species to raise fish in the water tank. Because this kind of tank is very difficult to equip with heating rods and other equipment, so it can not raise tropical fish, can only raise some eurythermic fish, but also not good to raise big fish, usually recommended to raise goldfish, white cloud gold wire and view back medaka, etc., in addition, you can also choose round-tailed fighting fish that is not afraid of cold.
No matter what container is used to raise fish, it is necessary to ensure the sanitation of water. Similarly, fish farming uses tap water, so it is necessary to collect water in advance and dry it for a period of time. The purpose of doing so is to remove chlorine in the water, so as to ensure the cleanliness and hygiene of the water body, which is also helpful to the health of fish.
It is very important to raise fish in a water tank, that is, to take protective measures, because unlike a sealed aquarium, there is no cover above the water tank, so you can't see the fish if you add a cover, but you still need some protective nets and so on, so as to prevent wind, frost, rain and snow from entering the tank, and also prevent the invasion of dust and impurities.
, although the fish are wide temperature, but still need to pay attention to heat preservation, especially in winter, if the temperature is too low to cause the water to freeze, the fish will also freeze to death. Therefore, before winter, it is better to move it indoors and other warm places, or wrap it with something, which can also play a certain role in heat preservation.
