The Barred knifejaw (Oplegnathus fasciatus) is a saltwater fish of the family Oplegnathidae that grows up to 80 cm.
Description
The barred knifejaw is a fish of the knifejaw family (Oplegnathidae) from the northwestern Pacific off Japan and Korea. The species grows to about 80 cm and has a deep, silver-grey body with several conspicuous black crossbars that fade with age, and a powerful, parrot-like beak with which it crushes hard prey. It inhabits coastal rocky reefs; juveniles stay near drifting seaweed. It feeds on shellfish, sea urchins, crustaceans and other hard-shelled life. It is a valued sport and food fish and is harmless to humans.
Frequently asked questions
How do you recognise the Barred knifejaw?
The Barred knifejaw has a flattened, disc-shaped body, is mainly silver-grey and shows a vertical stripes pattern.
Where does the Barred knifejaw live?
The Barred knifejaw lives in the sea (marine waters) and is mostly found around stony or rocky ground.
How big does the Barred knifejaw get?
The Barred knifejaw grows to a maximum of about 80 cm.
Is the Barred knifejaw dangerous to humans?
No, the Barred knifejaw is harmless to humans.
Is the Barred knifejaw edible?
Yes, the Barred knifejaw is commonly eaten.
Download Fin's Fish Guide
Identify fish in seconds, log your catches and dives. Join the TestFlight beta.
All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Oplegnathus
More from the family Oplegnathidae
Download Fin's Fish Guide
Identify fish in seconds, log your catches and dives. Join the TestFlight beta.