100 



80 



60 



40 



20 





 100' 



20- 



Effluent Bottom 



< 

 ^ 100 



Ld 

 O 



ct: 



Ld 



CL 



80 

 60 



Ld 20 



< 



Q; 100 



Ld 



> 80 



"^ 60 



40 



20 







100 



AUVE 



Effluent Surface 



Black Point 



Giants Neck 



Fox island 



White Point 



1 6 7 

 AUG-FEB 



7 8 8 8 8 8 

 9 15 6 7 



FEB -AUG 



7 8 8 8 8 

 9 15 6 



MAY-NOV 



rig. 5. Mean % cover of sessile fouling organisms on exposure panels collected from 1979-1987. Histograms reflect the 

 total percentage of cover, which was comprised of both living plant and animals and their dead remains (* = values < 1 %). 



234 



