Open-air fish ponds are only suitable for raising two kinds of fish, one is goldfish and the other is koi. Because it is difficult to control the water temperature in open-air fish ponds, it is unrealistic to raise tropical fish, nor are cold-water fish. You must raise some broad-temperature fish with strong adaptability to temperature, and goldfish and koi are back-viewing fish. Therefore, it is more suitable to keep it in a fish pond.
1. What is suitable for raising in open-air fish ponds? Open-air fish ponds are only suitable for raising two kinds of fish, one is goldfish and the other is koi. Because it is difficult to control the water temperature in open-air fish ponds, it is unrealistic to raise tropical fish, nor are cold-water fish. You must raise some broad-temperature fish with strong adaptability to temperature, and goldfish and koi are back-viewing fish. Therefore, it is more suitable to keep it in a fish pond.
2. How to raise goldfish in a fish pond 1. Clear the pond: If you want to raise goldfish in a fish pond, you must first clear the pond. The purpose of clearing the pond is to eliminate harmful bacteria in the pond and some that may cause damage to the fish. Hazardous organisms. If there is silt in the pond, it is best to dig out part of it, then splash the whole pond with quicklime, let it sit in the sun for a few days, and then rinse it with water.
2. Release fish: In order to ensure that the goldfish will have a certain amount of food after entering the pond, it is best to fertilize the pond before releasing it. This can promote the growth of some plankton, and the fry can eat them to survive after entering. When the water body is fertile enough, you can put the fry into it, paying attention to the density of the stock.
3. Feeding: Goldfish is an omnivorous animal, and it can accept many foods. However, in order to allow it to grow better, it is mainly fed with fish and insects in the early stage, and can be gradually changed to Fish feed should be fed two or three times a day. The amount should not be too large each time to avoid overstretching and causing illness.