Koi Health and Supplies » Common Koi Diseases » Skin and gill flukes

These are the fish equivalent of fleas.

They are two different types of flukes, but despite of their names both can be found on the body and the gills, feeding on mucus.

They use hooks to hold onto the Koi, this causes irritation and in a weak, sick or stressed Koi can become a problem.

For a video of flukes click here.