The Coast Guard is establishing a special local regulation for certain waters of the Detroit River, Grosse Ile, MI. This action is necessary to protect safety of life on navigable waters immediately prior to, during, and after the Find Your Way Home Swim. Entry of vessels or persons into this zone is prohibited unless specifically authorized by the Captain of the Port Detroit or a designated representative.
Source: Federal Register USCG
Link: Special Local Regulation; Find Your Way Home Swim; Detroit River, Grosse Ile, MI