The coralgroupers a.k.a Kerapu Bara are species of the Plectropomus genus within the Grouper family. There are altogether 7 species of Plectropomus worldwide. They are relatively rare but popular food fish in Malaysia. Mainly found around coral reefs area from depths of 4 to 100 m. These groupers mainly feed on fishes and crustaceans.
Study shows their movement is highest between 0500 and 1000 hour, with the most movement during the twilight before sunrise. They are found to be least active at night.