HomeCompare fishClown rasbora vs Red rainbowfish Clown rasbora vs Red rainbowfish: can they live together? Verdict: CompatibleBoth are comfortable at 24–25°C (75–77°F).A pH of 7.0 suits both.Minimum tank for the pair: 150 L (40 US gal)Side by sideClown rasboraRed rainbowfishAdult size9 cm (3.5 in)12 cm (4.7 in)Minimum tank110 L (29 US gal)150 L (40 US gal)Temperature24–29°C (75–84°F)22–25°C (72–77°F)pH5.5–7.07.0–8.0Hardness2–10 dGH (36–178 ppm)9–19 dGH (161–339 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesClown rasboraRasbora kalochromaRed rainbowfishGlossolepis incisus