This refers to gastroenteritis usually caused by bacteria endemic to the local water. Nausea, vomiting, borborygmi, abdominal cramps, and diarrhea deign 12 to 72 hours after ingesting contaminated food or water.
Staphylococcal food poisoning
Foodborne botulism
Rotavirus
E.coli 0157: H7 infection
Enterotoxigenic E.coli