Also called Barber Fish, these fish of the Acanthuridae family are known for their colors and characteristic barbs found on the caudal fin peduncle. These barbs, similar to razor blades, are a defense against being swallowed by other fish or birds. When threatened, they activate the barbs, using them to cut the mouth or other region of the predator and attempt to escape.
Its body is oval, the upper profile is tall and rounded, the eyes are on the upper part of the snout, the vertical fins are long, the color is orange with blue bands, outlined in black, the abdomen is blue-gray. It reaches up to 20 cm in length.

• Origin: Indian and Pacific Oceans.

• Environment: Temperature between 24 and 28 ºC, +8 pH, approximately 1023 density, intense illumination, with various place for the fish to hide (dwellings).
  
  
• Food: This species adapts with difficulty, it is necessary to vary the types of food, including zooplankton with artemias. Can be fed with Alcon Gold Marin Sticks, Alcon Gold Marin Flakes, Alcon Artemia rations and also with the dietary supplement Alcon Blood Worms F.D..
  
  
• Behavior: Acclimatization is easy, frightens frequently. This fish does not tolerate changes in salinity. Better kept with other fish that are larger and of another species. Handle with extreme care.