Fly Tying Dark Olive Wet Fly 76 likes June 8, 2013 Hook: Any wet fly hook size 14 or 16 (Kamasan B400 or B175) Silk: Olive 70 denier UTC Tails: Dark Olive Cock Hackle Body: Stripped peacock quill fibre Hackle: As tail but tied in as the beard Wing: Paired Mallard slips.