Change water

Take out the sick fish, put it on a towel, rub iodine on the rotten part of the mouth, and put it back in the original jar to rest after wiping.

Take antibiotics to prevent infection, turn off the lights and rest.

Dipterex and copper sulfate are mixed and dissolved, and then soaked once every two days for three consecutive times.

Koi fish rotten mouth is a common fish disease. There may be two reasons for koi fish's bad mouth: 1, collision injury; 2, caused by bacteria. Koi fish's bad mouth caused by collision or collision is not very serious. However, oral rot caused by bacteria in koi fish is an infectious disease, which will be accompanied by complications such as fin rot and tail rot.

This kind of bacteria has a rotten mouth in koi fish and lives at 23-26℃, which is suitable for living in weak alkaline water. No matter from the pH value or water temperature, it occurs in the most suitable growing season in koi fish, which will cause great losses. Therefore, everyone should plan ahead, and water quality is very important. We must do a good job in water quality maintenance in koi fish. Reduce the problem of how to raise koi fish.