Oneline Wrasse (species: Labrichthys unilineatus) in Lizard Island Field Guide (Lizard Island Field Guide)
Labrichthys unilineatus
Oneline Wrasse

©Anne Hoggett: Terminal phase Labrichthys unilineatus at High Rock near Lizard Island.

©Simon Gingins: Female Labrichthys unilineatus from Lizard Island (aquarium photo).

©Victor Huertas: Initial phase Labrichthys unilineatus at Loomis Reef, Lizard Island lagoon. Yellow lips and dark body is distinctive for this phase.
Kingdom Animalia
Phylum Chordata
Class Actinopterygii
Order Perciformes
Family Labridae
Genus Labrichthys
Species Labrichthys unilineatus



Distinguishing features

Distinguishing features still need to be specified.


  • Up to 16 cm (Length accoring to Allen et al, 2003)
  • Up to 8 cm (Length of juveniles according to 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 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.
  • Allen, G., R. Steene, P. Humann and N. Deloach (2003). Reef fish identification: Tropical Pacific New World Publications Inc., Jacksonville, FL, USA.

Other references

  • Bellwood, D.R. and P.C. Wainwright (2001). Locomotion in labrid fishes: implications for habitat use and cross-shelf biogeography on the Great Barrier Reef, Coral Reefs, 20: 139-150. LIRS catalog number 787.
  • View all references