AUGUST DOMINANT SPECIES 

 (BY COUNT) 

 COROPHIUM INSIDIOSUM 

 29404 3320| 24918 21276 20258 



1 J 



\L\ 



t < i 



-4140 -302 ■*• 



AUGUST IMPORTANT SPECIES 

 AMPHITHOE VELIDA 



7 > 242^268 J - 



-i 1 1 r 



I979A I980» I98IOJ 



C/) 400 



MAY MYTILUS EPULIS 

 ^487 



• ^443 



<580 



4 i IV'38 V90 i"66 



-1491 "279 



MAY BALANUS CRENATUS 



300 



m 



!, "*. 



} 46.4/' 1 



• •- 



£82.5 



-i 1 *-i r 



im 



2 3 4 5 6 

 CUMULATIVE REPLICATES 



2 3 4 5 6 

 CUMULATIVE REPLICATES 



Figure 14. Mean abundances plotted versus sample size for four taxa at Effluent 

 during two exposure periods, August and May. Vertical bars indicate 

 95% confidence interval. 



29 



