risk factors for outbreaks of infectious salmon anemia in farmed atlantic salmon, salmo salar.infectious salmon anemia (isa) is a viral disease occurring in farmed atlantic salmon (salmo salar) that is characterized by lethargy, anorexia, anemia and death. to control the disease in new brunswick, canada, 7.5 million fish from outbreak cages have been destroyed since 1997. despite changes made by farmers, 2002 was the worst year ever for isa losses in the region. we evaluated the associations between potential risk factors and isa outbreaks in the atlantic-salmon sites in new brunswick. t ...200516188335
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