Tiny Baetis mayflies are perhaps the most commonly encountered and imitated by anglers on all American trout streams due to their great abundance, widespread distribution, and trout-friendly emergence habits.
Microdrag: The imperceptibly small unnatural motions of an artificial fly on the water, caused by its connection to the line. A trout's whole life is spent watching things drift naturally, and unnatural movement too subtle for us to detect is obvious to their specialized senses.