Gray Gnat
Hook - Wet fly
Thread - Black
Body - Rabbits fur
Hackle - Light gray
Wing - Slate duck or goose quill segments
Amateur Tyers Fly Dictionary - J E Willmarth
Gray Gnat
Hook - Wet fly
Thread - Black
Body - Rabbits fur
Hackle - Light gray
Wing - Slate duck or goose quill segments
Amateur Tyers Fly Dictionary - J E Willmarth
F Fly
Hook - Dry fly style
Thread - Your choice of color
Body - Tying thread
Wing - Dun CDC feathers
May also tied with sparse dubbing body
Marjan Fratnik Originator
https://midcurrent.com/videos/how-to-tie-the-f-fly/