The fish body has the erythema to look like the hemorrhage to suffer from the hemorrhage disease generally, this kind of disease is quite common in the grass carp, the crucian carp body. There are many reasons for their illness, which may be the failure to control the water temperature when changing water, or the fluctuation of water quality caused by direct violent water change, or may be caused by bacteria or viruses, so that they need to be treated with drugs.
1, furacilin: furacilin commonly known as yellow powder, is the treatment of many fish diseases commonly used medicine, can be directly down to the fish tank, but if you want healthy fish, it is best to isolate the sick fish after feeding, a separate bath. Usually 100 kilograms of water, 0.2 grams of yellow powder is enough, too much will cause drug damage.
2, potassium permanganate: potassium permanganate is a common disinfectant, can also kill a lot of bacteria, can be used to treat bacterial erythema caused by bleeding, usually with saline. The concentration of the potassium permanganate is controlled to be 2ppm, the concentration of the salt water is 1%, and the mixed solution of the potassium permanganate and the salt water is soaked for 20 to 30 minutes.
3. Merbromin: Merbromin can also treat the erythema of the fish. First fish out the fish, and then dip a cotton ball in the merbromin liquid medicine and apply it on the affected part of the sick fish. Apply it once a day until the fish recovers.
