The Raccoon Butterfly fish is one of the hardier of the butterfly species. In the wild it is primarily nocturnal, meaning that it is most active at night. Provide plenty of hiding places to help make your Raccoon Butterfly feel secure.These Butterflyfish can reach up to 8 inches. Unless you have a really large tank, you should avoid keeping them with other butterflys because they can become territorial. However, they should get along well with most other species in the home aquarium.Disease can be a problem with this fish. They seem to be especially prone to saltwater ich and for this reason you should definitely quarantine this fish before introducing it to your main tank. They also need highly oxygenated water.Raccoon Butterfly Fish will eat most foods offered including flake food, mussels, and clams. They do not eat any of the Marine algae.If your Raccoon Butterflyfish is reluctant to feed, place a smaller anemone in the tank as it is difficult for them to resist eating them.