How often should you change the water for koi, and how to treat myxosporidiosis
Symptoms of myxosporidiosis: Generally, cysts of varying sizes form on the body surface, under the skin, on the gills, and in the muscles, causing the fish to turn black, become thin, and swim weakly; when the parasites infest the gills, many white cysts are visible to the naked eye on the gills, which damages the gill tissue and affects the koi's...
Generally, cysts of varying sizes form on the body surface, under the skin, on the gills, and in the muscles, causing the fish to turn black, become thin, and swim weakly; when the parasites infest the gills, many white cysts are visible to the naked eye on the gills, which damages the gill tissue and affectsKoibreathing, and at the same time causes the operculum to bulge, resulting in deformity. This disease is highly harmful to fry.
( 1 ) Treat with benzalkonium bromide solution, using 0.10-0.15 grams per cubic meter of water (calculated as active ingredient), once every 2-3 days, for 2-3 consecutive treatments. For prevention, once every 15 days.
( 2 ) Sprinkle 1×10-6 trichlorfon crystals (90%) over the whole pond multiple times, repeating once every two weeks, for 3 months.