California-based Tri-Union Seafoods has issued a voluntary recall of canned tuna sold at Trader Joe’s, Safeway, Harris Teeter, Walmart, Costco and other major grocery stores in dozens of states.

Tri-Union Seafoods has initiated a voluntary recall of select canned tuna products sold under the Genova, Van Camp’s, H-E-B, and Trader Joe’s brand names. This action comes after the discovery ...