Hannaea 



1032 12th Avenue Helena. MT 59601 (406)443-2196 

 hannaea@montana.com 



Diatom Report 



Nitzschia angustata 

 Nitzschia dissipata 

 Nitzschia heufleriana 

 Nitzsctiia linearis 

 Nitzschia palea 

 Nitzschia pura 

 Nitzschia recta 

 Reimeria sinuate 

 Staurosira construens 

 Staurosirella leptostauron 

 Staurosireila pinnata 

 Synedra rumpens 

 Synedra ulna 



0.24 

 0.36 

 0.24 

 0.24 

 0.47 

 0.24 

 0.12 

 0.47 

 0.47 

 0.71 

 1.07 

 6.04 

 0.71 



Diatom Metrics 



Metric 



Valves Counted 



Cells Counted 



Total Number of Species 



Total Number of Species Counted 



Percent Dominant Species 



Shannon's Diversity Index 



Pollution Index 



Pollution Tolerance (% by Category) 



Pollution Tolerance (% by Category) 



Pollution Tolerance (% by Category) 



Siitation Index 



Disturbance Index 



Stability Index 



Percent Epithemiaceae 



Percent Aerophiles 



Percent Centrics 



Motility (% by Category) 



Motility (% by Category) 



Motility (% by Category) 



Motility (% by Category) 



pH (% by Category) 



Category 



Most Tolerant 



Tolerant 



Sensitive 



Highly Motile 

 Moderately Motile 

 Not Motile 

 Variable Motility 

 Not Classified 



Value 



844 



422 



42 



42 



55.92 



2.84 



2.82 



0.47 



16.82 



82.7 



3.2 



55.92 



11.14 



0.24 



1.42 







1.9 



2.37 



'85.78 



9.95 



6.4 



Hannaea - Diatom Report 



Page 2 



2/5/03 



