HomeCompare fishIndian glassy fish vs Red rainbowfish Indian glassy fish vs Red rainbowfish: can they live together? Verdict: CompatibleBoth are comfortable at 22–25°C (72–77°F).A pH of 7.0–8.0 suits both.Minimum tank for the pair: 150 L (40 US gal)Side by sideIndian glassy fishRed rainbowfishAdult size8 cm (3.1 in)12 cm (4.7 in)Minimum tank75 L (20 US gal)150 L (40 US gal)Temperature20–30°C (68–86°F)22–25°C (72–77°F)pH7.0–8.27.0–8.0Hardness9–19 dGH (161–339 ppm)9–19 dGH (161–339 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesIndian glassy fishParambassis rangaRed rainbowfishGlossolepis incisus