146 



NOAA Technical Report NMFS 140 



NEW \ NEW ,- /V \ ^\ 



JERSEY ;york/ \ \ NEW / 



\ \ hampshire 



Connecticut' 



V 



*■; 



INDIVIDUALS 

 PER SQUARE METER 



NEW \ NEW ,'^\ \, 



JERSEY ; YORK/ \ \ NEW / 



\ \ HAMPSHIRE •' 



.CONNECTICU' ' 



EXPLANATION 



□ <0.l-0.9 



GRAMS 

 PER SQUARE METER 



PYCNOGONIDA 



Figure 140 



Geographic distribution of Pycnogonida: A — number of specimens per square meter of 

 bottom; B — biomass in grains per square meter of bottom. 



present in the collections, but those from the latter 

 group were uncommon. The genus Bala mis was over- 

 whelmingly the dominant form, of which three species 

 were common. 



Rock barnacles were usually 0.5 to 1.5 cm in height 

 and diameter; however, some newly settled specimens 



as small as 1 mm and a few specimens greater than 5 cm 

 in length and diameter were collected. Stalked bar- 

 nacles had a more restricted size range; they averaged 

 0.5 cm in length, with extremes of about 0.25 to 1 cm. 

 Rock barnacles were most commonly found attached 

 to rocks, mollusk shells, and shells of other barnacles. A 



