The suitable water temperature for rainbow sharks is 24-26 degrees Celsius. Although the requirements for water quality are not high, it should be noted that rainbow sharks like old water and should not be replaced with new water. Because rainbow sharks are large tropical fish Therefore, when raising rainbow sharks, it is necessary to set up a slightly larger fish tank, and it is best to plant broad-leaved aquatic plants.

In addition, in terms of food, the rainbow shark has no requirements, it is an omnivorous Fish can not only eat most of the fish feed, but also the moss and water fleas in the fish tank.