Discus Fish Care Guide | Planted Aquarium The discus fish (or Symphysodon) is a freshwater fish of the cichlid genus. The fish’s common name is derived from its flattened shape. Unlike many cichlids, the discus thrives in groups, is generally calm, and tends to be shy with other species. Brightly colored and often intricately patterned, the discus fish is typically between 4.8–6.0 inches in length. Although discus fish can be challenging to keep, especially in a mixed tank, enthusiasts prize the

Discus Fish Care Guide FOR BEGINNERS