VANCOUVER - Atlantic salmon farms around Vancouver Island have begun testing and formed a special outbreak management team after a virus outbreak at one farm led to a site quarantine and the cull of more than half a million fish.The farm most seriously affected by the virus is one run by Mainstream Canada, which confirmed tests conducted earlier this week showed the presence of infectious haematopoietic necrosis at its site on the Island's west coast, located at Dixon Bay, north of Tofino, B.C.
