Koi are valuable and should remain healthy. This manual provides practical guidance along with 255 color photos, highlighting the key aspects of koi care. You will learn how to create optimal pond conditions, which is a crucial foundation for the health of the fish. Additionally, the book explains how to handle both healthy and sick fish, recognize diseases and parasite infestations, what examinations can facilitate diagnosis, and how to treat the fish. Homeopathic remedies can help support your fish's immune system and healing process. Information on this, as well as everything important regarding the most common koi diseases, makes this book an indispensable reference work.