7. The Government may, by notification in the official Gazette, authorise any person or class of persons,-(a) to detain and search any boat found in any fishery belonging to, or under the management and control of, the Government and seize the boat with the fishing contrivance used or carried without valid licence or authority;(b) to search any place where fish caught or fishing contrivances used or carried without a valid licence or authority are reasonably suspected to be found and seize such fish or contrivances;(c) to seize any fish caught in contravention of the provisions of this Ordinance; and(d) to require any person found fishing or attempting to fish in any fishery belonging to, or under the management and control of, the Government to state truly his name, his father's name and address and to produce his authority for such fishing.