Blue Angelfish, Pomacanthus semicirculatus Click to enlarge image
A Blue Angelfish at a depth of 35m, Wreck of the "President Coolidge", Espiritu Santo, Vanuatu, July 2003. Image: Erik Schlögl
© Erik Schlögl

Fast Facts

  • Classification
    Species
    semicirculatus
    Genus
    Pomacanthus
    Family
    Pomacanthidae
    Order
    Perciformes
    Class
    Actinopterygii
    Subphylum
    Vertebrata
    Phylum
    Chordata
    Kingdom
    Animalia
  • Size Range
    It grows to 38 cm in length.

Introduction

The Blue Angelfish is relatively commonly seen by divers in tropical waters.

Identification

The Blue Angelfish has a deep compressed body. It is yellow to brownish with small blue spots on body. There is a bright blue ring around the eye. The preopercular spine and margins of the operculum and preoperculum are bright blue. The margins of the ventral fins and median fins fins are bright blue.


Blue Angelfish
A Blue Angelfish at a depth of 4m, North-West Island, Queensland. Image: Sascha Schulz
© Sascha Schulz

Habitat

The species occurs in coral reef and inshore waters.

Distribution

The Blue Angelfish occurs from the Western Indian Ocean to the Central Pacific.

In Australia it is known from south-western Western Australia, around the tropical north of the country and south to southern New South Wales.

The map below shows the Australian distribution of the species based on public sightings and specimens in Australian Museums. Click on the map for detailed information. Source: Atlas of Living Australia.



References

  1. Allen, G.R. 1997. Marine Fishes of Tropical Australia and South-east Asia. Western Australian Museum. Pp. 292.
  2. Allen, G.R. & R. Swainston. 1988. The Marine Fishes of Northwestern Australia. A Field Guide for Anglers and Divers. Western Australian Museum. Pp. 201.
  3. Kuiter, R.H. 1996. Guide to Sea Fishes of Australia. New Holland. Pp. 433.
  4. Myers, R.F. 1999. Micronesian Reef Fishes. Coral Graphics. Pp. 330.
  5. Randall, J.E., Allen, G.R. & R.C. Steene. 1997. Fishes of the Great Barrier Reef and Coral Sea. Crawford House Press. Pp. 557.