The Hi-Hat, Equeus acuminatus, is a unique aquarium species that features a black and white striped body with a characteristic elongated dorsal fin. It is a peaceful fish that is suitable for a community tank. They will feed on a varied carnivorous diet so be cautious with tank pairings. The Hi-Hat is best kept in a tank of at least 100 gallons as they can grow up to 8 inches with plenty of live rock and a sandy substrate.