Basics Scientific Name: Chaetodon ulietensis Family: Chaetodontidae Origin: Indo-Pacific, Fiji Quick Facts Care Level: Moderate Temperament: Peaceful Lifespan: 5-10 years, likely longer Reef Compatible: No Water Conditions: 72-78° F, dKH 8-12, pH 8.1-8.4, sg 1.020-1.025 Maximum Size: 6" Diet: Omnivore Minimum Tank Size: 100 gallons Overview The Double Saddle Butterflyfish has a white base with thin black vertical lines along the body. The two thicker black lines, one in the middle of the body and one near the tail fin, are what give it its common name. It also has a black eye band. The tail and along the dorsal area are bright yellow. It needs a tank with plenty of swimming space and hiding places. Perfectly peaceful, it can live with a variety of tank mates, including other butterflies with a similar temperament. It is not reef safe as it may eat many different corals and anemones. It should be fed a varied diet that includes both meaty foods and herbivorous preparations, and will eat many different foods readily. It is considered hardy.