Silverblotched Unicornfish (species: Naso caesius) in Lizard Island Field Guide (Lizard Island Field Guide)
Naso caesius
Silverblotched Unicornfish

©Anne Hoggett: Naso caesius 50 to 60 cm long on the outer slope of Yonge Reef near Lizard Island.
Kingdom Animalia
Phylum Chordata
Class Actinopterygii
Order Perciformes
Family Acanthuridae
Genus Naso
Species Naso caesius



Distinguishing features

Distinguishing features still need to be specified.


  • Up to 63 cm (Length according to Allen and Erdmann, 2012)

Depth range

  • Depth range data is not yet available.



©Atlas of Living Australia: Australian distribution

Web resources


References that assist with identification

  • Allen and M.V. Erdmann, G.R. (2012). Reef fishes of the East Indies. Volumes I-III in: Reef fishes of the East Indies. Tropical Reef Research, Perth, Australia. LIRS catalog number 90162.

Other references

  • Horne, J.B. and L. van Herwerden (2013). Long-term panmixia in a cosmopolitan Indo-Pacific coral reef fish and a nebulous genetic boundary with its broadly sympatric sister species, Journal of Evolutionary Biology, doi: 10.1111/jeb.12092. LIRS catalog number 1615.
  • Klanten, S.O. (2003). Molecular phylogeny, temporal patterns of lineage diversification and phylogeography of the surgeonfish genus Naso (Acanthuridae), Ph.D. thesis, James Cook University. LIRS catalog number 860.
  • View all references