This month, the U.S. Department of Justice (DOJ) opened a criminal investigation into collusive behavior among some of the largest producers of Atlantic salmon.  This inquiry follows the DOJ’s June announcement of its separate investigation into the chicken industry. Atlantic salmon producers implicated by the investigation include Grieg Seafood, SalMar, Leroy Seafood Group, and Mowi.  The launch of the U.S. inquiry comes on the heels of the European Commission’s (EC) announcement of an investigation into the Atlantic…