HomeCompare fishCrescent betta vs Chinese sucker Crescent betta vs Chinese sucker: can they live together? Verdict: Not recommendedAn adult Chinese sucker is about 10 times the length of a Crescent betta and may eat it.Both are comfortable at 24–28°C (75–82°F).A pH of 6.0–7.0 suits both.Side by sideCrescent bettaChinese suckerAdult size6 cm (2.4 in)60 cm (24 in)Minimum tank40 L (11 US gal)455 L (120 US gal)Temperature24–30°C (75–86°F)18–28°C (64–82°F)pH6.0–7.06.0–7.5Hardness5–19 dGH (89–339 ppm)–TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyModerateDietOmnivoreOmnivoreSpecies profilesCrescent bettaBetta imbellisChinese suckerMyxocyprinus asiaticus