Animal Species:Yellowmouth Moray, Gymnothorax nudivomer (Playfair & Gunther, 1867)

The inside of the mouth of the Yellowmouth Moray is bright yellow and the gill openings are surrounded by a dark blotch. The species occurs widely in tropical marine waters of the Indo-West Pacific.

Yellowmouth Moray at North Solitary Island

Ian Shaw © Ian Shaw

Standard Common Name

Yellowmouth Moray

Identification

The Yellowmouth Moray can be recognised by its colouration. It is light brown with white spots anteriorly, becoming darker posteriorly. The inside of the mouth is bright yellow and the gill openings are surrounded by a dark blotch.

The species has teeth arranged in a single compressed row in both jaws. Some of the teeth at the front of the upper jaw are enlarged.

Size range

The Yellowmouth Moray grows to 1 m in length.

Distribution

It is found widely in tropical marine waters of the Indo-West Pacific. In Australia it is known from tropical waters of Western Australia and from the Great Barrier Reef to northern 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.

Gymnothorax nudivomer

Distribution by collection data

Ozcam map of Yellowmouth Moray specimens in the Australian Museums.

What does this mean?

Classification

Species:
nudivomer
Genus:
Gymnothorax
Family:
Muraenidae
Order:
Anguilliformes
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. Allen, G.R. & R. Swainston. 1988. Bohlke, E.B. & J.E. McCosker. 2001. The moray eels of Australia and New Zealand, with the description of two new species (Anguilliformes: Muraenidae). Records of the Australian Museum. 53(1): 71-102.
  3. 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 fish, ichthyology, Yellowmouth Moray, Gymnothorax nudivomer, rocky, reef, Muraenidae, eel, yellow mouth, dots/spots, light brown, white spotes, white spots, > 1m, tropical water, marine, Great Barrier Reef,