HomeCompare fishTami River rainbowfish vs Forktail rainbowfish Tami River rainbowfish vs Forktail rainbowfish: can they live together? Verdict: With cautionThe Tami River rainbowfish is best kept in a species tank.Their temperature ranges only just meet, at 24°C (75°F).A pH of 7.0–8.0 suits both.Minimum tank for the pair: 210 L (55 US gal)Side by sideTami River rainbowfishForktail rainbowfishAdult size8 cm (3.1 in)5 cm (2 in)Minimum tank210 L (55 US gal)75 L (20 US gal)Temperature22–24°C (72–75°F)24–26°C (75–79°F)pH7.0–8.06.0–8.0Hardness9–19 dGH (161–339 ppm)5–12 dGH (89–214 ppm)TemperamentPeacefulPeacefulCommunity tankNot suitableGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesTami River rainbowfishGlossolepis pseudoincisusForktail rainbowfishPseudomugil furcatus