CFR > Title 50 - Wildlife and Fisheries > CHAPTER II—NATIONAL MARINE FISHERIES SERVICE, NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION, DEPARTMENT OF COMMERCE > SUBCHAPTER C—MARINE MAMMALS (Parts 216–229) > PART 216—REGULATIONS GOVERNING THE TAKING AND IMPORTING OF MARINE MAMMALS > SUBPART B—Prohibitions (§216.11 to §216.17) > 216.16—Prohibitions under the General Authorization for Level B harassment for scientific research.