HomeCompare fishEmerald catfish vs Spotted corydoras Emerald catfish vs Spotted corydoras: can they live together? Verdict: CompatibleBoth are comfortable at 23–28°C (73–82°F).A pH of 6.0–7.2 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideEmerald catfishSpotted corydorasAdult size8 cm (3.1 in)4.9 cm (1.9 in)Minimum tank75 L (20 US gal)–Temperature22–28°C (72–82°F)23–28°C (73–82°F)pH5.8–8.06.0–7.2Hardness2–30 dGH (36–535 ppm)2–25 dGH (36–446 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesEmerald catfishBrochis splendensSpotted corydorasCorydoras ambiacus