Table 8.2.4 Occurrence of systematic groups and number of individuals 

 in the quantitative samples at the four stations. Figures 

 after + are standard error of mean. 



Average No 



of ind/lOOg Number Average No Total No Estimated No of 

 wrack (dry of of syst grp/ of syst Enchytr/Pachydr 



per sample 



200 



250 



2000 



4000 



179 



