HomeCompare fishGlowlight tetra vs Blackbarred limia Glowlight tetra vs Blackbarred limia: can they live together? Verdict: CompatibleBoth are comfortable at 25–28°C (77–82°F).A pH of 7.0–8.0 suits both.Minimum tank for the pair: 40 L (11 US gal)Side by sideGlowlight tetraBlackbarred limiaAdult size5 cm (2 in)6 cm (2.4 in)Minimum tank40 L (11 US gal)–Temperature24–28°C (75–82°F)25–28°C (77–82°F)pH6.0–8.07.0–8.0Hardness5–12 dGH (89–214 ppm)9–19 dGH (161–339 ppm)TemperamentPeacefulPeacefulCommunity tankExcellentGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesGlowlight tetraHemigrammus erythrozonusBlackbarred limiaLimia nigrofasciata