The palette surgeonfish, also known as Paracanthurus hepatus, is a vibrant marine fish commonly found in the warm waters of the Indo-Pacific region. It is easily recognized by its striking blue body, yellow tail, and distinctive black markings. This species typically inhabits coral reefs, where it feeds primarily on algae. Palette surgeonfish are popular in the aquarium trade due to their bright colors and unique appearance. They play an important role in maintaining the health of coral reefs by controlling algae growth. These fish can grow up to 12 inches in length and are known for their social behavior, often found in groups.