D. Fungus-parasitic diseases 200 



1. Filamentous-fungus-parasitic diseases. Saprolegnia attack - 



gill rot 200 



2, Schizomycetous-parasitic diseases. Red plagues - infections - 



abdcciinal dropsy 201 



E. Animal-parasitic diseases 203 



1. Protozoan-parasitic diseases 203 



Contagious skin and gill turbidity - amoeba infection - 

 Ichthyophthirius attack - contagious corneal inflammation - 

 trypanoplasma infection - nodule diseases - whirling disease. 



2. Worm-parasitic diseases 207 



Blood worm attack - worm cataract - dactylogyrus diseases - 

 strapworm attack and attack by several other parasitic worms - 

 fish leech attack. 



3. Crustacean-parasitic diseases 210 



Carp louse attack - ergasilus disease. 



F. General viewpoints on the control of fish diseases 212 



Literature 21^ 



Subject and Name Index 230 



