HomeCompare fishBlyth's loach vs Pond loach Blyth's loach vs Pond loach: can they live together? Verdict: Not recommendedThe Blyth's loach is aggressive towards other fish.The Pond loach grows about twice as long as the Blyth's loach; watch for bullying or predation.Both are comfortable at 22–25°C (72–77°F).A pH of 6.5–7.5 suits both.Side by sideBlyth's loachPond loachAdult size11 cm (4.3 in)30.5 cm (12 in)Minimum tank210 L (55 US gal)115 L (30 US gal)Temperature22–26°C (72–79°F)10–25°C (50–77°F)pH6.5–7.56.0–8.0Hardness–2–12 dGH (36–214 ppm)TemperamentAggressivePeacefulCommunity tank–GoodCare levelModerateModerateDietOmnivoreOmnivoreSpecies profilesBlyth's loachSyncrossus berdmoreiPond loachMisgurnus anguillicaudatus