How to raise goldfish better? Pay attention to the following aspects

No matter in ancient times or now, people are very fond of a kind of fish and never get tired of seeing them. He is the nobleman among the fish - the goldfish. Goldfish are cyprinids, which evolved from wild red and yellow carp. In the Jin Dynasty, there was a record of "red phosphorus fish". Can be called the quintessence of China. Goldfish is one of the three famous ornamental fishes in the world. It originated in China and has a history of more than 1,700 years. But do you think goldfish are easy to raise? In fact, goldfish are not easy to raise. There are also many precautions to keep goldfish in good condition.