Food Safety Report: The Shrimp Boat Restaurant and Seafood Market, Stephen Decatur Highway, Ocean City, MD, USA 2 years ago • details 9 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea Suspected source: crabs Onset: Less than 4 hours Duration: 4 to 12 hours Sick: Me Additional information: Ate crabs but one of my crabs was very watery and tastes different