Fin's Fish Guide
The Tonkin weakfish (Cynoscion similis) is a saltwater fish of the family Sciaenidae that grows up to 60 cm.
South America: Brazil, Colombia, French Guiana, Grenada, Guyana, Curaçao I. and others
Description
The Tonkin weakfish is a croaker (Sciaenidae) from coastal and estuarine water of the western Atlantic and Caribbean. The species grows to about 50 cm and has an elongate, silvery body with a large mouth, in many species a pair of large canine teeth, and a swim bladder with which it makes a drumming sound. As a fast predator it hunts small fish and shrimp over sand and in the water column. It is a valued sport and food fish. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Tonkin weakfish?
The Tonkin weakfish has a torpedo-shaped body and is mainly silver-grey.
Where does the Tonkin weakfish live?
The Tonkin weakfish lives in the sea (marine waters) and is mostly found around sand or mud bottom. South America: Brazil, Colombia, French Guiana, Grenada, Guyana, Curaçao I. and others
How big does the Tonkin weakfish get?
The Tonkin weakfish grows to a maximum of about 60 cm. On average the species is around 40 cm.
Is the Tonkin weakfish dangerous to humans?
No, the Tonkin weakfish 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.
Is the Tonkin weakfish edible?
Yes, the Tonkin weakfish is commonly eaten.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Cynoscion
More from the family Sciaenidae
Want the complete picture on the Tonkin weakfish?
Point your camera at the fish and Fin names the species in seconds. Free, and the Tonkin weakfish is one of 12,519 species in the app.