Section 217.50 - Specified activity and specified geographical region(a) Regulations in this subpart apply only to the St. George Reef Lighthouse Preservation Society (Society) and those persons it authorizes or funds to conduct activities on its behalf for the taking of marine mammals that occurs in the areas outlined in paragraph (b) of this section and that occurs incidental to lighthouse repair and tour operation activities.(b) The taking of marine mammals by the Society may be authorized in a Letter of Authorization (LOA) only if it occurs within Pacific Ocean waters in the vicinity of Northwest Seal Rock near Crescent City, California. 87 FR 22492 , 5/15/2022through 5/14/2027