According to the search of pet search network, the scavenger is not a cold-water fish, but a tropical freshwater fish, which is suitable for living in the water temperature of 22-28 degrees and can tolerate a certain low temperature, but if the temperature is too low in winter, the scavenger will die. The vitality of the scavenger is tenacious, and he is afraid of salt and medicine. When raising a sweeper, the owner does not need to sprinkle salt into the fish tank when changing water.