Table 3. Relative abundance of cells and ordinal rank by biovolume of diatoms (Division Bacillariophyta) 

 and genera of non-diatom algae in periphyton samples collected from Sullivan Creek and 

 Skyland Creek in 2002. 



Taxa 



Sullivan Creek 

 above Connor Creek 



Sullivan Creek 

 below Quintonkon Creek 



Skyland Creek 

 above Bear Creek 



Cyanophyta 



Amphithrix 



Hydrocoleum 



Phormidium 



Chlorophyta 



Stigeoclonium 

 Ulothrix zonata 

 Zygnema 



Chrysophyta 



Hydrurus foeiidus 



Bacillariophyta 



# Non-Diatom Genera 



occasional (5 ) 



frequent (3" 



occasional (4 ) 



abundant (1") 



abundant (2"^^) 



4 



occasional (5"^) 



frequent (4*^) 

 abundant (3''') 



dominant (1^') 



abundant (2"'') 



4 



abundant (3"^) 



dominant (1^') 



dominant (2"'') 



2 



