A longitudinal study was conducted during the 2014 spring eastern oyster harvesting season in Prince Edward Island. The concentrations of Cryptosporidium oocysts were assessed in seawater and oyster samples taken from three commercial shellfish zones (Approved. Restricted. and Prohibited) one day before a rain event (of at least 15 mm). https://lockdownsecuritycanada.shop/product-category/anti-rodent-tape/