HomeCompare fishClown barb vs Slim betta Clown barb vs Slim betta: can they live together? Verdict: With cautionThe Slim betta can be semi-aggressive or nip fins.Both are comfortable at 24–28°C (75–82°F).A pH of 6.5–7.0 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideClown barbSlim bettaAdult size14 cm (5.5 in)10 cm (3.9 in)Minimum tank75 L (20 US gal)75 L (20 US gal)Temperature24–28°C (75–82°F)24–30°C (75–86°F)pH6.0–7.06.5–7.5Hardness7–17 dGH (125–303 ppm)5–15 dGH (89–268 ppm)TemperamentPeacefulSemi-aggressiveCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesClown barbPuntius everettiSlim bettaBetta bellica