HomeCompare fishGangetic leaffish vs Black ghost Gangetic leaffish vs Black ghost: can they live together? Verdict: Not recommendedThe Black ghost is aggressive towards other fish.The Gangetic leaffish is aggressive towards other fish.The Black ghost grows about twice as long as the Gangetic leaffish; watch for bullying or predation.Both are comfortable at 23–27°C (73–81°F).A pH of 6.9–8.0 suits both.Side by sideGangetic leaffishBlack ghostAdult size20 cm (7.9 in)50 cm (20 in)Minimum tank150 L (40 US gal)210 L (55 US gal)Temperature23–27°C (73–81°F)23–28°C (73–82°F)pH6.9–8.06.0–8.0Hardness10–20 dGH (178–357 ppm)5–10 dGH (89–178 ppm)TemperamentAggressiveAggressiveCommunity tankGoodGoodCare levelModerateModerateDietCarnivoreOmnivoreSpecies profilesGangetic leaffishNandus nandusBlack ghostApteronotus albifrons