TABLE 5. Mean number of individuals per core and Biological Index Value (BIV) of the ten most 

 numerically abundant taxa collected at the Millstone subtidal stations September 1985 - June 1987, with 

 annual range and mean (no. /core) for 1980-1985. 



1980-85 



1986 



1987 



1980-85 



1986-87 



Station 



Range 



EFFLUtiNT 



Oligochaeta 

 Mediomastus ambiseta 

 Protodorvillea gaspeensis 

 Tharyx dorsobranchlalis 

 Ampelisca verrilli 

 Rhynchocoela 

 Tellina agilis 

 Owenia fusiformis 

 Mytilus edulis 

 Archiannelida 

 Spiophanes bomhyx 

 Ampelisca vadorum 

 Polycirms eximius 

 Aricidea catherinae 

 Tharyx acutus 

 Exogone hebes 

 Capitella spp. 

 Eumida sanguinea 

 Caulleriella spp. 

 Lumbrmetis tenuis 

 Polydora caulleryi 

 Pagurus acadianus 

 Microphthalmus aberrans 

 Leptocheirus pinguis 

 Prionospio steenstrupi 

 Gammants lawrencianus 



GIANTS NECK 



Mediomastus ambiseta 

 Oligochaeta 

 Aricidea catherinae 

 Tharyx dorsobranchialis 

 Protodorvillea gaspeensis 

 Lumbrineris tenuis 

 Leptocheirus pinguis 

 Exogone dispar 

 Ampelisca abdita 

 Ampelisca vadorum 

 Spio setosa 

 Unciola irrorata 

 Tharyx acutus 

 Polycirrus eximius 

 Phoxocephalus holbolli 

 Polydora caulleryi 

 Prionospio steenstrupi 

 Capitella spp. 

 Gammarus lawrencianus 

 Eumida sanguinea 

 Lumbrineris impatiens 

 Polydora quadrilobala 



= not among the ten most numerically abundant taxa 



94 



