Davie McPhail demonstrates how to tie a cool damsel nymph is this fly tying video tutorial.
Mink Tailed Damsel Nymph Material List
Hook: Kamasan B175 size 12
Thread: Olive or Chartreuse Uni-8/0
Tail: Olive Mink Zonker Strip
Rib: Uni-Floss Neon Chartreuse
Body: Olive Mink Fur
Thorax Cover: Pearl or Mirage Opal Tinsel
Leg: Dyed Lime Green Partridge
Thorax: Olive Mink Fur
Head: 2mm Chartreuse Bead
Enjoy!