HomeCompare fishLesser spiny eel vs Elephantnose fish Lesser spiny eel vs Elephantnose fish: can they live together? Verdict: Not recommendedThe Elephantnose fish is aggressive towards other fish.The Lesser spiny eel is aggressive towards other fish.Both are comfortable at 23–28°C (73–82°F).A pH of 6.5–7.0 suits both.Side by sideLesser spiny eelElephantnose fishAdult size38 cm (15 in)23 cm (9.1 in)Minimum tank115 L (30 US gal)115 L (30 US gal)Temperature20–28°C (68–82°F)23–28°C (73–82°F)pH6.5–7.56.0–7.0Hardness6–35 dGH (107–625 ppm)5–19 dGH (89–339 ppm)TemperamentAggressiveAggressiveCommunity tankGoodWith cautionCare levelEasyDifficultDietOmnivoreOmnivoreSpecies profilesLesser spiny eelMacrognathus aculeatusElephantnose fishGnathonemus petersii