Keeping koi (often called "living jewels") in top-quality condition takes dedication and year-round care, but it is a challenge that thousands of koi enthusiasts are happy to accept in pursuit of perfection. They are a fiercely devoted group willing to spend hundreds, sometimes thousands of dollars to nurture, show and build their collection.

Written by a team of international experts, Koi: A Complete Guide to their Care and Color Varieties contains information and advice that incorporates the latest developments in koi research.

Topics include:

• Purchasing...