Goldfish are susceptible to a range of different diseases that can become fatal if they are not treated, with some of the most common diseases spawning from a type of fungus. There are fungal spores naturally present in the water column of an aquarium, but they can affect goldfish that are vulnerable due to open wounds, stress, or poor water quality.
It is important to learn about the most common fungal diseases that can affect your goldfish so that you know how to recognize the symptoms. This article will explain the different types of fungal diseases and how you can effectively diagnose, treat, and prevent them from occurring in your goldfish.
The 4 Common Goldfish Fungus Diseases
1. Gill Rot (Branchiomyces)
This type of fungus causes the gills of a goldfish to rot away. It can become fatal if not treated promptly because your goldfish relies on their gills to breathe normally.
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2. White Fungus (Saprolegnia)
Also known as “cotton wool disease” this fungus causes fluffy white growths on your goldfish’s body. It eats away at their slimy coating which then leaves the goldfish’s body vulnerable to infection.
This is an internal fungal infection that affects a goldfish’s liver and kidneys before it spreads externally. This makes it difficult to treat this disease in the early stages because most goldfish will not show symptoms until the disease has progressed.
4. Ulceration Disease (Achlya)
Most commonly caused by poor water quality, ulceration disease is a fairly common fungoid that affects goldfish. This disease is highly contagious, and all the aquarium inhabitants should be treated even if you notice that only one fish is infected.
Fortunately, most goldfish fungal diseases are treatable. If you suspect that your goldfish might be suffering from a type of fungus, you must begin the correct treatment right away so that they have a better chance of recovery. By practicing good aquarium hygiene methods and keeping your goldfish stress-free, you will be able to help prevent the most common fungal diseases from affecting your goldfish.
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