Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.45708

Sec. 45708. The department may, for the conservation of the mussel resources of the state, prescribe areas in any part of the state from which mussels shall not be taken for a period specified by the department. A person shall not take, catch, or kill mussels in closed waters. All orders of the department affecting mussels shall be published once a year in a newspaper of general circulation published within each county containing or having on its boundary waters affected by the order. All such orders shall take effect at the time established in the order, but not less than 21 days after the publication of the order. The department may extend the time within which the order takes effect.