U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
Under a Letter of Authorization (LOA) issued pursuant to § 216.106 of this chapter and § 217.326 or § 217.327, LOA Holder, and those persons it authorizes or funds to conduct activities on its behalf, may incidentally, but not intentionally, take marine mammals within the area described in § 217.320(b) in the following ways, provided LOA Holder is in complete compliance with all terms, conditions, and requirements of the regulations in this subpart and the appropriate LOA:
(a) By Level B harassment associated with the acoustic disturbance of marine mammals by impact and vibratory pile driving and drilling (foundation installation), UXO/MEC detonations, and HRG site characterization surveys;
(b) By Level A harassment associated with the acoustic disturbance of marine mammals by impact pile driving of WTG and ESP foundations and UXO/MEC detonations;
(c) Take by mortality or serious injury of any marine mammal species is not authorized; and
(d) The incidental take of marine mammals by the activities listed in paragraphs (a) and (b) of this section is limited to the following species:
Table 1 to Paragraph
Marine mammal species | Scientific name | Stock |
---|---|---|
Atlantic spotted dolphin | Western North Atlantic. | |
Atlantic white-sided dolphin | Western North Atlantic. | |
Blainsville's beaked whale | Western North Atlantic. | |
Blue whale | Western North Atlantic. | |
Bottlenose dolphin | Western North Atlantic, offshore. | |
Clymene dolphin | Western North Atlantic. | |
Cuvier's beaked whale | Western North Atlantic. | |
Dwarf sperm whale | Western North Atlantic. | |
False killer whale | Western North Atlantic. | |
Fin whale | Western North Atlantic. | |
Fraser's dolphin | Western North Atlantic. | |
Gervais' beaked whale | Western North Atlantic. | |
Gray seal | Western North Atlantic. | |
Harbor porpoise | Gulf of Maine/Bay of Fundy. | |
Harbor seal | Western North Atlantic. | |
Harp seal | Western North Atlantic. | |
Hooded seal | Western North Atlantic. | |
Humpback whale | Gulf of Maine | |
Killer whale | Western North Atlantic. | |
Long-finned pilot whale | Western North Atlantic. | |
Melon-headed whale | Western North Atlantic. | |
Minke whale | Canadian Eastern Coastal. | |
North Atlantic right whale | Western North Atlantic. | |
Northern bottlenose whale | Western North Atlantic. | |
Pantropical spotted dolphin | Western North Atlantic. | |
Pygmy killer whale | Western North Atlantic. | |
Pygmy sperm whale | Western North Atlantic. | |
Risso's dolphin | Western North Atlantic. | |
Rough-toothed dolphin | Western North Atlantic. | |
Sei whale | Nova Scotia. | |
Short-beaked common dolphin | Western North Atlantic. | |
Short-finned pilot whale | Western North Atlantic. | |
Sowerby's beaked whale | Western North Atlantic. | |
Sperm whale | Western North Atlantic. | |
Spinner dolphin | Western North Atlantic. | |
Striped dolphin | Western North Atlantic. | |
True's beaked whale | Western North Atlantic. | |
White-beaked dolphin | Western North Atlantic. |