Figure 8 - Distribution of shad (19U8 year-class) in the 



Sacramento-San Joaquin Delta, 19U8 . The area of 

 each circle is proportional to the calculated 

 number of specimens at each station . The hydro- 

 dynamics for each cycle is included, showing delta 

 inflows in cubic feet per second, maximum and mini- 

 mum temperatures in degrees Fahrenheit, mean salinity 

 at Antioch in parts per one hundred thousand, and 

 turbidity in inches with Secchi disc. 



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