Animal Species:Plain Cardinalfish, Apogon apogonides (Bleeker, 1856)

The Plain Cardinalfish is a small yellowish fish with two blue stripes through they eyes.

A Plain Cardinalfish at Tulamben

A Plain Cardinalfish at Tulamben
Ian Shaw © Ian Shaw

Alternative Name/s

Goldbelly Cardinalfish

Identification

The Plain Cardinalfish is mauve to reddish-grey above grading to yellow below. It has a blue-margined dark stripe from the snout to the eye and two blue stripes continuing through they eye and across the operculum. There are blue spots on the sides of the body. The tip of the first dorsal fin is black.

Size range

10 cm

Distribution

It occurs throughout the tropical Indo-west Pacific.In Australia it is known from the Great Barrier Reef, Queensland and islands of the Coral Sea.

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

Apogon apogonides

Distribution by collection data

Ozcam map of Plain Cardinalfish specimens in the Australian Museums.

What does this mean?

Habitat

The species occurs in coral reef and inshore waters. It is most often seen at depths exceeding 30 m but is infrequently seen in waters as shallow as 2 m in sheltered bays and lagoons.

Mating and reproduction

Males mouth-brood the eggs.

Classification

Species:
apogonides
Genus:
Apogon
Family:
Apogonidae
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.
  • Kuiter, R.H. 1996. Guide to Sea Fishes of Australia. New Holland. Pp. 433.
  • Randall, J.E. 2005. Reef and Shore Fishes of the South Pacific: New Caledonia to Tahiti and the Pitcairn Islands. University of Hawai’i Press. Pp. 584.
  • Randall, J.E., Allen, G.R. & R.C. Steene. 1997. Fishes of the Great Barrier Reef and Coral Sea. Crawford House Press. Pp. 557.


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Tags Plain Cardinalfish, Apogon apogonides, small, stripes or bands, blue stripes, Goldbelly Cardinalfish, mauve, reddish-grey, yellow, dots/spots, < 10 cm, tropical water, Great Barrier Reef, coral reef, inshore water, Males mouth-brood the eggs, marine,