Signs and symptoms of foodborne botulism include: 1  Difficulty swallowing or speaking. 2  Dry mouth. 3  Facial weakness on both sides of the face.  Blurred or double 1  vision. Drooping eyelids.  Trouble 1  breathing. Nausea, vomiting and abdominal cramps.  Paralysis.
DOH 332-058 October 2013 Paralytic Shellfish Poisoning (âred tideâ) What is paralytic shellfish poisoning? Paralytic shellfish poisoning (PSP) is a serious illness caused by eating shellfish contaminated with algae that contains a toxin harmful to humans.OH 332-058 October 2013 Paralytic Shellfish Poisoning (âred tideâ) What is paralytic shellfish poisoning? Paralytic shellfish poisoning (PSP) is a serious illness caused by eating shellfish contaminated with algae that contains a toxin harmful to humans.
1 Diarrhetic Shellfish Poisoning (DSP) - This disease is caused by the Dinophysis species. 2  It generally occurs in Japan and Europe, but it has also been found in other countries such as Canada, the US, Chile, New Zealand, and Thailand. Amnesic Shellfish Poisoning (ASP) - This disease, which has been found along the eastern Canadian coast, is caused by domoic acid producing planktonic and benthic algae, including Pseudo-nitzschia pungens forma. 2  Pseudo-nitzschia multiseries and Amphora coffaeformis.