goldfish is scratched by a sharp object or bitten by a goldfish, which may cause the split of the goldfish's tail. This kind of pure trauma, and does not need to go out of the way to give the goldfish medication, medication may hurt the goldfish instead. At this time, as long as the goldfish is given a suitable environment for breeding, let the goldfish rest for about a month, the tail of the goldfish can almost heal itself.
disease is a very common and serious disease in goldfish. Fin rot can be caused by too frequent water changes, large differences in water temperature when changing water, long-term poor water quality, and bacterial infections after biting between goldfish. Fin rot causes the goldfish's fins to break and split from the spines, eventually causing the goldfish to lose its life. There are many drugs that
can be used to treat goldfish fin rot disease, such as 0.01% potassium permanganate, 5pmm oxytetracycline and 5pmm furazolidone, which can be used to treat goldfish debridement. In addition to the treatment of goldfish with drugs, it is also necessary to keep the diseased fish alone in an environment suitable for water temperature and water quality for one month, so that the tail of the goldfish can gradually recover and heal. During this period, attention should be paid to increasing nutrition for the goldfish.