If you are a person who likes to raise fish, you may encounter this question: the fish has grown white fluff on its body and looks like it has grown a beard, what is going on? Do these white hairs affect the health of fish? What should I do?
Actually, these white hairs are not real hairs, but a fungus called water mold. Water mold is a common fish disease, mainly caused by poor water quality, low water temperature, and fish injuries. Water mold will invade the fish's **, scales, gills and other parts, causing symptoms such as ulceration, debonding, bleeding, difficulty breathing, and even death of the fish in severe cases.
So, how to prevent and ** water mildew? Below, we will introduce a few effective methods that we hope will help your fish get back to health.
The key to preventing water mildew is to keep the water clean and avoid injury and infection of the fish. The specific measures are:
Change the water regularly, at least one-third of the amount of water per week, and keep the water fresh and transparent;
Keep the water temperature appropriate, generally between 22-28°C, to avoid excessive fluctuations in water temperature, especially in winter;
Keep the pH of the water stable, generally at 65-8.5. To avoid the rapid change of the pH of the water, you can use pH test strips or instruments for detection;
Keep the oxygen in the water sufficient, you can use an oxygen pump or filter to increase the amount of dissolved oxygen in the water to avoid too much organic matter in the water;
Salt can be added appropriately, iodine-free edible salt or special sea salt can be used, adding 1-2 grams per liter of water, which can enhance the resistance of fish and inhibit the growth of water mold;
Properly controlling the number of fish to avoid overcrowding, causing fights and injuries between fish, can also reduce pollution and stress in the water;
Proper control of the fish's feed and avoiding overfeeding, which will increase the residue and ammonia nitrogen in the water, can also reduce the digestive burden of the fish;
Regularly check the physical condition of the fish, and isolate the fish with water mold disease in time to avoid infecting other fish, and clean up the dead fish and stagnant water weeds in the fish tank in time.
If the fish has been infected with water mold, in addition to taking precautions, it is also necessary to use some medications**. Commonly used medications are:
Thioetherfloxacin: This is a broad-spectrum antibacterial drug, which has a good killing effect on water mold, and can be used for fish tank splashing or medicated baths. The usage is to add 0. per liter of water1 ml once a day for 3-5 days;
Glutaraldehyde: This is a disinfectant that also has a certain inhibitory effect on water mold, and can be used for fish tank splashing or medicated baths. The usage is to add 0. per liter of water1 mg once daily for 3-5 days;
Salicylic acid: This is a preservative, which also has a certain inhibitory effect on water mold, and can be used for fish tank splashing or medicated baths. The usage is to add 0. per liter of water1-0.2 grams, once a day, for 3-5 days;
Hydromoudew: This is a drug specifically for water mold, the main ingredient is clotrimazole, which has a special effect on water mold, and can be used for fish tank splashing or medicated baths. The usage is to add 0. per liter of water1 ml once a day for 3-5 days;
The dosage and usage of the above drugs are for reference only, and should be adjusted according to the type of fish, weight, condition and other factors, it is recommended to consult a professional or read the instructions before use. In addition, when using the drug, pay attention to observe the reaction of the fish, and if there is an adverse reaction, stop the drug immediately, and change the water or add salt to alleviate it.
Hair growth on fish is a common water mold disease, which is caused by poor water quality, low water temperature, and injuries to the fish. Water mildew disease can seriously affect the health of fish and even endanger their lives. Therefore, we must do a good job in the prevention of water mold disease, keep the water clean, avoid injury and infection of fish, and use appropriate drugs to let the fish recover and swim happily.