Any ship lying in any river, harbour, or other water shall be subject to the local authority of the district within or ex adverso of which such river, harbour, or other water is situate, and to the sheriff, magistrates, and justices of the peace having jurisdiction in such district, and shall be within the provisions of this Act in the same manner as if such ship were a house within such district, but this section shall not apply to any ship belonging to Her Majesty or to any foreign government.