HomeCompare fishRedtail botia / Blue botia vs Coolie loach Redtail botia / Blue botia vs Coolie loach: can they live together? Verdict: Not recommendedThe Redtail botia / Blue botia is aggressive towards other fish.Both are comfortable at 24–27°C (75–81°F).A pH of 6.5 suits both.Side by sideRedtail botia / Blue botiaCoolie loachAdult size15 cm (5.9 in)10 cm (3.9 in)Minimum tank285 L (75 US gal)40 L (11 US gal)Temperature24–27°C (75–81°F)24–30°C (75–86°F)pH6.5–8.05.5–6.5TemperamentAggressivePeacefulCommunity tank–GoodDietOmnivoreOmnivoreSpecies profilesRedtail botia / Blue botiaYasuhikotakia modestaCoolie loachPangio kuhlii