There is a genus of three species of freshwater cichlid fish called Symphysodon discus. These are the fish that are very popular with us aquarists. These discus fish are native to South America, found in the calm tributaries of the Amazon River basin. The three species of discus fish include: Heckel discus, and blue discus/brown discus, and the sometimes referred to green discus fish.
These discus fish are carnivorous, and feed on crustaceans, insects, worms and plant.
For more information on the Symphysodon discus,
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