The 'scats' belong to the sub-order Percoidei and are grouped under the family Scatophagidae. These fish have laterally compressed bodies and are found in brackish and salt water. The dorsal fin has spines on the fore part and soft rays on the rear part. Both parts of the dorsal fin are joined at the base. The anal fin is similar, with four or more spines at the front and soft rays at the rear.