APPENDIX A 





STUDY STTE = BUZZARDS BAY 





STATION m 1 





COLLECTION DATE = MARCH 1990 





TAXA- Total Individuals, 486 REP 1 



% OF TOTAL 



Mediomastus ambiseta 208 



42.80 



Oligochaeta 63 



12.96 



Ascidiacea sp. (indeterminate) 43 



8.85 



Ninoe nigripes 26 



5.35 



Tubulanus pellucidus 23 



4.73 



Cylichneiia bidentata 1 8 



3.70 



Ariddea (Acmira) catherinae 1 7 



3.50 



Cirrophorus furcatus 16 



3.29 



Turbonilla sp. (indeterminate) 1 6 



3.29 



Natica pustlla 1 



2.06 



NINETY PERCENT BREAKPOINT 





Scolelepis (P.) bousfieidi 6 



1.23 



Nassarius trivittatus 4 



0.82 



Cirratulidae sp. (indeterminate) 3 



0.62 



Notomastus spp. (indeterminate) 3 



0.62 



Brania wellfleetensis 2 



0.41 



Turbonilla interrupta 2 



0.41 



Yoidia limatula 2 



0.41 



Sipuncula 2 



0.41 



Asychis elongata 1 



0.21 



Owenia fusiformis 1 



0.21 



Ampharetidae (Melinninae) sp. 1 



0.21 



Hydroides dianthus 1 



0.21 



Nereis grayl 1 



0.21 



Glycera americana 1 



0.21 



Nephtys incisa 1 



0.21 



Lumbrineridae sp. (indeterminate) 1 



0.21 



Tharyx acutus 1 



0.21 



Acteocina canaliculata 1 



0.21 



Nephtyidae sp. (indeterminate) 1 



0.21 



Dorvilleidae sp. A 1 



0.21 



Ensis directus 1 



0.21 



Tellina agilis 1 



0.21 



Pitar morrhuanus 1 



0.21 



Anopiodactylus lentus 1 



0.21 



Cirripedia 1 



0.21 



Ampelisca verrilli 1 



0.21 



Pagurus sp. 1 



0.21 



Anemone sp. A 1 



0.21 



Exogone dispar 1 



0.21 



Cnemidocarpa mollis 1 



0.21 



TOTAL NUMBER OF TAXA 40 





TOTAL NUMBER OF INDIVIDUALS 486 





A-1 



