Fin's Fish Guide
The Threeline tonguefish (Cynoglossus trigrammus) is a brackish-water fish of the family Cynoglossidae that grows up to 31 cm.
Description
The Threeline tonguefish is a tonguefish (Cynoglossidae) from coastal and estuarine water of the Indo-West Pacific. The species grows to about 20 cm and has a flattened, elongate, leaf-shaped body tapering to a point at the rear, with both eyes on the left side and a down-curved snout. As a bottom-dweller it lies buried on sand and mud bottoms and snaps at small worms, crustaceans and molluscs. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Threeline tonguefish?
The Threeline tonguefish has an elongate, eel-like body and is mainly brown.
Where does the Threeline tonguefish live?
The Threeline tonguefish lives in brackish water and is mostly found around sand or mud bottom. Asia: China, Taiwan/Ch Taipei, Viet Nam, Thailand
How big does the Threeline tonguefish get?
The Threeline tonguefish grows to a maximum of about 31 cm.
Is the Threeline tonguefish dangerous to humans?
No, the Threeline tonguefish 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.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Cynoglossus
More from the family Cynoglossidae
Want the complete picture on the Threeline tonguefish?
Point your camera at the fish and Fin names the species in seconds. Free, and the Threeline tonguefish is one of 12,519 species in the app.