52 



a 



u 



> 



o 





a; 



u 



100- 



• 



^ M* r = -0.56 



80- 





• 



• 



• 



60- 





• 







• 



40- 





. •. • 







• • 



20- 







0- 



« 1 



• • 

 • 



• 

 — 1 — 1 1 1 1 1 1 1—* 1 1 



3.5 -3.0 -2.5 

 Log 



10 



2.0 -1.5 -1.0 -0.5 0.0 

 limnetic total P 



Figure 2. Plot of percent area coverage 

 versus log-transformed limnetic 

 total P for 29 survey lakes. 



