HomeCompare fishGlowlight tetra vs Chinese sucker Glowlight tetra vs Chinese sucker: can they live together? Verdict: Not recommendedAn adult Chinese sucker is about 12 times the length of a Glowlight tetra and may eat it.Both are comfortable at 24–28°C (75–82°F).A pH of 6.0–7.5 suits both.Side by sideGlowlight tetraChinese suckerAdult size5 cm (2 in)60 cm (24 in)Minimum tank40 L (11 US gal)455 L (120 US gal)Temperature24–28°C (75–82°F)18–28°C (64–82°F)pH6.0–8.06.0–7.5Hardness5–12 dGH (89–214 ppm)–TemperamentPeacefulPeacefulCommunity tankExcellentGoodCare levelEasyModerateDietOmnivoreOmnivoreSpecies profilesGlowlight tetraHemigrammus erythrozonusChinese suckerMyxocyprinus asiaticus