of Koi's hemorrhagic disease? The main cause of Koi's hemorrhagic disease is bacterial and viral infection, and hemorrhagic disease occurs mostly in spring and autumn. It is mainly caused by poor water quality or low dissolved oxygen in water. The main symptoms of hemorrhagic disease are congestion of scales, gill cover, orbit, mouth and other parts of the body, purple plaques, severe intestinal and visceral congestion, and a large amount of water in the abdomen. Koi can show dim body color, loss of appetite, emaciation and so on, and may also cause bacterial saprolegniasis.
koi hemorrhagic disease? If the symptoms are not serious, you can change the water first, raise the water temperature to 27 C, add coarse salt and explode oxygen. If there is no improvement, you can use furacilin powder or furazolidone bath, the proportion can be 10-20 mg per liter of water, once every other day, 15-20 minutes each time. If the symptoms are serious, 1 million units of kanamycin can be added to 10 kilograms of water or 80000-160000 units of gentamicin can be added to 10 kilograms of water for medicated bath, once a day, 2-3 hours at a time, about 2-3 days can return to normal. It should be noted that kanamycin should not be used with gentamicin.
