Food Safety Report: Dampa Seafood Grill - Tomas Morato, Scout Limbaga Ext, Diliman, Quezon City, Metro Manila, Philippines 2 months ago • details 4 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills Suspected source: crabs Onset: Less than 4 hours Duration: 4 to 12 hours Sick: 3 people