| As a responsible Koi pond owner you will want to | | | | Furunculosis is another bacterial disease you should |
| make sure to protect your fish from both bacterial | | | | keep an eye out for. One or more fish will have |
| and fungal Koi disease. The best way to do this is to | | | | blisters forming on their skin that are full of a clear or |
| do a daily visual check of each fish. Feeding time | | | | yellowish fluid. These blisters will pop and become |
| offers the best opportunities to notice if anything | | | | large open sores. These fish need to be treated with |
| appears to be "off" with how your Koi look and/or | | | | Furzolidone pwder for 10 -14 days. |
| act. | | | | Now we will take a look at some of the more |
| First I will review how to recognize and treat some | | | | common fungal disorders that are considered a Koi |
| commonly found bacterial forms of Koi disease. | | | | disease. |
| Bacterial Hemorrhagic Septicemia symptoms include | | | | If your fish get Water Mold Infection they will look |
| red streaks on the fins and body or redness in the | | | | like they have green algae growing on them. |
| body itself. Your fish may also have open sores and | | | | Effective forms of treatment are either using |
| or loss of scales. For treatment you should use an | | | | Erythromycin for 10 days or a fungicide/protozoacide |
| antibiotic Koi disease medicine or oxytetracycline in | | | | dip/bath treatment in the water. |
| feed or a fungicide/protozoacide dip/bath treatment | | | | Symptoms shown by fish withSaprolegnia Fungus are |
| in the water. | | | | white, cottony puffs on their skin and gills that will |
| Open red sores or ulcerations and fin and/or tail | | | | turn into open, red sores within 24 hours. For this Koi |
| damage (they can sometimes be completely eaten | | | | disease you will want to treat with Copper Sulfate. |
| away) are indicative of Pseudomonas bacteria. Again, | | | | When fish contract Branchiomycosis they appear to |
| use an antibiotic Koi disease medicine or neomycin or | | | | be weak and lethargic and they gasp for air. Some |
| kanamycin in your feed and a fungicide/protozoacide | | | | fish lag behind the school in the pond. This is a very |
| dip/bath in the water. | | | | serious Koi disease and a large amount of deaths can |
| FlexiBacteria, which causes Columnaris disease, is | | | | occur in your pond. Make sure to treat all fish with a |
| indicated when a fuzzy, thin, white coating appears | | | | fungicide/protozoacide dip/bath treatment in the |
| on the body and fins. It resembles a fungus. For | | | | water. It is also important to make sure you're not |
| treatment use sulfathiazole sodium. | | | | overcrowding your fish and are keeping your water |
| Piscine Tuberculosis is a bacteria that must be | | | | quality high. |
| treated with great care as it may spread to humans. | | | | With all of these fungal disorders it is very important |
| Some signs of Piscine tuberculosis are; your fish has | | | | to keep your pond water filtered, free of |
| been sick for several months, is lethargic, anorexic, | | | | overcrowding and free of surplus organic material. In |
| shows scale or fin loss and has a distended stomach. | | | | fact, these measures are not only important for |
| You need to treat this Koi disease with kanamycin | | | | these fungal disorders, but for any Koi disease. |
| and Vitamin B6 for at least 30 days. | | | | |