The recalled frozen shrimp were sent to 13 different states and were shipped into the country through four different ports.

The FDA is currently investigating reports of Cesium-137 radioactive contamination in shipping containers and frozen shrimp products.

Beyranevand says it’s possible that a particular food product could become contaminated if it was raised or farmed somewhere with elevated levels of Cs-137. Either way, she believes the breaded frozen shrimp recall is “definitely a cause for concern” for the food industry-at-large.