DISSOLVED OXYGEN (mg/l) 



10 



i 



a. 



LU 4 



o 



) 



|o 



• JANUARY 

 G FEBRUARY 

 A MARCH 



* APRIL 

 D MAY 

 O JUNE 



DISSOLVED OXYGEN (mg/l) 



E 

 »- 3 



I 

 h- 

 CL 



id 4 

 Q 



• JULY 



O AUGUST 



A SEPTEMBER 



* OCTOBER 

 D NOVEMBER 

 O DECEMBER 



Figure 6. Dissolved oxygen profiles at Lake Marco Shores for 1978, 



226 



