Fin's Fish Guide
The Bighead triplefin (Trianectes bucephalus) is a saltwater fish of the family Tripterygiidae that grows up to 7 cm.
Description
The bighead triplefin is a small triplefin (Tripterygiidae) from coastal and brackish water of the western Pacific. The species grows to about 7 cm and has a stocky body with a notably large head and three separate dorsal fins. As a bottom-dweller it lives on rocky and weed-covered bottoms of shallow water and snaps at small invertebrates. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Bighead triplefin?
The Bighead triplefin has an elongate, eel-like body and is mainly brown.
Where does the Bighead triplefin live?
The Bighead triplefin lives in the sea (marine waters) and is mostly found around mixed bottom. Oceania: Australia
How big does the Bighead triplefin get?
The Bighead triplefin grows to a maximum of about 7 cm.
Is the Bighead triplefin dangerous to humans?
No, the Bighead triplefin is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.
More photos
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
More from the family Tripterygiidae
Want the complete picture on the Bighead triplefin?
Point your camera at the fish and Fin names the species in seconds. Free, and the Bighead triplefin is one of 12,519 species in the app.