All right, so maybe you know a little something about stream side entomology. If you read the article here on trout food, then you understand the basics of a trout's diet. The real question is what fly do you use to imitate the insects that the trout are feasting on? This article will focus on the Mayfly and will give you a place to start.
"You know when they have a fishing show on TV? They catch the fish and then let it go. They don't want to eat the fish, they just want to make it late for something." -- Mitch Hedberg