The Hippo Tang, also known as the Blue Tang, is a popular addition to any aquarium. This stunning fish can grow up to 12 inches in size, making it a larger species that requires plenty of space to swim. Its diet consists mainly of algae and plant matter, but it can also be fed small amounts of meaty foods. When it comes to compatibility, the Hippo Tang can be kept with other peaceful fish of similar size and temperament. The hippo tang should be housed in an aquarium of at least 180 gallons. With its vibrant blue color and unique shape, the Hippo Tang is sure to be a standout in any aquarium.