Section R. 281.3303 - Anchor and anchor lineRule 303.
(1) A vessel shall be equipped with 1 anchor of a suitable size and type.(2) A vessel operating on inland lakes shall be equipped with not less than 75 feet of suitable anchor line which is readily available onboard the vessel.(3) A vessel operating exclusively on rivers shall be equipped with not less than 30 feet of suitable anchor line which is readily available onboard the vessel.(4) Any line attached to the required anchor shall be attached by eyesplice, thimble, and shackle.Mich. Admin. Code R. 281.3303