Animal Species:Shoulderspot Goby, Gnatholepis cauerensis (Bleeker, 1853)

The Shoulderspot Goby is whitish with red-brown lines along the sides of the body and 6-7 brown blotches on the lower sides. It has a thin dark bar running vertically through the eye and across the cheek. There is a dark-margined yellow to orange spot above the base of the pectoral fin.

A Shoulderspot Goby at North Solitary Island

Ian Shaw © Ian Shaw

Standard Common Name

Shoulderspot Goby

Identification

The Shoulderspot Goby is whitish with red-brown lines along the sides of the body and 6-7 brown blotches on the lower sides. It has a thin dark bar running vertically through the eye and across the cheek. There is a dark-margined yellow to orange spot above the base of the pectoral fin.

It is listed in most recent publications as Gnatholepis scapulostigma. The research of Randall and Greenfield has shown that cauerensis is the correct species name for this fish.

Size range

The species grows to 5.5 cm in length.

Distribution

In Australia it is recorded from south-western Western Australia, around the tropical north of the country and south to the central coast of New South Wales.

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

Gnatholepis cauerensis

Distribution by collection data

Ozcam map of Shoulderspot Goby specimens in the Australian Museum.

What does this mean?

Habitat

It is mostly found on coral reefs.

Classification

Species:
cauerensis
Genus:
Gnatholepis
Family:
Gobiidae
Class:
Actinopterygii
Subphylum:
Vertebrata
Phylum:
Chordata
Kingdom:
Animalia

What does this mean?

References

  • Allen, G.R. 1997. Marine Fishes of Tropical Australia and South-east Asia. Western Australian Museum. Pp. 292.
  • Hutchins, B. & R. Swainston. 1986. Sea Fishes of Southern Australia. Complete Field Guide for Anglers and Divers. Swainston Publishing. Pp. 180.
  • Kuiter, R.H. 2000. Coastal Fishes of South-eastern Australia. Gary Allen. Pp. 437.
  • Randall, J.E., Allen, G.R. & R.C. Steene. 1997. Fishes of the Great Barrier Reef and Coral Sea. Crawford House Press. Pp. 557.
  • Randall, J.E. & D.W. Greenfield. 2001. A preliminary review of the Indo-Pacific gobiid fishes of the genus Gnatholepis. Ichthyological Bulletin of the J.L.B. Smith Institute of Ichthyology. No. 69. Pp. 17.


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Tags fish, ichthyology, Gnatholepis cauerensis, Shoulderspot Goby, grey, green, brown, black, 'normal fish', < 10 cm, stripes or bands, mottled, coral reef, marine, adult,