Canvas pond is a low-cost fish culture method at present, which can be used for both ornamental fish and edible fish. However, because of poor transparency and low landing point, ornamental fish are only suitable for breeding some species, such as goldfish and koi fish. If you eat fish, there are many kinds to choose from, such as perch and Pelteobagrus fulvidraco, which are very suitable for raising in canvas pools. 1. Goldfish Goldfish is one of the three major ornamental fish, which originated in China. As ponds or water tanks were used in early culture, the cultured varieties are ornamental, and it is more suitable to raise them in canvas ponds. But also has strong adaptability, low requirement on water quality, miscellaneous eating habits and easier feeding.

Second, koi fish koi fish is an ornamental fish cultivated by carp, and it is also a wide-temperature fish, which inherits many characteristics of carp, such as mild temperament and strong adaptability. It's also good in canvas ponds. But it is better to control the problem, because its growth is closely related to temperature.

3. Perch is a common edible fish. Its meat is tender, with few thorns, no fishy smell and rich nutritional value. It is also feasible to raise it in a canvas pond. In order to ensure its health, in addition to daily feeding, it is necessary to prepare an oxygen pump to ventilate it all day.

4. Pelteobagrus fulvidraco is a very common freshwater fish. It usually lives in lakes with many aquatic plants and has a mixed diet. It can be raised in a canvas pond. It has strong adaptability, can survive in harsh environment, even if it is out of water for a few hours, and is resistant to hypoxia. Mainly fed with animal feed.