Koi Health Koi are beautiful ornamental fishes that come in a variety of colors and are comparatively easier to take care of. Unlike other breeds of ornamental fishes, the koi are self-regulating and, thus, require little care. Despite being low-maintenance, however, it must be noted that there are still certain precautions that must be observed considering that a garden pond and/or fish tank is very different from a koi’s natural habitat. Here are some tips to help you keep your koi in good health: Keep Your Koi Pond Water Clean for Koi Health Unlike in natural water environments, garden ponds