The cleaner wrasse is a popular fish in the saltwater aquarium trade, and is often seen in large, brightly-colored schools. It is a peaceful fish that is best suited for a large aquarium with plenty of loose coral rubble and a tight-fitting lid to prevent it from jumping out of the tank. It prefers sandy bottomed aquariums with plenty of swimming room. The cleaner wrasse is a good fish for beginner saltwater aquariumkeepers.