Seasonal variations in the prevalence and infestation intensity of Gyrodactylus salaris Malmberg, 1957 - Monogenea : Gyrodactylidae - on Atlantic salmon parr, Salmo salar L., in the River Batnfjordselva, Norway - Mo, T. a.
National Veterinary Institute, POB 8156 Dep. N-0033 Oslo 1, Norway
Keywords: Seasonal Variations; Abundance