HomeCompare fishGoldeneye cichlid vs Red discus Goldeneye cichlid vs Red discus: can they live together? Verdict: With cautionThe Red discus grows about twice as long as the Goldeneye cichlid; watch for bullying or predation.Their temperature ranges only just meet, at 27°C (81°F).A pH of 6.0–6.5 suits both.Minimum tank for the pair: 210 L (55 US gal)Side by sideGoldeneye cichlidRed discusAdult size7.5 cm (3 in)18 cm (7.1 in)Minimum tank75 L (20 US gal)210 L (55 US gal)Temperature24–27°C (75–81°F)27–33°C (81–91°F)pH6.0–8.04.2–6.5Hardness5–19 dGH (89–339 ppm)–TemperamentPeacefulPeacefulCommunity tankGood–Care levelEasyModerateDietCarnivoreCarnivoreSpecies profilesGoldeneye cichlidNannacara anomalaRed discusSymphysodon discus