Scientific Anglers Amplitude Smooth Tarpon Fly LineScientific Anglers Amplitude Smooth Tarpon Fly Line for targeting laid up or moving Tarpon. Anglers lucky enough to see a tarpon inhale the fly, leap toward the heavens, and race like a mad fish for the horizon may need a little help. Introducing the Amplitude Smooth Tarpon Fly Line. Designed with a short head for quick shots, this is the perfect line for casting flies to tarpon of all shapes, sizes, and temperaments. Just remember to bow to the king