SUTHERLAND: DISTRIBUTION OF STEELHEAD TROUT 



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No. of sets Catch 



no catch per set 



O 100-300 6-10 



O 50-99 #1-5 



O 20-49 % 1-9 



O 10-19 • 01-09 

 O 1-9 • < .01 









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LongituO* 170" Weit t'om GrMn«.. 



Figure 2. — Oceanic distribution and relative abundance of steelhead trout in spring (May-June). Catch and effort data 

 from gill net, longline. and purse seine sets by research vessels of Canada (1961-67), Japan (1955-57, 1962-67). and the 

 United States (1953, 1955-67). 



Figure 3. — Oceanic distribution and relative abundance of steelhead trout in summer (July-September). Catch and effort 

 data from gill net, longline, and purse seine sets by research vessels of Canada (1961-67). Japan (1955-5 7, 1962-67). and 

 the United States (1953. 1955-67). 



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