HomeCompare fishGangetic leaffish vs Head-and-taillight tetra Gangetic leaffish vs Head-and-taillight tetra: can they live together? Verdict: Not recommendedThe Gangetic leaffish is aggressive towards other fish.An adult Gangetic leaffish is about 4 times the length of a Head-and-taillight tetra and may eat it.Both are comfortable at 23–26°C (73–79°F).A pH of 6.9–8.0 suits both.Side by sideGangetic leaffishHead-and-taillight tetraAdult size20 cm (7.9 in)5 cm (2 in)Minimum tank150 L (40 US gal)75 L (20 US gal)Temperature23–27°C (73–81°F)22–26°C (72–79°F)pH6.9–8.06.0–8.0Hardness10–20 dGH (178–357 ppm)5–19 dGH (89–339 ppm)TemperamentAggressivePeacefulCommunity tankGoodExcellentCare levelModerateEasyDietCarnivoreOmnivoreSpecies profilesGangetic leaffishNandus nandusHead-and-taillight tetraHemigrammus ocellifer