RIO GOLD TROUT SERIES FLOATING FLY LINERIO Premier Gold Floating Fly Line (Moss Gold) The RIO Premier Gold Trout Series is a proven, all round floating fly line designed for precision, control, and versatility on the water. Its long head and back taper provide ultimate stability, effortless mending, and exceptional casting control at all distances. With a front loaded taper, the line loads rods easily at short range while still delivering delicate presentations with flies ranging from size