Koi Health

Disease and Health Issues


Koi can get sick.  This is a fact that most beginning hobbyists learn the hard way.  As the saying goes, an ounce of prevention is equal to a pound of cure.  With Koi, the whole idea behind keeping this type of fish is their beauty.  The best way to ruin a Koi's beauty is by getting a parasite or bacterial infection that can leave a scar for life.  The #1 best way to keep a Koi beautiful and healthy is good water quality.  Good water quality can be obtained by having a good filter system.  These pages contain information on all of the most common diseases and ailments that can harm a Koi.

Health

Parasites

Visible to the Naked Eye

Not Visible to the Naked Eye

Bacteria

Viruses