FLY TYING A DEER HAIR EMERGER (DHE) probably the best emerger pattern.

Deer Hair Klinkhammer

deer hair sedge

Deer Hair Emerger Variations - Fly Fishing and Fly Tying Magazine

Neal Streeks Fly Tier

Fly tying - Deer Hair Mayfly Emerger

Deer Hair Pheasant Tail Emerger

Tying a Deer Hair Emerger Variation on a Partridge K4AY

Bob Wyatt's Emerger

Comparadun dry fly (Mayfly) How to tie a deer hair mayfly dry fly

Dirty Deer Hair Emerger Tutorial - Partridge of Redditch

Fly Tying CdC Deer Hair Emerger

My Kind of Fly

Tying a Deer Hair Muddler Emerger Caddis by Davie McPhail