Signs when koi fish have protrusion disease:
If you regularly check the condition of the fish, it will be easy to detect with the naked eye when the fish shows signs of bulging eye disease. The most obvious manifestations are swollen and inflamed ankles, sores and bleeding, abnormal bulging eyes, causing the fish to lose vision and causing the fish to swim lethargically, with no clear direction.
- The ankle area is inflamed and protruding
- Around the eyes there are sores
- Hemorrhage of purulent spots under the skin
- Fish swim disoriented, swim lethargically
- Koi fish may stop eating or eat less than usual
Causes of convex eye disease for koi:
- Infections: Eczema can be a symptom of several types of infections, including bacteria and viruses.
- Reasons for unsecured water sources: The water environment in the Koi aquarium is not guaranteed, causing pollution due to a poor filtration system. This has created the right environment for Steptococus bacteria to grow, and this is the main cause of bulge in koi fish
- Nutritional issues: Koi fish need to be provided with adequate nutrition to grow and maintain health. Lack of essential nutrients can cause health problems, including bulging eyes.
- Because the fish is sick before buying: Fish purchased from farms that are not reputable, do not ensure quality, and are not carefully cared for and cleaned can carry pathogens from the old lake to your lake. This is also one of the reasons that wallfish farmers encounter.
How to treat bulging eye disease in koi:
Treatment of bulging eyes in Koi fish depends on the cause of the disease. If the disease is caused by an infection, you can use medication to treat it according to the instructions of specialists. If the disease is caused by water or nutritional problems, it is necessary to adjust the habitat and provide adequate food for the Koi.
When a fish experiences symptoms of protrusion in fish, you can take the following steps to deal with the problem your fish is experiencing:
ABSOLUTELY DO NOT FEED DURING THE TREATMENT, THE TREATMENT TIME CAN BE FROM 7-10 DAYS
- Step 1: When the fish are sick, it is best to stop feeding the fish and isolate the fish to another water tank, and treat the water in the lake
- Step 2: Salt at a dosage of 4-5kg/cube of water, this is the standard dosage to support the healing process of fish.
- Step 3: Use special antibiotics such as: Cefalexin, Amoxicillin or Doxycycline,... according to the instructions for use on the package and the consulting support of Koi fish experts.
- Step 4: Every 2 days, you need to change 50% of the water in the lake once and add salt at the rate of water change. Boost oxygen bubbling strongly
In addition, to support the treatment process, you can use Koi fish care products such as water disinfectants, vitamins and minerals to promote Koi health.
Disease prevention
Prevention is more important than treating the disease. Please ensure that the Koi habitat is always kept clean and stable, provide adequate nutrition and minimize stress factors to help Koi grow healthy and avoid diseases.
- Ensure the correct stocking process when newly purchased (purple bath for fish before releasing into a new lake, choose reputable fish suppliers,
- The density of fish stocked in the tank must be reasonable
- Ensure lake water is always clean
- Standard Ph and NH3 concentrations
- Fully equipped filtration system
- It is recommended to prepare 1 spare tank (small tank, plastic tank) to isolate sick fish
The above article has suggested to you about the signs and treatment of protrusion eye disease in Koi fish quickly and simply. In case you cannot handle it yourself or the disease spreads to the whole aquarium, you can contact Quhaku Koi Farm to get advice from Koi fish experts
In addition to protrusion, you can learn more about other diseases of Koi fish at the website: quhakukoifarm.vn