goldfish in the medium-sized fish is good to raise. It does not require high temperature, and it can survive at a temperature of not less than 22 degrees Celsius. If you want to keep it well, you can adjust the temperature between 24 and 29 degrees Celsius. It likes acidic water quality, and can add appropriate salt to the tap water after drying to adjust PH. Change water 2 ~ 3 times a week. When changing water, one third of the old water is pumped out and new water is added. Note that the temperature difference between new water and old water should not be too large, so as not to reduce the water temperature after mixing. In the process of feeding, live animals should be selected as far as possible as its food. It is generally fed with small fish, minced shrimp meat and insects.
Turn on the light to illuminate the arowana can deepen its body color, increase the gold texture, make it more ornamental. If there is enough light in the room, there is no need to turn on the light. When you breed in a room with poor lighting or when the weather is dark, you need to turn on the lights. The arowana must receive 6 to 8 hours of white light every day to ensure that it can climb back and hair color normally. In addition, the position of the light is also very important. If the light is not uniform, it will make the arowana swim slowly, or even lose its eyes. It is recommended to choose a white light tube and place it on the top of the water tank.
