HomeCompare fishBengal loach vs Coolie loach Bengal loach vs Coolie loach: can they live together? Verdict: Not recommendedThe Bengal loach is aggressive towards other fish.Both are comfortable at 24–28°C (75–82°F).A pH of 6.5 suits both.Side by sideBengal loachCoolie loachAdult size15 cm (5.9 in)10 cm (3.9 in)Minimum tank210 L (55 US gal)40 L (11 US gal)Temperature23–28°C (73–82°F)24–30°C (75–86°F)pH6.5–7.55.5–6.5TemperamentAggressivePeacefulCommunity tank–GoodDietOmnivoreOmnivoreSpecies profilesBengal loachBotia darioCoolie loachPangio kuhlii