68 FISHERIES OF ALASKA IN 1910. 



proof heretofore provided for are filed to forthwith issue to the hatchery owner, causing 

 such proofs to be filed, certificates which shall not be transferable and of such denomi- 

 nations as said owner may request (no certificate to cover fewer than one thousand 

 fry), covering in the aggregate the number of fry so proved to have been liberated; 

 and such certificates may be used at any time by the person, company, corporation, 

 or association to whom issued for the payment pro tanto of any license fees or taxes 

 upon or against or on account of any catch or pack of salmon made by them in Alaska; 

 and it shall be the duty of all public officials charged with the duty of collecting or 

 receiving such license fees or taxes to accept such certificates in lieu of money in pay- 

 ment of all licensp fees or taxes upon or against the pack of canned salmon at the ratio 

 of one thousand fry for each ten cases of salmon. No hatchery owner shall obtain the 

 rebates from the output of any hatchery to which he might otherwise be entitled under 

 this Act unless the efficiency of said hatchery has first been approved by the Secretary 

 of Commerce and Labor in the manner herein provided for. 



Sec. 3. That it shall be unlawful to erect or maintain any dam, barricade, fence, 

 trap, fish wheel, or other fixed or stationary obstruction, except for purposes of fish 

 culture, in any of the waters of Alaska at any point where the distance from shore to 

 shore is less than five hundred feet, or within five hundred yards of the mouth of any 

 red-salmon stream where the same is less than five hundred feet in width, with the 

 purpose or result of capturing salmon or preventing or impeding their ascent to their 

 spawning grounds, and the Secretary of Commerce and Labor is hereby authorized 

 and directed to have any and all such unlawful obstructions removed or destroyed. 



Sec. 4. That it shall be unlawful to lay or set any drift net, seine, set net, pound 

 net, trap, or any other fishing appliance for any purpose except for purposes of fish 

 culture, across or above the tide waters of any creek, stream, river, estuary, or lagoon, 

 for a distance greater than one-third the width of such creek, stream, river, estuary, 

 or lagoon, or within one hundred yards outside of the mouth of any red-salmon stream 

 where the same is less than five hundred feet in width. It shall be unlawful to lay 

 or set any seine or net of any kind within one hundred yards of any other seine, net, 

 or other fishing appliance whiqh is being or which has been laid or set in any of the 

 waters of Alaska, or to drive or construct any trap or any other fixed fishing appliance 

 within six hundred yards laterally or within one hundred yards endwise of any other 

 trap or fixed fishing appliance. 



Sec. 5. That it shall be unlawful to fish for, take, or kill any salmon of any species 

 in any manner or by any means except by rod, spear, or gaff, in any of the waters of 

 Alaska over which the United States has jurisdiction, except Cook Inlet, the Delta 

 of Copper River, Bering Sea, and the waters tributary thereto, from six o'clock post- 

 meridian of Saturday of each week until six o'clock antemeridian of the Monday 

 following, or to fish for, or catch, or kill in any manner or by any appliances except 

 by rod, spear, or gaff, any salmon in any stream of less than one hundred yards in 

 width in Alaska between the hours of six o'clock in the evening and six o'clock in 

 the morning of the following day of each and every day of the week. Throughout 

 the weekly close season herein prescribed the gate, mouth, or tunnel of all stationary 

 and floating traps shall be closed, and twenty-five feet of the webbing or net of the 

 "heart" of such traps on each side next to the "pot" shall be lifted or lowered in such 

 manner as to permit the free passage of salmon and other fishes. 



Sec 6. That the Secretary of Commerce and Labor may, in his discretion, set aside 

 any streams or lakes as preserves for spawning grounds, in which fishing may be 

 limited or entirely prohibited; and when, in his judgment, the results of fishing 

 operations in any stream, or off the mouth thereof, indicate that the number of salmon 

 taken is larger than the natural production of salmon in such stream, he is authorized 

 to establish close seasons or to limit or prohibit fishing entirely for one year or more 

 within such stream or within five hundred yards of the mouth thereof, so as to permit 

 salmon to increase: Provided, however, That such power shall be exercised only after 



