Range 

 Mean 



1,000- 



100- 



10- 



— I 1 1 1 — 



Aug. Sept. Oct. Nov. 



Water's 



— I 1 1 1 — 



Aug. Sept. Oct. Nov. 



Kick net 



Figure 44. Comparison of sampling methods, Water's and kick 

 net at Glendive using kick samples taken in depths less than 19.5 in. 



77 



