(1)A person who knowingly or willfully removes, destroys, alters the position of or markings on any hydrographic survey mark at the sea or coastal area, buoys or beacons that have been placed or set up for the control of hydrographic surveys or delineation of boundaries or identification of danger or for the purpose of any survey conducted under this Act, commits an offence under this Act and shall on conviction after summary trial before a Magistrate be liable to a fine not exceeding one million rupees or to imprisonment for a term not exceeding one year or to both such fine and imprisonment.