Pennant coralfish

Heniochus acuminatus
  • Class:
    Ray-finned fishes (Lat. Actinopterygii)
  • Order:
    Perch-likes (Lat. Perciformes)
  • Family:
    Butterflyfishes (Lat. Chaetodontidae)
  • Maximum size:
    25 cm TL
  • Habitat:
    Reef-associated, marine; depth range 2–75 m.
  • Climate:
    Tropical; 30˚N–35˚S
  • Distribution:
    Indo-Pacific: East Africa and Persian Gulf to the Society Islands, north to southern Japan, south to Lord Howe Island.
  • Biology:
    Inhabit deep, protected lagoons and channels, and the deeper parts of outer reef slopes. Juveniles are often solitary while adults occur in pairs. A planktivorous species that generally remains within a few meters of the reef.