WHITEFISH FISHERY OF LAKES HURON AND MICHIGAN 



325 



fishing intensities between 4 and 5 times those of 1929 yielded productions amounting 

 to only 19 and 46 percent, respectively, of the 1929 catch. For practical purposes it 

 can be said that there was no whitefish fishery in H-3 in 1939, and that the fishery in 

 H-4 was insignificant. 



The data of table 7 have brought out the fact that a disastrous depletion of the 



,!J1 



- O 



t 9 3 3 I 9 3 S 



CALENDAR r £ A K 



FiGi'Rl 0.— Second district. H-2. 



— I o .. 



19 3 3 19 3 5 



CALENDAR y E A ft 



Figvre 7. — Third district, H-3. 



