Power to detain vessels, etc., in certain circumstances
20. If any person contravenes any of the provisions of this Order or of any byelaw made thereunder by Scottish Natural Heritage and any damage is occasioned thereby to the property of Scottish Natural Heritage, they may, in addition to any right they have to recover from any such person the cost of repairing or making good any such damage, detain any vessel or other property belonging to or in charge of such person or belonging to his employers until the cost has been paid or until reasonable security therefor has been given to Scottish Natural Heritage.