Percent contribution and Biological Index Value (BIV) 'of the ten most numerically abundant taxa 

 at Millstone intertldal stations in each year, September 1970 - June 1985. 



Giants Neck 



Rhynchocoela 

 llaploscoloplos f ragil s 

 Scolecolepides viridis 

 Paraonis f ulgens 

 Oligochaeta 

 Capttella spp. 

 Hedlste diversicolor 

 Polydora ligni 

 Mtcrophthalmus sczelkowii 

 Tharyx acutus 

 Gammarus lawrencianus 

 Streptosyllis arenae 

 Neohaustorius biarticulatus 

 Haustorius canadensis 

 Pygospio elegans 

 Lepldonotus squamatus 

 Polydora socialis 



32 



15 



20 



19 



6 



1 



<1 



2 



<1 



1 



<1 











1 



<1 











22 

 26 

 18 

 13 



4 

 11 



5 

 <1 



1 

 <1 

 <1 





 <1 

 <1 

 <1 











10 



10 



21 



40 



6 



4 



2 



1 



<1 



<1 



1 



I 



<1 







1 







12 



23 



11 

 9 



37 

 9 

 6 



<1 

 



<1 

 1 



<1 

 



<1 



<1 

 

 

 



7 

 12 

 28 



4 

 30 



8 

 <1 



4 

 <1 





 <1 



1 

 <1 





 <1 



1 







19 



19 



5 



2 



40 



9 



2 



1 



1 







<1 



<1 



<1 



<1 















90.2 

 89.2 

 85.3 

 84.3 

 83.3 

 75.5 

 53.9 

 52.9 

 47.1 

 36.8 

 35.8 

 32.9 

 32.8 

 31.9 

 27.9 

 20.6 

 19.6 



Jordan Cove 



Rliynchocoela 

 llaploscoloplos f ragilis 

 Paraonis f L-lgens 

 Oligochaeta 

 Streptosyllis arenae 

 Capitella spp. 

 Scolecolepides viridis 

 Parapionosyllis longicirrata 

 Exogone hebes 

 Polydora ligni 

 Pygospio elegans 

 Hedlste diversicolor 

 Aricidea catherinae 

 Mytilus edulis 



16 



