The Royal Wulff is a popular artificial fly used for dry fly fishing. He is generally accepted as "The Father of Modern Dry Fly Fishing". It is considered a dry fly terrestrial pattern. "The Historian of the Dry Fly". Dry fly fishing has remained a popular sport. Fishing techniques that prove to be popular include nymphing, wet lining and dry fly techniques. Dry fly fishing uses a line and flies that float. The creek has been described as "an excellent dry fly stream". A dry fly may be of the imitation or attractor type. Unlike wet fly fishing, the "take" on a dry fly is visible, explosive and exciting. The Adams is a traditional dry fly primarily used for trout. Henrys Fork has long been noted for its superb fishing, especially its dry fly fishing. The Dry Fly&colon; New Angles in 1990. The Elk Hair Caddis is a dry fly commonly used for trout fishing. In that year he published his second book, "Dry Fly Fishing in Theory and Practice".