After the koi fish scales are fried, antibiotics need to be added to the water. You can also add an appropriate amount of coarse salt to treat the koi fish. It is recommended to change the water appropriately every three days and feed high-nutrient food to the koi fish. Re-grow fish scales.

Fried scales are also called standing scales or pine scales. After the disease, the body surface of the koi will swell, and part of the scales will expand, like a pine cone, and the base of the scales will also be edematous. Squeezing will cause fluid to leak out, and in severe cases, the scales may even fall off.

Why koi fish have fried scales

1. Water quality fluctuations: Koi fish scales may be caused by fluctuations in water quality, that is, changing the water too frequently. Fish farming requires water changes, but changing the water too much or too frequently can be detrimental to the health of the fish. Usually it is enough to change the water once a week, unless the fish tank is relatively small and needs to be changed every few days. Do not change more than one-third of the total water volume each time. Generally, one-fifth is enough.

2. Changes in water temperature: Fish, as cold-blooded animals, have certain adaptability to temperature, but too large a temperature difference will make it uncomfortable and cause scales to explode. Therefore, you must pay attention to temperature control in normal times. You can use a heating rod to maintain the temperature and maintain the water temperature above 20°C. This also has a good prevention and control effect on some diseases.

3. Bacterial infection: In addition to the above two reasons, bacterial infection can also cause koi to explode. At this time, what you need to do is to use medicine to kill the bacteria, and at the same time, pay attention to changing the water, so as to Improving the water quality as soon as possible and reducing the number of bacteria in the water will also help the recovery of fish.