(a) Average macrofauna biomass (all stations) 



8 

 7 



.— 6 - 



E 



w 

 if) 



OJ 



E 

 o 



bo 



20 



40 



60 



80 



100 



120 



(b) Average macrofauna abundance (all stations) 



20 



40 



60 



80 



100 



120 



(c) Average macrofauna diversity 



o 



o 

 o 



Q. 



n 



E 



3 



120 



Salinity (ppt) 



Figure 5-8: Relationship between average macrofauna characteristics and salinity. Circles (o) represent rising 

 salinity, and diamonds (< ) represent falling salinity. Line is fit with a three parameter log normal regression model. 



5-14 



Benthic Communities 



