It shall be unlawful for any person to use, take, or operate any boat without the written consent of the owner or person in charge thereof or to be an accessory to the taking, use, or operation of any boat without the consent of the owner or person in charge thereof. The consent of the owner or person in charge of a boat to its taking, use, or operation shall not be presumed or implied because of such consent on a previous occasion to the taking, use, or operation of such boat by the same or a different person. (§ 11, Ord. 360)