Clown triggerfish, also known as the bigspotted triggerfish, are demersal marine fish belonging to the family Balistidae, or commonly called triggerfish. The clown triggerfish has large white spots on its black belly and small black spots on its yellow back. It has a thick, white band under the eye and bright, yellow-orange lips. Its sharp teeth help it consume a diet of shelled animals. Clown triggerfish are generally shy and solitary but can be very aggressive.