Days after the FDA issued a do-not-eat warning about imported shrimp sold at Walmart, a Florida company actually issued a recall of that shrimp and a California company recalled shrimp sold under five other brands.

The Food and Drug Administration issues a second recall on frozen shrimp after potential exposure to radioactive material.

On Thursday, Southwind Foods, headquartered in Carson, California, recalled multiple brands of frozen shrimp potentially affected by radioactive contamination, according to the U.S. Food and Drug Administration.