Spotted knifejaw (Oplegnathus punctatus) is a saltwater species recorded in Hong Kong. It is mainly found over reef, coral, rocky, at depths of 3–135 m. The main season in Hong Kong runs spring, autumn.
Scientific name: Oplegnathus punctatus · Water: Saltwater · Season: Spring, Autumn
Size: up to 86 cm
Weight: up to 12.1 kg
The spotted knifejaw is an oplegnathid that lives on rocky and coral reefs from 3 to 135 m, and it migrates within the sea. The juveniles associate with drifting seaweed. Its range is the Pacific, from central Honshu in Japan to the South China Sea; it is also known from Hawaii and has been reported at Norfolk Island. Maximum length is about 86 cm total length, and it can weigh about 12.1 kg. It is a commercial species, is commercially farmed and is a game fish. Trophic level is 3.6 and fishing vulnerability moderate at 37 of 100. It is in season in spring and autumn.
Back to home · Hong Kong · Species library