6o 

 7o 

 fco 

 *o 

 40 

 30 

 to 

 \o 



o 



to 



o 



|o 



o 



lo 



o 



&e 



^o 



3e 



Zo 



\o 



o 



Kl ^Jk VTv\3e,r- oV cqVcV> 



ktnaW 



If 



Jl 



r 



r' i: 



ru 



.^ 





IH»i' 



EI 



\^Z^ 



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if.r^/.i.ii 'I r"». . , . , ■ „ , f ,| , * |, I ["T*! , ; , ' , ,. ' , .. ' i i, f . ,i r , I ■ I ^ ' I , ^""" l f I V 1 ' ■**' - ****■ 



_Bo<i^^^l^e■,oV^i 



Flg.2 Distribution of .relghts of black tuna In th© catch (young fish 



omitted) 



Nu<r\\oer oV' caVcV\ 



~i i -i^ 



+ 



J_:-:~^,--V I , .-1 r. .: 



To , 3o AC So 



t— rt — " — 



rri:v.-.'.rL'~:i-.^:.U 



Bociv^W^-tc^ViV 



Fig. 5 Koight distribution of yellowfin tuna in the catch (young 



fish omitted) 



13 



