Takes of Marine Mammals Incidental to Specified Activities; U.S. Navy Training and Testing Activities in the Mariana Islands Training and Testing Study Area and the Atlantic Fleet Training and Testing Study Area

In accordance with the Marine Mammal Protection Act (MMPA), as amended, and implementing regulations, notification is hereby given that modified Letters of Authorization (LOAs) have been issued to the U.S. Navy (Navy) for the take of marine mammals incidental to training and testing activities conducted in the Mariana Islands Training and Testing (MITT) Study Area and the Atlantic Fleet Training and Testing (AFTT) Study Area. These modifications reflect changes to Navy watchstander (lookout) reporting requirements, which do not affect current mitigation measures, for observed behavior of marine mammals during Major Training Exercises (MTEs) in the MITT and AFTT study areas.