HomeCompare fishBloodfin tetra vs Butterfly splitfin Bloodfin tetra vs Butterfly splitfin: can they live together? Verdict: CompatibleBoth are comfortable at 26–28°C (79–82°F).A pH of 6.0–8.0 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideBloodfin tetraButterfly splitfinAdult size5.5 cm (2.2 in)8 cm (3.1 in)Minimum tank75 L (20 US gal)75 L (20 US gal)Temperature18–28°C (64–82°F)26–32°C (79–90°F)pH6.0–8.06.0–8.0Hardness10–30 dGH (178–535 ppm)9–19 dGH (161–339 ppm)TemperamentPeacefulPeacefulCommunity tankExcellentGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesBloodfin tetraAphyocharax anisitsiButterfly splitfinAmeca splendens