Tridentiger trigonocephalus (Gill 1859)

Description: two dark brown interrupted stripes on body; the lower stripe runs from snout through eyes along mid-body to caudal fin; the upper stripe runs from above eyes backward to below posterior end of second dorsal fin, and continues as a saddle on peduncle; black spot on upper posterior peduncle; pale-yellow vertical stripe along the base of pectoral fine; narrow yellowish stripes along the bases of dorsal and anal fins; Number of scales along lateral line: 56; nineteen scales in transverse row; median predorsal scales 23, do not reach eyes (end about half eye diameter behind eye); no scales on opercle and preopercle; dorsal fins VI, I 13; anal fin I 11; pectoral fine: 20; pelvic fin I 5, fraenum developed; gill opening restricted, about the height of pectoral base; shoulder girdle under gill cover smooth; teeth tricuspid (Ref. 94829).

Oviparous (Ref. 56079). Male guards the eggs (Ref. 205).

Dorsal spines (total): 7; Dorsal soft rays (total): 12 - 14; Analspines: 1; Analsoft rays: 10 - 11

Found in oyster shells and crevices among barnacles and other fouling organisms (Ref. 2850). Also found in both mangrove and non-mangrove mudflats (Ref. 125515).

Found in oyster shells and crevices among barnacles and other fouling organisms (Ref. 2850). Oviparous (Ref. 205). Eggs are deposited in nests which are guarded by the male (Ref. 205).