POPM 4040 Lecture 13: POPM 4040 Lecture : Incidence of Toxic Algae
22 Dec 2018
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Globally: 60,000 intoxications, ~600 deaths/year underreported ~10-50. Most common: paralytic shellfish poisoning (psp), ciguatera us: account times for >80% Canada: usually sporadic 1983-1992: 2970 cases estimate 550 illnesses. @ . 6 million in costs, and . 2 million in monitoring. Increased consumption and international transport of seafood factors affecting incidence. Ciguatera toxicity paralytic shellfish poisoning (psp) amnesic shellfish. Poisoning (asp) neurotoxic shellfish poisoning (nsp) diarrheic shellfish. Most common fb disease associated with fin fish. Mainly reported in south pacific and caribbean (tropical areas) Affected by climate change reef ecology. Gastrointestinal: 1 to 6 hours nausea, vomiting, abdominal pain, diarrhea . Avoid eating head, liver, intestines, roe and gonads of tropical fish. Do not eat filets purchased from unknown sources (i. e. street vendors) Check with local/regional public health agency e. g. hawaii uses an elisa to check reef fish (cost, availability and reliability are issues with testing) Paralytic shellfish poisoning (psp: known for thousands of years.
