Table 9 — Haddock length frequency distributions 

 and percent retained for 138 mm cod end covered 

 tow — both vessels. 



Table 10. — Haddock length frequency distributions and percent retained for 

 the 138 mm uncovered cod end compared with the 107 nun uncovered cod end 

 both vessels. 



Length 



Numbers caught 





interval 





138 mm 



Percent 



(cm) 



138 mm 



plus covers 



retained 



31-33 



1 



1 



100.0 



34-36 







2 



0.0 



37-39 



2 



11 



18.2 



40-42 



23 



42 



54.8 



43-45 



36 



56 



64.3 



4^48 



40 



47 



85.1 



49-51 



111 



123 



90.2 



52-54 



244 



258 



94.6 



55-57 



292 



299 



97.7 



58-60 



136 



138 



98.6 



61-63 



21 



21 



100.0 



64-66 



6 



6 



100.0 



67-69 



3 



3 



100.0 



Totals 



915 



1,007 





Length 















interval 



Numbers 



caught 



B 



A 





B x 100 



(cm) 



(A) 107 mm 



(B) 



138 mm 



1.37 A 



34-36 



1 









0.00 





0.0 



37-39 



13 









0.00 





0.0 



40-42 



48 





10 



0.21 





15.2 



43-45 



85 





18 



0.21 





15.5 



46-18 



81 





44 



0.54 





39.7 



49-51 



177 





165 



0.93 





68.0 



52-54 



360 





445 



1.24] 





90.2 



55-57 



369 





529 



1.43 



, Avg. 

 ' 1.38 



104.6 



58-60 



180 





244 



1.35 



98.9 



61-63 



34 





61 



1.79 



131.0 



64-66 



12 





13 



1.08 J 





79.1 



67-69 



3 





2 



0.67 





48.7 



70-72 



4 





4 



1.00 





73.0 



73-75 



3 





4 



1.34 





97.3 



76-78 



2 





4 



2.00 





36.4 



79-81 













— 





— 



82-84 









1 



— 





— 



Totals 



1,372 



,544 



81 





81 







1A 



= 967 



SB = 



1,303 



B 



52 





52 





A 



1.35 



Table 11. — Weights of haddock by 3 cm groups. 



Length 





















interval 



Kg/fish 



Small uncovered 

 No. Kg 



Small covered 



Large uncovered 



Larg 

 No. 



e covered 



(cm) 



No. 



Kg 



No. 



Kg 



Kg 



10-12 



0.013 



















13-15 



0.027 



















16-18 



0.048 



















19-21 



0.08 



















22-24 



0.12 



















25-27 



0.18 



















28-30 



0.25 







1 



0.3 











31-33 



0.34 



















1 



0.3 



34-36 



0.44 



1 



0.4 



2 



0.9 















37-39 



0.57 



13 



7.4 



5 



2.9 







2 



1.1 



40-42 



0.72 



48 



34.6 



28 



20.2 



10 



7.2 



23 



16.6 



43-45 



0.90 



85 



76.5 



32 



28.8 



18 



16.2 



36 



32.4 



46-48 



1.10 



81 



89.1 



22 



24.2 



44 



48.4 



40 



44.0 



49-51 



1.32 



177 



233.6 



72 



95.0 



165 



217.8 



111 



146.5 



52-54 



1.58 



360 



568.8 



147 



232.3 



445 



703.1 



244 



385.5 



55-57 



1.88 



369 



693.7 



137 



257.6 



529 



994.5 



292 



549.0 



58-60 



2.20 



180 



396.0 



60 



132.0 



244 



536.8 



136 



299.2 



61-63 



2.56 



34 



87.0 



14 



35.8 



61 



156.2 



21 



53.8 



64-66 



2.96 



12 



35.5 



3 



8.9 



13 



38.5 



6 



17.8 



67-69 



3.40 



3 



10.2 



2 



6.8 



2 



6.8 



3 



10.2 



70-72 



3.88 



4 



15.5 



4 



15.5 



4 



15.5 







73-75 



4.41 



3 



13.2 











4 



17.6 







76-78 



4.98 



2 



10.0 



2 



10.0 



4 



19.9 







79-81 



5.60 























82-84 



6.27 











1 



6.3 







85-87 



6.99 



















88-90 



7.77 



















Totals 





1,372 



2,271.5 



531 



871.2 



1,544 



2,784.8 



915 



1,556.4 



Total weight 





2,271.5 





871.2 





2,784.8 





1,556.4 



Landings (discard 



<52) 



1,829.9 





698.9 





2,495.2 





1,315.5 



% discards 





19.4 





19.8 





10.4 





15.5 



11 



