HomeCompare fishSlim betta vs Chinese sucker Slim betta vs Chinese sucker: can they live together? Verdict: Not recommendedThe Slim betta can be semi-aggressive or nip fins.An adult Chinese sucker is about 6 times the length of a Slim betta and may eat it.Both are comfortable at 24–28°C (75–82°F).A pH of 6.5–7.5 suits both.Side by sideSlim bettaChinese suckerAdult size10 cm (3.9 in)60 cm (24 in)Minimum tank75 L (20 US gal)455 L (120 US gal)Temperature24–30°C (75–86°F)18–28°C (64–82°F)pH6.5–7.56.0–7.5Hardness5–15 dGH (89–268 ppm)–TemperamentSemi-aggressivePeacefulCommunity tankGoodGoodCare levelEasyModerateDietOmnivoreOmnivoreSpecies profilesSlim bettaBetta bellicaChinese suckerMyxocyprinus asiaticus