A colorful fly pattern known as the Royal Coachman Bucktail was my Grandpa Harry’s secret weapon. This conclusion follows two decades of observing his catch on the South Fork of the Walla Walla River.

Decisions, decisions. If you’re a fly angler, you have lots to make. Yes, there are plenty of different lures on tackle-shop shelves, but not nearly as many as there are different fly patterns in well ...