HINCKLEY: REPRODUCTIVE BIOLOGY OK WALLEYE POLLOCK 



inearized weight-fecundity regressions from four areas in the Bering Sea (following 

 of Zar 1974). 



H 



Fully Batch 

 yolked spawning 



Class VIII 



Early spawning 

 n = 8 



Reserve 

 fund 



Fully Batch 

 yolked spawning 



Class IX 



Late spawning 

 n = 8 



Q) 



a 



0) 



>■ 

 8 



c 

 o 

 u 



u 



c 



0) 

 01 



JS 



0) 



CC 



100 

 80 

 60 

 40 

 20 

 



K 



2 3 4 5 6 7 8 9 10 11 12 

 Developmental stage of oocytes 



I 100 



80 

 60 1 

 40 

 20 



0- 



80 

 60 

 40 

 20 

 



JiU 



Class IX 



Late spawning 



Class IX 



Late spawning 

 ' I 



' I 

 ; I 



Class X 



Spent 

 n = 4 



Figure 9.— Continued. 



2 3 4 5 6 7 8 9 10 11 12 

 Developmental stage of oocytes 



495 



