Fish hook with some form of corrosion-resistant surface coating. Corrosion resistance is required not only when hooks are used, especially in saltwater, but while they are stored. Additionally, coatings are applied to color and/or provide aesthetic value to the hook. At a minimum, hooks designed for freshwater use are coated with a clear lacquer, but hooks are also coated with gold, nickel, Teflon, tin and different colors. There are a large number of different types of fish hooks. At the macro level, there are bait hooks, fly hooks and lure hooks. Within these broad categories there are wide varieties of hook types
Fly tying rare and sometimes endangered furs and feathers as well as create completely new types of flies. Synthetics such as rubber legs, plastic wings and transparent plastic cords, chenilles, and all sorts and colors of flashy materials that can be incorporated into the wings and bodies of today's artificial fly are available to the 21st-century fly tyer. Whereas lead wire was the traditional method of weighting flies, today's weighting materials include glass, brass and tungsten beads and cones as well as lead. Silicone, epoxy, kevlar thread and other modern materials are regularly incorporated in artificial fly patterns. The hook determines the