HomeCompare fishMosquitofish vs Bold characodon Mosquitofish vs Bold characodon: can they live together? Verdict: Not recommendedThe Bold characodon is best kept in a species tank.The Bold characodon is aggressive towards other fish.The Mosquitofish can be semi-aggressive or nip fins.Both are comfortable at 22–24°C (72–75°F).A pH of 7.0–8.0 suits both.Side by sideMosquitofishBold characodonAdult size4 cm (1.6 in)5 cm (2 in)Minimum tank40 L (11 US gal)75 L (20 US gal)Temperature12–29°C (54–84°F)22–24°C (72–75°F)pH6.0–8.07.0–8.0Hardness5–19 dGH (89–339 ppm)6–20 dGH (107–357 ppm)TemperamentSemi-aggressiveAggressiveCommunity tankGoodNot suitableCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesMosquitofishGambusia affinisBold characodonCharacodon audax