SEPT OCT NOV DEC JAN FEB MAR APR MAY JUNE JULY AUG SEPT OCT NOV 



1976 

 I 



II III 



SURVEY NO. AND DATE 



rv 



1977 



V 



Figure 31. Mean number of organisms per core sample 



and estimated abundances per square memter 

 for intertidal beach strata. 



78 



