Table 13. --Species composition in percent by weight, by month, of Gloucester industrial trawl fish landings 



from the Stellwagen Bank area, 1957. 



Nov. Dec. 



Jan. Feb. March April May June July Aug.JJ Sept. Oct. 

 Number of samples 1- - - -1 3 1211 2 6 



0.7 14.2 21.1 27.9 14.7 55.3 55.9 



Yellowtail flounder 

 Blackback 0. 6 



Greysole 1. 5 



Dab 14. 5 



Sand flounder 



Sea herring 



Alewife 



Blueback 



Shad 



Butterfish 



Long-horned sculpin 0. 6 



Angler 



Sea raven 



4-bearded rockling 0. 3 



Conger eel 



Eel pout 

 Lamprey 



Totals 



4.2 



100 



0.8 



0. 6 0. 4 



0. 1 

 0. 1 



0. 1 



1. 1 



100 



100 100 



100 



100 



100 



0. 6 



100 



1 / 



Based on average of July and September samples. 



18 



