Titan triggerfish's description
The titan triggerfish, giant triggerfish (Balistoides viridescens) is a large species of triggerfish found in lagoons and at reefs to depths of 50 m (160 ft) in most of the Indo-Pacific.
Short description - Dorsal spines (total): 3; Dorsal soft rays (total): 24-26; Anal spines: 0; Anal soft rays: 22 - 24. Fish has a deep grove before eye; scaleless area around lips, continuing and narrowing posterior to corner of mouth; small forward-curving spines in about five rows on side of and a short distance anterior to caudal peduncle. Caudal peduncle compressed.