TRENDS IN PRODUCTIVITY OF PUGET SOUND SALMON 



15 



47 



5] 



53 

 Year 



55 5 7 



59 



FIG. 6. Puget Sound and Strait of Juan de Fuca, average catch per 

 license issued — pink salmon only. 



Source: Robison, Ward, and Palmen, 1962 Fisheries Statistical Report. 



NOTE: Pink salmon only are shown in order to eliminate fluctuations due to dif- 

 ferent cycle runs in other species. 



Pin-se seine landing adJListed after 1955 to reflect changes in percentage 

 actually fishing. 



The salmon industry is a substantial contributor to income and 

 employment in Washington State. Any threat to its survival, because 

 of depletion of the basic resources or economic inefficiency, is a 

 threat to the economic welfare of all residents of the state. 



