The FDA on Monday warned consumers about oysters and clams which could be contaminated with norovirus and were sent to nine states, including California, Florida and New York. The shellfish caution covers "certain raw oysters" harvested by Drayton Harbor Oyster Company and Manila clams harvested by Lummi Indian Business Council between Feb. 13 through March 3, according to an FDA statement . These potentially bad oysters and clams were sent to food retailers and restaurants in nine states —