HomeCompare fishClown barb vs Pearl danio Clown barb vs Pearl danio: can they live together? Verdict: With cautionThe Clown barb grows about twice as long as the Pearl danio; watch for bullying or predation.Both are comfortable at 24–25°C (75–77°F).A pH of 6.0–7.0 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideClown barbPearl danioAdult size14 cm (5.5 in)5 cm (2 in)Minimum tank75 L (20 US gal)75 L (20 US gal)Temperature24–28°C (75–82°F)20–25°C (68–77°F)pH6.0–7.06.0–8.0Hardness7–17 dGH (125–303 ppm)5–19 dGH (89–339 ppm)TemperamentPeacefulPeacefulCommunity tankGoodExcellentCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesClown barbPuntius everettiPearl danioDanio albolineatus