33 CFR §165.T09-0431

1. (a)Location. The following area is a safety zone: All waters of the Straits of Mackinac, from surface to bottom, within 500 yards of the survey vessels Ugle Duckling and Streak while conducting a HAUV/ROV survey of the subsurface lakebed and surrounding areas of interest.
2. (b)Definitions. As used in this section, designated representative means a Coast Guard Patrol Commander, including a Coast Guard coxswain, petty officer, or other officer operating a Coast Guard vessel and a Federal, State, and local officer designated by or assisting the Captain of the Port Sector Northern Great Lakes (COTP) in the enforcement of the safety zone.
3. (c)Regulations.
   1. (1)Under the general safety zone regulations in subpart C of this part, you may not enter the safety zone described in paragraph (a) of this section unless authorized by the COTP or the COTP's designated representative.
   2. (2)To seek permission to enter, contact the COTP or the COTP's representative on VHF-FM channel 16 or by telephone at (906) 635-3233. Those in the safety zone must comply with all lawful orders or directions given to them by the COTP or the COTP's designated representative.
4. (d)Enforcement periods. This section will be enforced from 6 a.m. to 6 p.m. each day from June 1, 2026 through July 31, 2026.