The U.S. National Marine Fisheries Service has issued regulations governing related Letters of Authorization in response to a request from Apache Alaska Corporation for authorization to take marine mammals, by harassment, incidental to its oil and gas exploration seismic survey program in Cook Inlet, Alaska. According to NMFS, “This action will put the applicant into compliance with the Marine Mammal Protection Act (MMPA) and minimize impacts to marine mammals in Cook Inlet.” These regulations are effective August 19, 2016 through July 20, 2021.