log book the date and place of every such operation, and also the number and sex of the seals captured each day; and on coming into port and before landing cargo the master shall verify on oath such official log book as containing a full and true statement of the number and character of his fur-seal fishing operations, including the number and sex of seals captured; and for any false statement willfully made by a person so licensed by the United States in this behalf he shall be subject to the penalties of perjury, and any seal skins found in excess of the statement in the official log book shall be forfeited to the United States.

SEC. 5.  That no person or vessel engaging in fur-seal fishing operations under this act shall use or employ in such operations any net, firearm, air gun, or explosive:  Provided, however, That this prohibition shall not apply to the use of shotguns in such operations outside of Bering Sea during the season when the killing of fur seals is not there prohibited by this act.

SEC. 6.  That the foregoing sections of this act shall not apply to Indians dwelling on the coast of the United States and taking fur seals in canoes or undecked boats propelled wholly by paddles, oars, or sails, and not transported by or used in connection with other vessels or manned by more than five persons, in the manner heretofore practiced by the said Indians:  Provided, however, That the exception made in this section shall not apply to Indians in the employment of other persons, or who shall kill, capture, or pursue fur seals outside of territorial waters under contract to deliver the skins to other persons, nor to the waters of Bering Sea or of the passes between the Aleutian Islands.

SEC. 7.  That the President shall have power to make regulations respecting the special license and the distinctive flag mentioned in this act, and regulations otherwise suitable to secure the due execution of the provisions of this act, and from time to time to add to, modify, amend, or revoke such regulations as in his judgment may seem expedient.

SEC. 8.  That, except in the case of a master making a false statement under oath in violation of the provisions of the fourth section of this act, every person guilty of a violation of the provisions of this act or of the regulations made thereunder shall for each offense be fined not less than $200 or imprisoned not more than six months, or both; and all vessels, their tackle, apparel, furniture, and cargo, at any time used or employed in violation of this act or of the regulations made thereunder shall be forfeited to the United States.

SEC. 9.  That any violation of this act or the regulations made thereunder may be prosecuted either in the district court of Alaska or in any district court of the United States in California, Oregon, or Washington.

SEC. 10.  That if any unlicensed vessel