HomeCompare fishDwarf rainbowfish vs Dwarf botia Dwarf rainbowfish vs Dwarf botia: can they live together? Verdict: CompatibleBoth are comfortable at 25–28°C (77–82°F).A pH of 6.5–6.9 suits both.Minimum tank for the pair: 150 L (40 US gal)Side by sideDwarf rainbowfishDwarf botiaAdult size5 cm (2 in)5 cm (2 in)Minimum tank150 L (40 US gal)115 L (30 US gal)Temperature22–28°C (72–82°F)25–30°C (77–86°F)pH6.5–7.56.5–6.9Hardness8–18 dGH (143–321 ppm)1–15 dGH (18–268 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyModerateDietOmnivoreOmnivoreSpecies profilesDwarf rainbowfishMelanotaenia praecoxDwarf botiaYasuhikotakia sidthimunki