AquaStar (USA) Corp. is recalling more than 85,000 bags of shrimp due to insanitary conditions where the products may have been contaminated with cesium-137, a radioactive element. Specific UPC and lot codes as well as photos of the recalled shrimp products can be found on the FDA’s website. While the shrimp could be contaminated with a radioactive isotope called cesium-137, the FDA said that no products as of yet have tested positive for it. Cesium-137, or cs-137, is the radioactive form of the element cesium, according to the U.S. Environmental Protection Agency. Bahari Makmur Sejati, which was also responsible for a recent recall of frozen shrimp sold at Walmart.