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Name : Roa jayakari

Class : Actinopterygii

Order : Perciformes

Family : Chaetodontidae 

Description :

Disc shaped body and strongly compressed, head profile is concave; Snout moderately long, eye diameter greater than snout length; Interorbital distance is narrow, Origin of dorsal fin is high above the posterior end of head, the fin base is long, its spinous section is deeply incised and the base is almost horizontal, curving gradually downward from last few spines to caudal peduncle with soft section strongly angled downward; Lateral line dips at a blunt angle posteriorly and ends below posterior part of the soft dorsal; Caudal peduncle is moderately deep and caudal fin truncate The species has three vertical dark brown bands(1. at dorsal origin through eye and over cheek, 2. from below 3rd and 5th dorsal spines narrowing gradually and reaches to middle of abdomen, 3.from below last three dorsal spines towards caudal peduncle, narrowing and continues to anal fin

Size

Maximum length: 14.1 cm TL, common length: 10-12 cm TL

Diet

Feeds on algae and invertebrates

Utilization

It is popular as an aquarium fish

Gears

Gillnet, trawl