Trout Fly fishing using Wet trout Flies is the most traditional and a very effective method of fly fishing for Trout and Grayling. The Wet Flies on fastmail tackles website imitate various categories of aquatic and terrestrial insects, such as Beetles, Spiders, Sedges and Olives etc… A number of the Silver and Gold bodied Trout Wet Flies can emulate small Fry, while others suggest something alive and edible, that attract the trout.