26 



rare 



Sculpin Species 

 ° Slimy 

 ♦ Torrent 

 ■ Shorthead 



abundant common uncommon 

 Sculpin Abundance 



rare 



Figure 1 1 : Filamentous algae density at sites with four levels of abundance for slimy, 

 torrent, and shorthead sculpins. Algal densities and sculpin abundance were assessed 

 qualitatively (see p. 8 for definition of sculpin abundance and algal density). 



