More than 85,000 bags of shrimp sold at Kroger-owned grocery stores around the United States are being recalled, adding to the growing list of products flagged over possible radioactive contamination.

The products were sold at deli-counters, by weight, and also in prepackaged portions at self-service cases in 1,860 stores, Kroger said.

Kroger, the grocery giant that owns Ralphs and Food 4 Less, is laying off nearly 1,000 corporate employees as it continues to restructure its business. It’s the latest blow for the grocer that ...