150- 



V) 



C 



o 

 </> 



3 

 O 



X 



o 



r- 

 < 



< 



r- 

 o 



100 



50 



NORTHERN ANCHOVY 



DAY INDEX 



• NIGHT INDEX 



TOTAL CATCH 



TOTAL, 



1963 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 



YEAR 



Figure 12.— Northern anchovy index values for day and night observations in arbitrary units and total California catch. 



Figure 13.— Northern anchovy night index values in arbitrary units for the 

 major fishing areas. 



25 



20- 



■fc 15 - 



x 



UJ 

 Q 



^ 10- 



I- 

 X 



NORTHERN ANCHOVY 



C - SANTA BARBARA 



COAST AND CHANNEL 

 D- SANTA BARBARA 



CHANNEL ISLANDS 

 G-SAN PEDRO CHANNEL 

 H-CATALINA/14 MILE 



1963 65 66 67 68 69 70 71 72 73 74 75 76 77 78 

 YEAR 



26 



