57 



Sea Lion and Pollock Abundance 



Easiem Bering Sea & Gulf of Alaska 



Sources 



1. Hollowed, A. 1991. Gulf of Alaska walleye pollock: population assessment and status 

 of the resource in 1991. Preliminary Assessment 



2. Merrick, R. L., et al. 1991. Aerial and ship-based surveys of Northern Sea Lions 



(Eumetopias iubatus) in the Gulf of Alaska and Aleutian Islands during June and 

 July 1990. NOAA Tech. Memo. NMFS F/NWC-196 



Wespestad;, V. 1991. Eastern Bering Sea and aleutian Islands walleye pollock; 

 Preliminary Assessment 



