11-46 



e,| PREOPERATIONAL 0,| OPERATIONAL / NO SAMPLE 



100- 



o 



o 



1/1 



CQ 



10 



177.3 107.8 



TRAWLS 



T I 



jooo eTelTr sT^i 



Ix 



N "^ D 



\Vji 



T 



I 



T 

 l-r 

 I 

 I 



/ /e99| 



T 

 /eeielo /" 



i»l 



i°i 



|0 



T 



T 



100- 



M 



M 



CD 





00 



a: 



S 10 



GILL NETS 



T 



J 



T 



N 



T 



/!// / /9// / mil ///// ///// 



T 



//seeo eeee |o 



M 



M 



T 



BOOO 



MONTHS 



Figure 11-14. 



Monthly mean abundance of Clupea harengus collected by gill net and 

 otter trawl from May 1971 through October 1977. New Haven Harbor 

 Ecological Studies Summary Report, 1979. 



