As required under s. 29.503 (4) (e), Stats., no wholesale fish dealer or producer of fish may transport or cause to be transported any fish unless the transporting vehicle or boat is clearly marked on each side of the vehicle or boat with the word "FISH" in letters of block characteristic at least 4 inches high and of contrasting color with the background, and the correct business name of the wholesale fish dealer or producer of fish in letters one inch high, all in the English language.
Wis. Admin. Code Department of Natural Resources NR 25.025