Here are some books and other source material I own or that have been recommended by others and that I think would be of interest to the people who are interested in Koi, particularly in Koi health. - Spike (I may have categorized some of these incorrectly – sorry).
The comments after the names are the personal opinions of the reviewer and are not necessarily the views of this station (the obligatory, quasi-legal and PC statement <grin>)