My favorite flies. . .EGG FLIES!

Fall is here, and you know what that means. . .those big browns that we've been waiting for are on the prowl for any loose eggs that escape a redd. One thing I've learned this year fishing the Great Lake Tribs, is that big fish eat little eggs!

What material do you prefer? McFoam, Yarn, Estaz, Antron?
Do you have more success with the blood dot tied in?
What sizes?
What colors?
Favorite variations?