HomeCompare fishLake Kutubu rainbowfish vs Reticulated corydoras Lake Kutubu rainbowfish vs Reticulated corydoras: can they live together? Verdict: CompatibleBoth are comfortable at 22–24°C (72–75°F).A pH of 7.0–8.0 suits both.Minimum tank for the pair: 210 L (55 US gal)Side by sideLake Kutubu rainbowfishReticulated corydorasAdult size10 cm (3.9 in)6 cm (2.4 in)Minimum tank210 L (55 US gal)75 L (20 US gal)Temperature20–24°C (68–75°F)22–26°C (72–79°F)pH7.0–8.06.0–8.0Hardness9–12 dGH (161–214 ppm)2–25 dGH (36–446 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesLake Kutubu rainbowfishMelanotaenia lacustrisReticulated corydorasCorydoras reticulatus