Any hovering vessel, or any vessel which fails (except for unavoidable cause), at any place within the customs waters or within a customs-enforcement area established under the Anti-Smuggling Act [19
et seq.], to display lights as required by law, or which has become subject to pursuit as provided in section
of this title, or which, being a foreign vessel to which subsection (h) ofsection
of this title applies, is permitted by special arrangement with a foreign government to be so examined without the customs waters of the United States, may at any time be boarded and examined by any officer of the customs, and the provisions of said section
shall apply thereto, as well without as within his district, and in examining the same, any such officer may also examine the master upon oath respecting the cargo and voyage of the vessel, and may also bring the vessel into the most convenient port of the United States to examine the cargo, and if the master of said vessel refuses to comply with the lawful directions of such officer or does not truly answer such questions as are put to him respecting the vessel, its cargo, or voyage, he shall be liable to a penalty of not more than $5,000 nor less than $500. If, upon the examination of any such vessel or its cargo by any officer of the customs, any dutiable merchandise destined to the United States is found, or discovered to have been, on board thereof, the vessel and its cargo shall be seized and forfeited. It shall be presumed that any merchandise (sea stores excepted), the importation of which into the United States is prohibited, or which consists of any spirits, wines, or other alcoholic liquors, so found, or discovered to have been, on board thereof, is destined to the United States.