Arowana is a freshwater fish. They mainly live in Thailand, Malay Peninsula and Indonesia, and their distribution areas are all in subtropical and tropical areas of Southeast Asia, so they belong to tropical freshwater fish. Arowana has low requirements for water quality, as long as the water quality remains neutral. You can't use tap water for breeding arowana, because tap water contains chlorine, and it can only be used after 2-3 days of contact. 1. Is arowana a freshwater fish? Arowana is a kind of freshwater fish, because they are mainly distributed in Thailand, Malaysia Peninsula and Indonesia inland, belonging to tropical freshwater fish. Arowana is a small ornamental fish. Because of its gorgeous body color and gentle personality, it is now welcomed by many fish friends. Arowana has strong adaptability to the environment and can survive at the low temperature of 14℃, but the lethal water temperature is 1 1- 12℃. Moreover, their demand for oxygen is not high. If the dissolved oxygen in the water is low, they will surface to breathe.
Second, what does arowana like? Arowana does not have too high requirements for water quality, as long as the water quality is clean, refreshing and neutral. Tap water can't be used for breeding arowana, because tap water contains a lot of chlorine, which will affect the health of arowana, and it takes 2-3 days to be exposed to the sun.
If you have a circulating filtration system, you can change the water once a week. If you don't have a filtration system, you need to change the water twice a week. When the temperature is high, it is best to change it three times a week. Arowana doesn't need to change much water at a time, only one-third of the total water. Pay attention to the temperature difference when changing water. The temperature difference between new water and old water should not exceed 2℃.