Scientific Name
Stegastes planifrons
Common Name
Threespot damselfish
Biology
Dorsal
spines
(total): 12;
Dorsal
soft rays
(total): 15-17;
Anal
spines: 2;
Anal
soft rays: 13 - 14. Adults brownish gray with a yellowish cast; vertical dark lines following scale rows; a large blackish spot covering most of pectoral base, darkest near upper part; pectorals slightly dusky. The young are bright yellow with a large black spot at base of dorsal fin at junction of spinous and soft portions, a large black spot dorsally on caudal peduncle and a small one at upper pectoral base (Ref. 13442).