HomeCompare fishDemon eartheater vs Goldeneye cichlid Demon eartheater vs Goldeneye cichlid: can they live together? Verdict: Not recommendedAn adult Demon eartheater is about 3 times the length of a Goldeneye cichlid and may eat it.Both are comfortable at 24–27°C (75–81°F).A pH of 6.3–7.0 suits both.Side by sideDemon eartheaterGoldeneye cichlidAdult size25 cm (9.8 in)7.5 cm (3 in)Minimum tank210 L (55 US gal)75 L (20 US gal)Temperature23–28°C (73–82°F)24–27°C (75–81°F)pH6.3–7.06.0–8.0Hardness5–10 dGH (89–178 ppm)5–19 dGH (89–339 ppm)TemperamentPeacefulPeacefulCommunity tank–GoodCare levelModerateEasyDietOmnivoreCarnivoreSpecies profilesDemon eartheaterSatanoperca jurupariGoldeneye cichlidNannacara anomala