How long can the tap water be kept for fish farming?

Tap water can be used to keep fish for 2-3 days. In practice, in order to keep the fish tank clean and oxygenated, it is necessary to change the water in the fish tank frequently. In order not to change the water quality and temperature sharply, the water change method is generally used to change the water. Do not change all the water at one time, so as to avoid the water quality and water temperature of the fish. If you can filter out food waste and excrement, change one-tenth of the water every day.

About pisciculture involves a few kinds of water quality introduction!

1. Raw water

Tap water or well water without drying treatment, its water temperature often differs greatly from the water temperature in the fish tank, tap water contains more chlorine, this kind of water is extremely harmful. Some market owners in the sale, in order to make the water in the fish tank clear and transparent to attract customers, they directly inject tap water into the tank, but this often makes the fish suffer losses.

2, new water

Tap water or well water, spring water, after being placed indoors and outdoors to dry and settle for about 2-3 days, and the water temperature is equal to or similar to that of the fish tank.

3. Chen Shui

Dirty water containing feces and dirt at the bottom of an aquarium. Including long-term unchanged water in the tank.

4. Old water

A general term for clean and light green, green, old green or greenish brown water in an aquarium, of which light green water is the best. In the old water floating green algae more, they are also a good goldfish auxiliary feed. This kind of water decomposition of organic matter less, dissolved oxygen more, often green and clean old water goldfish, raised fish, the most vigorous appetite, fish body robust, bright color, rapid development.

5. Return to clean water

The old green water in the original tank suddenly turned into clear water, and many green algae precipitated at the bottom of the tank. This phenomenon was called returning to clean water. This kind of water quality is most likely to cause goldfish disease, novice encounter this situation should be all the water in the fish tank into the new water after drying, but do not clean up the filter in the circulation system, inside the beneficial nitrifying bacteria on the new water to the tender green water conversion is beneficial.

Summary: The above content is for everyone to organize the introduction of how long the tap water can be kept for fish, hoping to help small partners in need.