HomeCompare fishPygmy gourami vs Croaking gourami Pygmy gourami vs Croaking gourami: can they live together? Verdict: With cautionThe Croaking gourami is best kept in a species tank.The Croaking gourami can be semi-aggressive or nip fins.The Pygmy gourami is best kept in a species tank.Both are comfortable at 25–28°C (77–82°F).A pH of 6.0–7.0 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sidePygmy gouramiCroaking gouramiAdult size4 cm (1.6 in)7.6 cm (3 in)Minimum tank40 L (11 US gal)75 L (20 US gal)Temperature25–28°C (77–82°F)22–28°C (72–82°F)pH6.0–7.06.0–8.0Hardness5–19 dGH (89–339 ppm)5–19 dGH (89–339 ppm)TemperamentPeacefulSemi-aggressiveCommunity tankNot suitableNot suitableCare levelEasyModerateDietOmnivoreOmnivoreSpecies profilesPygmy gouramiTrichopsis pumilaCroaking gouramiTrichopsis vittata