Dusky Surgeonfish (species: Acanthurus nigrofuscus) in Lizard Island Field Guide (Lizard Island Field Guide)
Acanthurus nigrofuscus
Dusky Surgeonfish

©Paul Asman: Two Acanthurus nigrofuscus feeding at Anchor Bay, Lizard Island. Enlarge image to see diagnostic dark spot at the rear base of the dorsal and anal fins, and black line around caudal spine.

©Andy Lewis: Acanthurus nigrofuscus at Lizard Island.
Kingdom Animalia
Phylum Chordata
Class Actinopterygii
Order Perciformes
Family Acanthuridae
Genus Acanthurus
Species Acanthurus nigrofuscus



Distinguishing features

Distinguishing features still need to be specified.


  • Up to 21 cm (Length (Allen et al, 2003))

Depth range

  • Depth range data is not yet available.



©Atlas of Living Australia: Australian distribution

Web resources


References that assist with identification

  • Allen, G., R. Steene, P. Humann and N. Deloach (2003). Reef fish identification: Tropical Pacific New World Publications Inc., Jacksonville, FL, USA.

Other references

  • Angert, E., K.D. Clements and N.R. Pace (1993). The largest bacterium, Nature, 362: 239-241. LIRS catalog number 376.
  • Arnal, C. (2000). Ecologie comportementale de la symbiose poisson nettoyeur/ poisson client: motivations et honnĂȘtetĂ©, Ph.D. thesis, University of Perpignan, France. LIRS catalog number 637.
  • View all references