Blacksaddle Toby (species: Canthigaster valentini) in Lizard Island Field Guide (Lizard Island Field Guide)
Canthigaster valentini
Blacksaddle Toby

©Lyle Vail: Canthigaster valentini near Turtle Beach, Lizard Island.

©Anne Hoggett: Canthigaster valentini at 21 m depth off South Island, Lizard Island Group (30 Jan 2016)

©Andy Lewis: Blacksaddle Toby at Lizard Island
Kingdom Animalia
Phylum Chordata
Class Actinopterygii
Order Tetraodontiformes
Family Tetraodontidae
Genus Canthigaster
Species Canthigaster valentini



Distinguishing features

A white toby with pale spots and four dark bands, the middle two extending to the lower side. Tail mostly yellow with dark upper and lower margins.


  • Up to 11 cm (Length of specimen)

Depth range

  • Depth range data is not yet available.


Similar taxa


©Atlas of Living Australia: Australian distribution

Local abundance

  • Lizard Island: Common, and the most common toby in the area.

Web resources


  • Caley, M.J. (1991). Mechanisms of coexistence in communities of coral-reef fishes, Ph.D. thesis, University of Sydney. LIRS catalog number 307.
  • Caley, M.J. (1995). Reef fish community structure and dynamics: in interaction between local and larger-scale processes? Marine Ecology Progress Series, 129: 19-29. LIRS catalog number 448.
  • Caley, M.J. and D. Schluter (2003). Predators favour mimicry in a tropical reef fish, Proceedings of the Royal Society, London, B, 270: 667-672. LIRS catalog number 813.
  • View all references