FORT MACON 
OMIT EAMEY WE cur legion e Bo ones EMERALD ISLE 
—- NOURISHMENT oe 
z 
RICHNESS VALUE 
soccsees: 
Figure 30. Seasonal variation in species richness for the intertidal zone at 
the nourishment beach at Fort Macon, June 1977 to August 1978, and 
the comparison beach at Emerald Isle, September 1977 to August 1978. 
The actual period of nourishment is represented by a slashed line 
below the X-axis. The bull's eye symbol represents a species 
richness that is undefined because no organisms were found. 
2) 
