HomeCompare fishBloodfin tetra vs Glowlight tetra Bloodfin tetra vs Glowlight tetra: can they live together? Verdict: CompatibleBoth are comfortable at 24–28°C (75–82°F).A pH of 6.0–8.0 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideBloodfin tetraGlowlight tetraAdult size5.5 cm (2.2 in)5 cm (2 in)Minimum tank75 L (20 US gal)40 L (11 US gal)Temperature18–28°C (64–82°F)24–28°C (75–82°F)pH6.0–8.06.0–8.0Hardness10–30 dGH (178–535 ppm)5–12 dGH (89–214 ppm)TemperamentPeacefulPeacefulCommunity tankExcellentExcellentCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesBloodfin tetraAphyocharax anisitsiGlowlight tetraHemigrammus erythrozonus