Table 5-5. Relative Abundance of Major Zooplankton Species in the Sheepscot 



3stuary (Montsweag Bay) From January, 1975, to December, 1976^. 



1'^^^ Individuals/m-^ 



Copepods 21,600 



Microsetella norvegica 17,345 



Acartia tonsa 2660 



Oithona similis 666 



Acartia clausi (A. hudsonica ) 274 



Acartia longiremis 207 



Temora longicornis 131 



Pseudocalanus minutus 117 



Eurytemora herdmani 116 



Centropages hamatus 5 6 



Centropages typicus 28 



Tintinnids 56,145 



Rotifers 18,997 



Polychaete larvae 6629 



Bivalve larvae 3 548 



Nematodes 1655 



Cirriped larvae 987 



Gastropod larvae 532 



Bryozoan larvae 82 



Sagitta elegans 69 



Cladocerans 58 



^Adapted from McAlice et al. 1978. 



5-83 



10-80 



