Food Safety Report: Antico Pignolo, Calle Specchieri, Venice, Metropolitan City of Venice, Italy 1 year ago • details 8 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Chills Suspected source: Seafood Onset: Less than 4 hours Duration: 4 to 12 hours