Section 21. Whoever wilfully and without lawful excuse loosens OF removes from her moorings any vessel within an

21. Whoever wilfully and without lawful excuse loosens OF removes from her moorings any vessel within any such port without leave or authority froin the owner or Master of such vessel, shall, for every such offence, be punished with fine which may extend to two hundred rupees, or with iniprisonn~ent for a term which mzy extend to six months.