Description

Also known as Tigerfish.

Found in schools, over shallow, sandy bottoms, and seagrass beds, in brackish waters, of estuaries, mangroves, and coastal shorelines.
They feed on algae, small fish, and benthic invertebrates.
Length - 38cm
Depth - 0-20m
Eastern Indian Ocean - Australia

Grunters have this name because of the loud grunting noise that is produced by the swimbladder. Ref: https://www.fishbase.se/summary/14942