Discus (Symphysodon aequifasciatus) The Holy Grail of the South American Cichlid Keeping! These critters are so elegant as if they're from a royal blood family. However, looks can be very deceiving. This kind of fish is still a member of the Cichlid group so expect them to be territorial and somewhat bully against their tank mates. Avoid housing them with small fishes that fit into their mouths, so don't mix them with Microrasboras and Small Tetras. Shrimps will be eaten except for the bigger sp