UNITED STATES DEPARTMENT OF THE INTERIOR 



Stewart L. Udall, Secretary 



James K, Carr, Under Secretary 



Frank P. Briggs, Assistant Secretary for Fish and Wildlife 



FISH AND WILDLIFE SERVICE. Clarence F. Pautzke, Commissioner 



Bureau of commercial Fisheries, Donald L. McKernan, Director 



THE NORTHERN FUR SEAL 



by 



Ralph C. Baker, Ford Wilke 

 and C. Howard Baltzo 



Circular 169 



Washington, D. C. 

 September 1963 



