ILLUSTRATIONS 



FIGURE Page 



1. A Boston trawlsr, typ5.oal o? those on which observations 



were made at sea o<,oooo.oooo«oc.o,oooo» 3 



2. Checkers full of haddock immediately after one set of the 



net has been emptied on deck <>..c.«.»«.o.<.<,o h 



3. Undersized haddocko - These fish were discarded as soon as 

 the Fish and Wildlife Service observer measured them. Note 

 measuring equipment in foreground, o , <, o . « « » » . » . 5 



ii» Observer measuring a sample of discarded baby haddock by 



the punch strip method oo..o.o«o«oo.oo..o 6 



5. Estimated monthly destruction (in pounds) of baby haddock 

 discarded on Georges Bank by the Boston fishing fleet, 

 19h7-Sl 





6. Localities where haddock were discarded in the average 



7. Distribution of fishing effort of Boston fishing fleet in 



the average year, 193B-U9 ....... ...o o.,,, . 13 



8. Regression of average weight of discards against total 



^OLirivJLo XcLllU.CU.0 o«0ooo«0009gosoooo«««o Xc^ 



9o Size composition on the average Georges Bank trip observed 



JlIL -L^^^ O(>ooooooo*o«ooeoe9o0ooo*o X^ 



10. Haddock cull curve on the average Georges Bank trip observed 



11. Cull by fishermen on the individual Georges Bank trips 

 observed in 1951 ......... ..... ... ... • 25 



12. Size composition of each age in catch on the average Georges 

 Bank trips observed in 195l .. ...... ... ... . 28 



