole fur 

Wing: Tiemco dark dun Aero Dry Wing  

Hackle: Dark dun cock