Article · Wikipedia archive · Last revised Jul 22, 2026

Trachichthys

Trachichthys australis, the southern roughy, is a species of roughy and the only member of the genus Trachichthys, from Ancient Greek τραχύς (trakhús), meaning "rough", and ἰχθύς (ikhthús), meaning "fish". It is native to the waters off Australia, where it is found around coral reefs between 1 and 1,557 metres in depth. It can grow to a maximum length of 15.0 centimetres (5.9 in) SL.

Last revised
Jul 22, 2026
Read time
≈ 1 min
Length
137 w
Citations
2
Source
Trachichthys
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Trachichthyiformes
Family: Trachichthyidae
Genus: Trachichthys
G. Shaw, 1799
Species:
T. australis
Binomial name
Trachichthys australis
G. Shaw, 1799
Synonyms1
  • Amphiprion carinatus Schneider, 1801
  • Trachichthys jacksoniensis MacLeay, 1881

Trachichthys australis, the southern roughy, is a species of roughy and the only member of the genus Trachichthys, from Ancient Greek τραχύς (trakhús), meaning "rough", and ἰχθύς (ikhthús), meaning "fish". It is native to the waters off Australia, where it is found around coral reefs between 1 and 1,557 metres (3.3 and 5,108.3 ft) in depth. It can grow to a maximum length of 15.0 centimetres (5.9 in) SL.2

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