Maximum length 30cm, olive-green/ grey with a black mask over the eyes and pectoral fins, mouth has a black border. Usually solitary but schools during mating period. Some authors believe this to be a variation of the species Arothron nigropunctatus.
Associated with coral reefs, from surface to 20m depth. (text source: wikipedia)
Picture: Cozumel, Mexico by Sami Salmenkivi
