Bacterial disease is a major cause of stock loss in aquaculture. The severity of infection may range from acute to chronic through to benign. This latter condition, termed covert infection, is insidious, as fish may appear to be outwardly healthy but during periods of stress, these carriers may...
Amoebic gill disease (AGD) remains the major disease associated with sea-cage culture of Atlantic salmon in Tasmania. AGD is associated with a Paramoeba species infecting the gills. Current treatment involves multiple freshwater bathes for all fish. This treatment has a significant financial impact...