HomeCompare fishLake Kutubu rainbowfish vs Clown loach Lake Kutubu rainbowfish vs Clown loach: can they live together? Verdict: Not recommendedAn adult Clown loach is about 5 times the length of a Lake Kutubu rainbowfish and may eat it.Their temperature ranges only just meet, at 24°C (75°F).A pH of 7.0–7.5 suits both.Side by sideLake Kutubu rainbowfishClown loachAdult size10 cm (3.9 in)50 cm (20 in)Minimum tank210 L (55 US gal)210 L (55 US gal)Temperature20–24°C (68–75°F)24–30°C (75–86°F)pH7.0–8.05.0–7.5Hardness9–12 dGH (161–214 ppm)5–12 dGH (89–214 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyModerateDietOmnivoreOmnivoreSpecies profilesLake Kutubu rainbowfishMelanotaenia lacustrisClown loachChromobotia macracanthus