HomeCompare fishIndian glassy fish vs Crescent betta Indian glassy fish vs Crescent betta: can they live together? Verdict: CompatibleBoth are comfortable at 24–30°C (75–86°F).A pH of 7.0 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideIndian glassy fishCrescent bettaAdult size8 cm (3.1 in)6 cm (2.4 in)Minimum tank75 L (20 US gal)40 L (11 US gal)Temperature20–30°C (68–86°F)24–30°C (75–86°F)pH7.0–8.26.0–7.0Hardness9–19 dGH (161–339 ppm)5–19 dGH (89–339 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesIndian glassy fishParambassis rangaCrescent bettaBetta imbellis