The reason why the mouth of the parrot fish turns black is because the water quality of the parrot fish is not very clean, which leads to some physical problems of the parrot fish, so it is necessary to pay attention to changing the water.
Parrot fish not only have black lumps in their mouths, but also sometimes on their fins and tails. This is not a disease or a problem with the water quality, but because it is frightened and the environment has changed too much. caused. For example: the temperature of the water change is too large, the dynamics during the water change are too large, etc. This situation will occur and it will get better after a while. If it is a red parrot, the temperature of the heating rod is best adjusted to 28 Above the temperature, the color will not become lighter, but will be redder. It is also a parrot fish.
Parrot fish will turn black due to their fragile nature, fights, fright, etc. Another important reason is that the water quality is not good. .
1. Although the skin of parrot fish is solid, water quality will deteriorate due to the length of water changes, temperature differences, cotton washing, equipment installation, and strong or weak filtration.
2. When new fish enter the tank, they will form black yarn.
3. Suggest adjustments like the third one. That is: changing the water isothermally, adding salt when the temperature rises, and changing the water regularly on time.
4. Turn on lights and feed on time, enhance filtration, and improve water quality.
Whether the water quality is clean or not will have a very big impact on fish.
</p>
</p>