As a hobbyist, you should be aware of the common diseases that can affect your Koi, as well as recognize how they show themselves and what you need to treat these diseases. There are more than 100 .... Ergasilus (gill maggots) will appear as grayish black and white parasites several millimeters long infesting the gills. read more
Koi Diseases are the result of interaction between a host, a pathogen (a disease causing agent, like a bacteria, parasite, or virus), and the environment. Diseases can be infectious or noninfectious. Infectious diseases are caused by microorganisms that challenge the fish’s defense mechanisms by invading, infecting, and disrupting the normal functioning of the host. read more
Some of the most common diseases to affect Koi fish are described below, along with their corresponding Koi treatment. Koi Pox is caused by a viral pathogen. There is no direct treatment for this sort of viral infection. read more