Insect IDs: Where to Begin

“You’ve tied on a dry fly that resembles these critters but aren’t getting any results. That’s because the activity you see associated with Mayfly hatches is often, not always, caused by fish feeding on nymphs. Remember: Prey that is still in the water is easier to catch.” Bill Barker gives a long overview of the difference between insect types and how to mimic them in the Corvallis, Oregon Gazette-Times.