HomeCompare fishBlackbarred limia vs Slim betta Blackbarred limia vs Slim betta: can they live together? Verdict: With cautionThe Slim betta can be semi-aggressive or nip fins.Both are comfortable at 25–28°C (77–82°F).A pH of 7.0–7.5 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideBlackbarred limiaSlim bettaAdult size6 cm (2.4 in)10 cm (3.9 in)Minimum tank–75 L (20 US gal)Temperature25–28°C (77–82°F)24–30°C (75–86°F)pH7.0–8.06.5–7.5Hardness9–19 dGH (161–339 ppm)5–15 dGH (89–268 ppm)TemperamentPeacefulSemi-aggressiveCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesBlackbarred limiaLimia nigrofasciataSlim bettaBetta bellica