Ottawa – The Canadian Food Inspection Agency (CFIA) has confirmed the presence of two oyster diseases in samples collected in Spence Cove, New Brunswick. The first, multinucleate sphere unknown (MSX) is caused by Haplosporidium nelsoni. The second, Dermo (also known as Perkinsosis), is caused by Perkinsus marinus. MSX and Dermo do not pose risks to human health or food safety. However, they …