Table 14. --Average water temperature (° F.) by 10- or 11-day periods in the 

 Anna River, Alger County, Michigan, 1954 and 1958-60 



[Thermometer readings were taken above M-28 bridge in 1954, and 

 near mouth. Sec. 2, T. 46 N., R. 19 W. , in 1958-60] 



20 



