FISHERY BULLETIN VOL 86. NO 1 



Cape Cod 



1- 



5 

 



-0 5- 



TC23 



— I — I — I — I — 1 — I — I — I — I — I 



65 67 69 71 73 75 77 79 81 83 



1 



0.5 







-0.5 



-1 



TC32 



—1 — I — I — I — I — I — I — I — I — I 



65 67 69 71 73 75 77 79 81 83 



Figure 9.— Deviations in annual fishing power from the 

 1964-83 SO-yr mean for major vessel tonnage classes fish- 

 ing on Cape Cod grounds. 



> 



Q 

 <o 



C 

 C 



< 



1 

 0.5- 





 -0 5 



1-1 

 0.5 

 



-0.5- 

 -1 



TO 24 ' 



0.5- 



—\ 1 1 1 1 1 1 1 1 1 



65 67 69 71 73 75 77 79 81 83 





 -0.5 



-1 



TO 31 



—\ — I — I — I — I — I — I — I — I — I 



65 67 69 71 73 75 77 79 81 83 



1 



0.5 







-0.5 



-1 



Year 



TC33 



— I — I — I — I — I — I — I — I — I — I 



65 67 69 71 73 75 77 79 81 83 



•TC41 



— I \ 1 1 1 1 1 1 1 I 



65 67 69 71 73 75 77 79 81 83 



Georges Bank 



I ' I ' I ' I ... 



64 66 68 70 72 74 76 78 80 82 84 



Year 





>• 



CD 



Q 



0} 



a 



w 



c 

 ,o 



Southern New England 



n ' I •—] I |— ' I I I — ■— I — I — I 1 I I — I 

 64 66 68 70 72 74 76 78 80 82 84 



Year 



4-1 



■D 

 0) 



JO. 



(f) 



IT 



>~ 



CD 



Q 



a3 

 Q. 



CO 



c 

 ,o 



Cape Cod 



I ' I ' I ' I ' I ' I 

 64 66 68 70 72 74 76 78 80 82 84 



Year 



Traditional CPUE index 



Linear Model CPUE Index 



Figure 10. — Trends in annual yellowtail flounder CPUE (metric tons per day fished) calculated with 

 traditional CPUE based on Lux (1964) and annual coefficients (linear model CPUE). 



104 



