Although the nominal temperature range for the species in the wild is 18–22 °C (64–72 °F), it can survive water temperatures down to 5 °C (41 °F). This makes it an ideal fish for keeping in an unheated aquarium in cold climates. In fact, White Clouds are more active and healthier when kept at temperatures lower than those at which most tropical tanks are kept. Water hardness () should be from 5 to 19, and levels should range between 6.0 and 8.0. Also, the aquarium should have a top. White Clouds have been known to jump out on rare occasions.
White Spots Growing On Inside Of Aquarium Glass | My Aquarium Club
Very Fine White Stuff Floating On Top Of Water | My Aquarium Club
Freshwater Aquarium · Freshwater Fish; Catfish