Redfin Threefin (species: Helcogramma gymnauchen) in taxonomy (Lizard Island Field Guide)
Helcogramma gymnauchen
Redfin Threefin
Kingdom Animalia
Phylum Chordata
Class Actinopterygii
Order Perciformes
Family Tripterygiidae
Genus Helcogramma
Species Helcogramma gymnauchen



Distinguishing features

A solitary, bottom-dwelling fish with three translucent dorsal fins that are banded with red/brown. Body grey/translucent with 4-5 pairs of broad red/brown bands.


  • Up to 4.5 cm (length)

Depth range

  • Depth range data is not yet available.



©Atlas of Living Australia: Australian distribution

Web resources


References that assist with identification

  • Allen, G., R. Steene, P. Humann and N. Deloach (2003). Reef fish identification: Tropical Pacific New World Publications Inc., Jacksonville, FL, USA.