5-21 



FORT HALE 



1974 



JFMAMJJASOND 



HARBOR STATION 



JFMAMJJASOND 



LONG-TERM PANELS 



LONG WHARF 



JFMAMJJASOND 



Figure 5-6, 



Abundance*of Balanus avenatus by year and by station, for 

 years present, August 1971 through October 1977. New Haven 

 Harbor Ecological Studies Summary Report, 1979. 



FORT HALE 



1975 



1976 



NO 



JFMAMJJASOND 



HARBOR STATION 



^ 



JFMAMJJASOND 



LONG-TERM PANELS 



LONG WHARF 



JFMAMJJASOND 



Figure 5-7. Abundance*of Balanus spp. by year and by station, for years 

 present, August 1971 through October 1977. New Haven Harbor 

 Ecological Studies Summary Report, 1979. 



LEGEND 



INDEX PERCENT COVERAGE i' INDIVIDUALS 



NO COVERAGE 

 <252 COVERAGE 

 26-50°/; COVERAGE = 

 51-75% COVERAGE = 

 76-100% COVERAGE^ 



COUNT 

 1-100 COUNT 

 101-500 COUNT 

 501-1000 COUNT 

 >1000 COUNT 



ND = NO DATA 



Key for Figures 5-6 through 5-13, 



MUDWORM TUBES 

 (WHERE FOUND) 



percent coverage 



