Bullhead triplefin

The bullhead triplefin is a fish of the family Tripterygiidae and only member of the genus 'Trianectes'''''

Description

Its length is up to about 7 cm.
This nocturnal species is infrequently observed, during the day it often shelters beneath small rocks.

Ecosystem

The bullhead triplefin is found in the eastern Indian Ocean around southern Australia, from Western Australia to Victoria and Tasmania at depths down to 5 m. The animal inhabits intertidal areas.