HomeCompare fishBloodfin tetra vs Bleeding-heart tetra Bloodfin tetra vs Bleeding-heart tetra: can they live together? Verdict: CompatibleBoth are comfortable at 23–28°C (73–82°F).A pH of 6.0–7.2 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideBloodfin tetraBleeding-heart tetraAdult size5.5 cm (2.2 in)6 cm (2.4 in)Minimum tank75 L (20 US gal)75 L (20 US gal)Temperature18–28°C (64–82°F)23–28°C (73–82°F)pH6.0–8.05.6–7.2Hardness10–30 dGH (178–535 ppm)3–12 dGH (54–214 ppm)TemperamentPeacefulPeacefulCommunity tankExcellentGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesBloodfin tetraAphyocharax anisitsiBleeding-heart tetraHyphessobrycon erythrostigma