Blue Tang Med 2”-2.5”The Blue Hippo Tang (Paracanthurus hepatus) is a coral safe fish that is usually peaceful towards other tank mates. It can be aggressive towards its own kind. In order to keep more than one Blue Tang, a group of juveniles will need to be added at the same time. It needs a 72" or bigger, 180+ gallon aquarium, when full grown. The aquarium should have lots of rock to hide in, and plenty of space to swim around. The diet of this fish should contain a