HomeCompare fishHead-and-taillight tetra vs Horseface loach Head-and-taillight tetra vs Horseface loach: can they live together? Verdict: Not recommendedAn adult Horseface loach is about 4 times the length of a Head-and-taillight tetra 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 sideHead-and-taillight tetraHorseface loachAdult size5 cm (2 in)20 cm (7.9 in)Minimum tank75 L (20 US gal)210 L (55 US gal)Temperature22–26°C (72–79°F)25–29°C (77–84°F)pH6.0–8.06.0–7.0Hardness5–19 dGH (89–339 ppm)1–12 dGH (18–214 ppm)TemperamentPeacefulPeacefulCommunity tankExcellentGoodCare levelEasy–DietOmnivoreOmnivoreSpecies profilesHead-and-taillight tetraHemigrammus ocelliferHorseface loachAcantopsis choirorhynchos