Table 8. — Abundance of chubs in the statistical districts of the 

 State of Michigan waters of Lake Michigan 

 and for the districts combined 



[Expressed as percentages of the 1929-19^3 average] 



l/ In computation of the average the abundance index for each district was 

 weighted by its percentage contribution to the total catch for all 

 districts in 1929-19^3 



27 



