fo) 
Relative 
Frequency ( 
> o 
oS % 
rc) 
[o) 
FORT MACON 
Figure 25. 
Ye 
Sie, = os 
435 
By: 
SRE J 
(%) 
Relative 
Frequency 
EMERALD ISLE 
Legend: Size Shell length 
Class (mm) 
il OF OREO 25 
2.6 to 5.0 
Dod, ) 765 
7.6 to 10.0 
10.1 to 12.5 
12.6 to 15.0 
W2oIb tee) i745 
17.6 to 20.0 
9 20.1 to 22.5 
oanN DN FF WwW 
Size class distribution for D. vartabilis at the nourishment 
beach at Fort Macon, June 1977 to August 1978, and the com- 
parison beach at Emerald Isle, September 1977 to August 1978. 
44 
