HomeCompare fishZig-zag eel vs Pirapatinga Zig-zag eel vs Pirapatinga: can they live together? Verdict: Not recommendedThe Pirapatinga is best kept in a species tank.The Zig-zag eel is aggressive towards other fish.The Pirapatinga grows about twice as long as the Zig-zag eel; watch for bullying or predation.Both are comfortable at 22–27°C (72–81°F).A pH of 6.5–6.8 suits both.Side by sideZig-zag eelPirapatingaAdult size38 cm (15 in)88 cm (35 in)Minimum tank475 L (125 US gal)–Temperature22–27°C (72–81°F)22–28°C (72–82°F)pH6.5–7.54.8–6.8Hardness–4–15 dGH (71–268 ppm)TemperamentAggressivePeacefulCommunity tankGoodNot suitableCare levelEasyEasyDietOmnivoreHerbivoreSpecies profilesZig-zag eelMastacembelus armatusPirapatingaPiaractus brachypomus