The Masked Pufferfish is a species of Pufferfish. This kind of fish lives only in the Red Sea. The maximum length is 30 cm, with olive-green/grey with a black mask over the eyes and pectoral fins and the mouth has a black border. this fish is usually solitary but schools during mating period. Some authors believe this to be a variation of the Blackspotted Pufferfish. This pufferfish is associated with coral reefs, from the surface to 20m in depth.