HomeCompare fishBloodfin tetra vs Black sharkminnow Bloodfin tetra vs Black sharkminnow: can they live together? Verdict: Not recommendedAn adult Black sharkminnow is about 16 times the length of a Bloodfin tetra and may eat it.Both are comfortable at 24–27°C (75–81°F).A pH of 6.5–7.5 suits both.Side by sideBloodfin tetraBlack sharkminnowAdult size5.5 cm (2.2 in)90 cm (35 in)Minimum tank75 L (20 US gal)475 L (125 US gal)Temperature18–28°C (64–82°F)24–27°C (75–81°F)pH6.0–8.06.5–7.5Hardness10–30 dGH (178–535 ppm)2–15 dGH (36–268 ppm)TemperamentPeacefulPeacefulCommunity tankExcellentGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesBloodfin tetraAphyocharax anisitsiBlack sharkminnowLabeo chrysophekadion