Poisonous levels of Paralytic Shellfish Poisoning (PSP) have been found in Canada, along the Sunshine Coast, southern Texada Island and beyond Cortes Island.  These areas have been closed to harvesters of bivalve, mollusks, clams, oysters, mussels, geoducks, scallops and cockles.  This toxic poisoning is referred to as "red tide," in that the bacteria is red and causes the water to appear "blood red."  Red tide (PSP) can be deadly, because cooking does not kill this toxin. 

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