Why is the fish tank water always yellow? How to solve the problem of yellow fish tank water

As we all know, in addition to the choice of fish tank, the quality of water is the most important thing for fish farming. So what is the reason why the water in the fish tank is always yellow? How to solve the problem of yellow water in the fish tank? The following editor will explain them one by one, hoping to help you.

Why is the fish tank water always yellow?

1. Fish feces. Fish feces clog the filter cotton or accumulate in the gaps between the stones at the bottom of the tank, which will turn the water yellow over time.

2. Fish food residues. Some baits contain pigments, and if the feed is soaked in water for a period of time, it will fade and cause the water to turn yellow.

3. It is caused by the decline of water quality, fertilizer and nitrifying bacteria.

4. Excessive growth of algae. If the fish tank is exposed to direct sunlight for a long time, algae will easily grow and make the water in the fish tank yellow.

How to solve the problem of yellow fish tank water

1. Normal water that is more than 15 days old is considered old water. Unless it is filtered very strongly or is moss water for goldfish, the basic water quality is slightly yellowish, which is normal!

2. The filter cotton has poor filtering effect or is not cleaned in time. Wash the filter cotton several times or thicken the cotton, but make sure it does not overflow. No matter you have too much feces or too many impurities, the problem lies in the filter.

3. If the sunken wood is not handled properly, take it out and soak it again!

4. The reason for brown algae. It appears at the beginning of adding water, or the water is too old. It is generally impossible to expose the fish tank to the sun, so there is only one word, wipe it. It is better to change the water after wiping it. If you don't wipe it, it will grow again soon. If the fish is not afraid of salt, you can add some salt appropriately.

5. It means the medicine has been added. Yellow powder, oxytetracycline, and furazolidone, the water will be yellow after adding them. If you want to make it clear, just change the water gradually. Especially oxytetracycline and furazolidone will be very yellow, very yellow. And there is no other way to deal with it except changing the water.

What to do if the nitrite level in the fish tank is high

The simplest, fastest and most effective method is to change the water, but it must be water that has been conditioned. The most fundamental solution is to cultivate nitrifying bacteria. There are many articles and videos about conditioned water and methods of cultivating nitrifying bacteria, you can find them and take a look.