Dropsy in Koi

Dropsy in Koi

If you look at the fish from above, does it look like a pine cone (scales are open)? Or is just his stomach a bit thicker? In the latter case, it can also just be a female that comes into laying. Dropsy can be due to a virus or bacteria, and then they are contagious,...
Fin Rot in Koi Carp

Fin Rot in Koi Carp

Some bacteria, especially Aeromonas and Pseudomonas, cause fin rot, skin disorders, and internal bleeding. These bacteria are common in freshwater and can cause diseases even at a temperature of 10 ° C, with the result that they can be a problem, especially in spring...
Koi Mold

Koi Mold

Koi Mold is a bacterial infectious disease that usually manifests itself when koi are kept in poor living conditions or when the fish become stressed due to a sudden deterioration in water quality. In this disease, whitish, mossy patches form that first appear around...
Fungal Diseases in Koi

Fungal Diseases in Koi

Fungal disease can be caused in a pond by a number of fungi that occur naturally in most waters, for example, the fungus saprolegnia. These fungi are no problem for the healthy koi in a well-maintained pond. In fact, they help maintain a balanced ecosystem because...
Carp Pox in Koi

Carp Pox in Koi

Carp Pox is the most common virus in the koi world. It is also called temperature stress because this virus can only give a skin reaction when the temperature changes. It is also one of the oldest common signs of disease in carp (for over 400 years). This picture is...

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