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tic Shellfish Poisoning PPM (80ug/100g) saxitoxin equivalent. Molluscan Shellfish Control of Natural Toxins Action Levels in Meats ? Neurotoxic Shellfish Poisoning PPM (20 mouse units/100g) brevetoxin2 equivalent. Molluscan Shellfish Control of Natural Toxins Action Levels in Meats ? Diarrhetic Shellfish Poisoning PPM okadaic acid plus 35methyl okadaic acid. Molluscan Shellfish Control of Natural Toxins Action Levels in Meats ? Amnesic Shellfish Poisoning 20 PPM domoic acid. Molluscan Shellfish Control of Natural Toxins ? Southern China At risk for Paralytic Shellfish Poisoning ? Northern China At risk for Diarrhetic Shellfish Poisoning Molluscan Shellfish Control of Chemicals Cooked molluscan shellfish is permitted to be imported into the United States only if the processor has controlled the hazards associated with environmental chemical contaminants. Molluscan Shellfish Control of Chemicals 2 methods of Control ? Monitoring of shellfish meats from “key” locations in the growing areas OR ? Monitoring of shellfish meats on a lotbylot basis at the processing facility. Molluscan Shellfish Control of Chemicals If chemical contaminants are controlled by monitoring shellfish at the growing area, the Control Authority must have authority to close the area from harvesting when unsafe levels are present in shellfish meats. Molluscan Shellfish Control of Chemicals Guidance Levels in Mollusks Refer to Table 91, Chapter 9 of FDA’s Fish and Fisheries Products Hazards amp。 Guide for tolerances and action levels for additional environmental chemical contaminates. For Additional Information contact: Millie Benjamin at the . Food and Drug Administration