Wedge-tail Triggerfish (species: Rhinecanthus rectangulus) in Cook Islands (Gaia Guide)
Cook Islands > Animalia > Vertebrata > Actinopterygii > Tetraodontiformes > Rhinecanthus rectangulus (gallery)
Rhinecanthus rectangulus
Wedge-tail Triggerfish


©Sally Polack: Wedge-tail Triggerfish (Rhinecanthus rectangulus)

©Anne: Rhinecanthus rectangulus at Cod Hole near Lizard Island

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Kingdom Animalia
Phylum Chordata
Class Actinopterygii
Order Tetraodontiformes
Family Balistidae
Genus Rhinecanthus
Species Rhinecanthus rectangulus

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Colours

                             

Distinguishing features

Distinguishing features still need to be specified.

Size

  • Up to 30 cm (Total Length)

Depth range

  • From 10 m to 20 m

Synonyms

Distribution


©Atlas of Living Australia: Australian distribution

Distribution and habitat preferences

Occur in shallow outer reefs subject to surge. Commonly found over barren rock or the spur-and-groove zone where there is a mixture of bare rock, rubble, and coral. Juveniles on algae reef (FishBase).

Local abundance

  • Lizard Island area: Rare at Lizard Island. Commonly seen on the reef flat at Cod Hole.

Web resources

References

  • Allen, G., R. Steene, P. Humann and N. Deloach (2003). Reef fish identification: Tropical Pacific New World Publications Inc., Jacksonville, FL, USA.
  • Curtis, L. (2010). Haemogregarine blood parasites in triggerfish and surgeonfish: distribution, transmission & implications for their host fish, PhD thesis, University of Queensland. LIRS catalog number 1620.