Goldfish is a common ornamental fish, which can be used as decoration at home. To breed goldfish, the first thing to pay attention to is the problem of fish tank. Fish tank can not be too small, the specific size of the fish tank to buy needs to be adjusted according to the number of fish. Generally speaking, the number of one-time farming can not be too much, otherwise goldfish can easily die because of lack of oxygen.
Culture goldfish, fish tank water quality is also very important. If the water is not changed for a long time, the water quality will be very poor, the oxygen content will be reduced, and the fish will easily die. Therefore, water needs to be changed regularly, generally at least once a week. When changing water, tap water can not be used directly, it needs to be put in the sun for a period of time before it can be used. In addition, the amount of water change each time can not be too much, in one third or one quarter can be.
breeding goldfish, but also need to feed goldfish regularly. In general, feed once or twice a day. To feed them, you can choose some special fish feed, you can also buy some live animal feed such as mealworms, or feed some noodles, rice and so on. However, the amount of each feeding should not be too much, the specific amount can be adjusted according to the number of goldfish.
The water needs to contain enough oxygen to meet the needs of goldfish growth, otherwise not only do they not develop well, but also may die. In order to supplement oxygen, some green plants can be planted in the fish tank, and then a certain amount of light is provided every day, so that the green plants can produce oxygen to supplement the oxygen content in the water.
