in time 1, reason: root of goldfish fin is congested very likely and water quality aggravation is concerned. If the bacterial content in the water is not reduced in time, their illness will be more serious.
2. Treatment method: change the water in time. The amount of water changed each time should not be too much, and one third of the water can be changed each time. The water should be changed with the water that has been dried in advance, that is, the water that has been dried for several days.
1. Reason: When the root of goldfish's fin is congested, it needs to be cured in time, otherwise, it will pose a threat to their lives.
2. Treatment method: Add salt or furacilin to the water. Adding certain drugs to treat the disease can quickly relieve their symptoms.
1. Reason: They may also have the problem of fin root congestion because they are frightened. They may be frightened by a new environment, sudden changes in water quality, excessive light intensity or violent vibration of the fish tank, which may lead to this problem.
2. How to deal with it: When they are frightened, they need to pay attention to rest so that they can quickly adapt to the new environment. Only in this way can their symptoms disappear quickly. When the symptoms improve, they need to feed a small amount of food in time to strengthen their physique.
