HomeCompare fishGlowlight tetra vs Eel Loach Glowlight tetra vs Eel Loach: can they live together? Verdict: Not recommendedAn adult Eel Loach is about 38 times the length of a Glowlight tetra and may eat it.Both are comfortable at 24–26°C (75–79°F).A pH of 6.0 suits both.Side by sideGlowlight tetraEel LoachAdult size5 cm (2 in)190.5 cm (75 in)Minimum tank40 L (11 US gal)75 L (20 US gal)Temperature24–28°C (75–82°F)24–26°C (75–79°F)pH6.0–8.05.0–6.0Hardness5–12 dGH (89–214 ppm)5–12 dGH (89–214 ppm)TemperamentPeacefulPeacefulCommunity tankExcellentGoodCare levelEasyEasyDietOmnivoreCarnivoreSpecies profilesGlowlight tetraHemigrammus erythrozonusEel LoachPangio anguillaris