Koi is a graceful pet and doesn’t hard to care. Koi types and colors diversity bring their own beauty to the audience, this is what makes koi a very popular pond fish. Because, it is an animal that lives in water, the symptoms of the disease and how to deal with the disease are slightly different from animals in general. Proper care, tank care and your ability to diagnose symptoms will help keep your koi healthy and allow you to overcome problems that may arise. In this article, we will explain the causes of koi disease, characteristics if your koi has a disease, and how to prevent it as well.

Causes of Koi Disease

Koi are very hardy, resilient fish. In most cases, stress is the cause of most diseases in fish. The stress that causes fish to get sick is usually in the form of poor water quality, overcrowding or other environmental factors. If koi kept in ideal conditions, they rarely get sick because they are able to fight off possible attacks from parasites or bacteria.  So here are some of the causes such as; Stress, Poor water quality, Introducing sick fish to the pond, Overcrowding, Contamination, etc

Looking for Signs of an Unhealthy Koi Fish:

There are several ‘early warning signs’ that indicate that your fish may be under attack from parasites or bacteria. The first sign of a problem usually starts with one fish that segregates itself from the rest of the company, often hanging drowsy near the surface of the water. If this fish doesn’t eat, it’s a sure sign that something isn’t right. Recognizing the first signs of disease is important, because it can be controlled much more easily if it is discovered early. Depending on the situation, a disease can spread to many or all fish in the pond relatively quickly. It’s always a good idea to take count of your fish at feeding time and also take a close look at them while they are close to the surface. So here are some of the sign of an unhealthy koi fish such as; Not eating, fish segregating itself from others, fins clamped close to body, fish acting drowsy, gasping at surface of pond, fish always stay on bottom, hanging near surface or near waterfall, red streaks in fins, white spots or black spots, ragged fins, fish acting uneasy.

How to prevent disease:

If one of your koi shows any of the Signs of an Unhealthy Koi Fish, then find the recommended medication and begin treatment as soon as possible. If you have just one fish that is sick, you may want to set up a quarantine tub or treat only that fish. On the other hand, if you have much fish that are sick, treating the whole pond is advisable for best results.

Most importantly keep good pond environment, by maintaining optimal water quality because by maintaining optimal water quality your fish will be healthy, their immune systems will be strong and the fish will be more able to fight off any potential disease threats.

  • Maintain optimal water quality in your pond, poor water quality is probably the main cause of disease outbreaks. You can have a good water quality by not overcrowding your fish, installing an excellent filtration system and performing proper pond maintenance.
  • Quarantine all new arrivals. New fish, no matter how well they have been quarantined at the koi dealer may bring parasites into your pond and bacterial clash.
  • Doing regular filter maintenance, and water quality testing.

That’s all we can share about how to find out if your koi are unhealthy, but if you have something to ask or add to the article please dont hesitate to comment below. we would like to hear and discuss about it.




Leave a Reply

Your email address will not be published. Required fields are marked *

four × 2 =