Table 4. Relative abundance of cells and ordinal rank by biovolume of diatoms (Division Bacillariophyta) 



and genera of non-diatom algae in periphyton samples collected from [he Big Hole River TMDL ^ 



Planning Area in 2003: d = dominant, a = abundant, f = frequent, c = common; o = occasional; 



r = rare, (continued) 



