The average Clownfish is three inches and most are brightly colored with white stripes on the head or side of the body. This group of fish is extremely hardy, and is well suited to life in the average aquarium.
The average size Cardinalfish in captivity is two inches. These are great additions to a peaceful aquarium, usually adapting well. Extensive rock and coral should allow the fish to retreat from other tankmates.
Most Batfish can reach a size of around 15 inches in captivity and adapt well to the average home aquarium. Batfish grow extremely fast and an adequately sized tank with plenty of swimming room must be considered.
Most Anthias fish species are relatively hardy, but require food often in order to thrive in the home aquarium. Due to the complex social structure of Anthias, it is advisable to keep one specimen per tank.