11. Fish disease leaflet FDL-(series). Bureau of Sport Fisheries and Wildlife,. 2. Parasites of freshwater fish: 2, Protozoa, 3, Ichthyopthirius multifilis [with annotated bibliography]; by Fred P. Meyer. Bookmark Corporate/Agency Authors: Fish and Wildlife Service and Interior Dept. Publisher: Fish and Wildlife Service Date: Feb. 1966 SuDoc number: I 49.28/3:(nos.)