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Koi Fish Disease Symptoms and a Detailed Guide to Treating White Spot Disease
Koi white spot disease symptoms are caused by a relatively large protozoan ciliate visible to the naked eye -- Ichthyophthirius multifiliis. It parasitizes the skin, fin rays and gill tissue of koi, feeding on the epithelial cells of the koi. In severe cases, the whole body skin and fin rays...
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Common diseases of koi and treatment methods for koi trichodiniasis
Symptoms of koi trichodiniasis: When infected, the gill filaments secrete excessive mucus, wrapping around each other, causing difficulty in breathing; the fish body turns black, and external mucus increases, as if covered by a layer of white mist. If not treated in time, death will occur soon. It is especially harmful to fish under 20 cm...
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Symptoms and Treatment Methods for Anchor Worm Disease in Koi
Anchor worm disease: The parts where anchor worms burrow into the fish body, scales rupture, skin and muscle tissue become red, swollen and inflamed, tissue necrosis occurs, and saprolegnia fungi invade and grow profusely. After koi are infected, they swim slowly, lose appetite, and then gradually become emaciated. Prevention and treatment methods: (1) Fish...
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What are the common diseases of koi? Detailed treatment methods for fish lice disease
Symptoms of fish lice disease. Fish lice parasitize the body surface and gills of koi, using their mandibles to tear the epidermis and suck the fish's blood, causing many wounds, which facilitates the invasion of other pathogens and triggers other fish diseases; at the same time, when fish lice pierce the fish body, they introduce the toxins they secrete into the fish...
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Causes and Treatment Methods of Koi Carp Gill Rot Disease
Symptoms of gill disease (1) Commonly known as "open skylight", the gill filaments rot and carry mud; in severe cases, the cartilage at the ends of the gill filaments is exposed, the inner epidermis of the operculum is congested, and the central epidermis is often corroded into a round transparent small hole. (2) Gill mold disease caused by fungi: the gills of diseased fish appear pale...
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What to Do When a New Koi Lies on the Bottom of the Tank? Causes and Treatment of White Fungus Disease
White fungus disease, also known as saprolegniasis. This disease generally occurs in low water temperature environments below 20°C, and is most prevalent in early spring and late winter. Water molds have no strict selectivity for hosts, and both fish eggs and adult fish are easily infected. Fish in densely stocked overwintering ponds, fish in lean water bodies in spring...
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Symptoms, causes, and treatment methods of white head and white mouth disease in koi
Causes of white head and white mouth disease in koi. White head and white mouth disease can also be caused by a massive invasion of Trichodina. Symptoms: sick fish move slowly, body color is slightly dark, and the top of the head and area around the mouth turn white. Taking tissue from the affected area to make a slide and examining it under a microscope, you can see clusters of parasitic flower bacteria constantly swinging, or you can see groups of Trichodina moving. The pigment in the skin of the forehead and around the mouth of the sick fish disappears, appearing white.
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How to Keep Koi Fish? Common Breeding Mistakes and a Complete Guide to the Causes and Prevention of Tail Rot Disease
Koi Tail Rot Disease and Hole-in-the-Head Disease. The disease is contracted through skin infection after the tail fin is injured. Symptoms: In the early stage of the disease, there is a yellow or yellowish-white viscous substance on the outer edge of the fin and the caudal peduncle; then the tail fin and caudal peduncle become congested, inflamed and ulcerated. In severe cases, the tail fin rots away, and the ulcerated area...
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What are the common diseases of koi fish? A detailed explanation of the spring outbreak of dropsy with erect scales
In spring, fish are prone to dropsy with erect scales. Because of stocking fry or relocating fish in spring, it is often a season with frequent fish diseases, and most are caused by physical damage to the fish body. Dropsy with erect scales, a common spring disease of koi fish. Dropsy with erect scales is also called scale-erection disease or pine-cone disease. Its symptoms...
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Common Koi Diseases and Spring Fish Disease Prevention Methods
What are the prevention methods for koi fish diseases in spring? If you want koi to stay disease-free, we must do a good job of maintaining the water quality for raising koi. Most common koi diseases are caused by water quality. Suitable water quality environment for koi breeding: the water temperature is best at 23-25°C, the pH of the water...
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