Griffith's Gnat Emerger

This fly is reputed to be developed by the tiers at Blue Ribbon Flies in West Yellowstone, Montana.  While it has a few more steps than the standard Griffith's Tim claims that it is easier to tie.

• Hook:                    Emerger hook (Dai-Riki #125 shown), size's 18 - 22
• Thread:                 Light olive, 8/0 or 70-denier
• Shuck:                   Golden Brown Antron or Zelon yarn (substitute: brown)
• Hackle:                 Grizzly hackle (slightly undersize)
• Thorax:                 Peacock herl
• Head:                    Tying thread

To see a video for this fly being tied go to the link below.  

          http://www.orvis.com/news/fly-fishing/video-how-to-tie-the-griffiths-gnat-emerger/