Regal tang

The Regal tang (Paracanthurus hepatus), also known as the Blue tang, is a vibrant marine fish characterized by its bright blue body with a yellow tail and a distinctive black 'palette' pattern on its sides. Native to the Indo-Pacific region, this species is easily recognizable and popular among aquarium enthusiasts due to its striking coloration and active nature. It is a well-known species in the aquarium trade.