HomeCompare fishForktail rainbowfish vs Horseface loach Forktail rainbowfish vs Horseface loach: can they live together? Verdict: Not recommendedAn adult Horseface loach is about 4 times the length of a Forktail rainbowfish and may eat it.Both are comfortable at 25–26°C (77–79°F).A pH of 6.0–7.0 suits both.Side by sideForktail rainbowfishHorseface loachAdult size5 cm (2 in)20 cm (7.9 in)Minimum tank75 L (20 US gal)210 L (55 US gal)Temperature24–26°C (75–79°F)25–29°C (77–84°F)pH6.0–8.06.0–7.0Hardness5–12 dGH (89–214 ppm)1–12 dGH (18–214 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasy–DietOmnivoreOmnivoreSpecies profilesForktail rainbowfishPseudomugil furcatusHorseface loachAcantopsis choirorhynchos