Animal Species:Bicoloured Dottyback, Pictichromis coralensis (Axelrod, 1973)

The Bicoloured Dottyback can be recognised by its distinctive colouration. The name 'coralensis' refers to the Coral Sea.

Bicoloured Dottyback at 'Pixie's Pinnacle'

Erik Schlögl © Erik Schlögl

Standard Common Name

Bicoloured Dottyback

Alternative Name/s

Royal Dottyback, Bicolor Cichlops, Two-colour Dottyback, Two-tone Dottyback

Identification

The Bicoloured Dottyback is bright purple anteriorly and changes abruptly to yellow on the back half of the fish.

Size range

The species grows to 7 cm in length.

Similar Species

It looks similar to the Royal Dottyback, Pseudochromis paccagnellae.

Distribution

The species occurs in tropical marine waters of Australia and New Caledonia.

The map below shows the Australian distribution of the species based on public sightings and specimens in Australian Museums.  Source: Atlas of Living Australia.

Pseudochromis paccagnellae

Habitat

the Bicoloured Dottyback is found in coastal and offshore coral reefs.

Classification

Species:
coralensis
Genus:
Pictichromis
Family:
Pseudochromidae
Order:
Perciformes
Class:
Actinopterygii
Subphylum:
Vertebrata
Phylum:
Chordata
Kingdom:
Animalia

What does this mean?

References

  1. Allen, G.R. 1997. Marine Fishes of Tropical Australia and South-east Asia. Western Australian Museum. Pp. 292.
  2. Hoese, D.F., Bray, D.J., Paxton, J.R. & G.R. Allen. 2006. Fishes. In Beesley, P.L. & A. Wells. (eds) Zoological Catalogue of Australia. Volume 35. ABRS & CSIRO Publishing: Australia. parts 1-3, pages 1-2178.
  3. Kuiter, R.H. 1996. Guide to Sea Fishes of Australia. New Holland. Pp. 433.
  4. Randall, J.E., Allen, G.R. & R.C. Steene. 1997. Fishes of the Great Barrier Reef and Coral Sea. Crawford House Press. Pp. 557.


Mark McGrouther , Collection Manager, Ichthyology
Last Updated:

Tags Fishes, Ichthyology, Royal Dottyback, Pseudochromis paccagnellae, Pseudochromidae, distinctive colouration, tropical water, marine, Bicolor Cichlops, Two-colour Dottyback, Two-tone Dottyback, front half bright purple, back half bright yellow, < 10 cm, Great Barrier Reef, Pictichromis paccagnellae,