Pigeon Gold DiscusHaving a similar pattern arrangement to Pigeon Red Discus, yet with a different color, Pigeon Yellow Discus (scientific name: Symphysodon sp.) creates a tranquil vibe thanks to its warm yellow color. The fish possess an average large size of around 58 inches, which means Discus fish normally require a fairly large aquarium tank to dwell in. It is even more important since they are also shoaling by nature, and are suggested to be kept in groups (from 6