HomeCompare fishBluespotted corydoras vs Slim betta Bluespotted corydoras vs Slim betta: can they live together? Verdict: With cautionThe Slim betta can be semi-aggressive or nip fins.Both are comfortable at 24–26°C (75–79°F).A pH of 6.5–7.5 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideBluespotted corydorasSlim bettaAdult size5.7 cm (2.2 in)10 cm (3.9 in)Minimum tank–75 L (20 US gal)Temperature22–26°C (72–79°F)24–30°C (75–86°F)pH6.0–8.06.5–7.5Hardness2–25 dGH (36–446 ppm)5–15 dGH (89–268 ppm)TemperamentPeacefulSemi-aggressiveCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesBluespotted corydorasCorydoras melanistiusSlim bettaBetta bellica