Infectiousness of organic materials originating in ISA-infected fish and transmission of the disease via salmon lice (Lepeophtheirus salmonis)

atlantic salmon disease transmission epidemiologia epidemiologie epidemiology faeces feces freshwater fishes heces infectious salmon anaemia infectious salmon anaemia virus infectivity lepeophtheirus salmonis marine fishes moco mucus orthomyxoviridae pathogenicity patogenicidad peces de agua dulce peces marinos poisson d'eau douce poisson de mer salmo saltwater fishes saumon atlantique transmission des maladies vecteur de maladie vectores vectors virose viroses virosis virus viruses