52 



THE LIFE OF DEVILS LAKE 



Srump LnnE ij^j'ie 



Figure 13. Curves of dissolved oxygen in Stump Lake (near west end), A. M., N. and 

 P. M. 7/9/18. Ordinates represent depths in metres. 



Studies of Stump Lake, as with all others of the complex, ex- 

 cept Main and East Lake, have been confined mainly to the chemical 







1- 



c 



/ 



/' 



/ 



■t- 



I I " I I 1 I 



*/• 3Z' 23* 2V' 73' 26" X7' r<fr,0. 

 A.. Z.^ 3-. Vr. See 6<t 7.. 0, 



Srur^P Lfi>H£ l/lijjQ 



Figure 14. Curves of temperature and dissolved gases in Stump Lake (west end) 7/1 1/18. 

 Ordinates represent depths in metres. 



