HomeCompare fishBlack sharkminnow vs Black ghost Black sharkminnow vs Black ghost: can they live together? Verdict: Not recommendedThe Black ghost is aggressive towards other fish.Both are comfortable at 24–27°C (75–81°F).A pH of 6.5–7.5 suits both.Side by sideBlack sharkminnowBlack ghostAdult size90 cm (35 in)50 cm (20 in)Minimum tank475 L (125 US gal)210 L (55 US gal)Temperature24–27°C (75–81°F)23–28°C (73–82°F)pH6.5–7.56.0–8.0Hardness2–15 dGH (36–268 ppm)5–10 dGH (89–178 ppm)TemperamentPeacefulAggressiveCommunity tankGoodGoodCare levelEasyModerateDietOmnivoreOmnivoreSpecies profilesBlack sharkminnowLabeo chrysophekadionBlack ghostApteronotus albifrons