The Essential Book of Koi combines research from leading international authorities on koi with the captive-care techniques of experienced aquarists to yield the most up to date and extensive book available on the science, care, and breeding of these large ornamental fishes. Whether you are a hobbyist looking to show or breed koi in your pond, or you simply want to admire these fishes, The Essential Book of Koi is an excellent guide to these wildly popular fishes that enhance the visual enjoyment of both indoor and outdoor ponds.