FISHERY BULLETIN: VOL. 74, NO. 2 



20 



15 



10 



5 







20 



15 



10 



5 







5 







5 







5 







5 







5 







5 







75 



bj 65 



O 60 

 UJ 



<E 55 

 U. 



50 

 45 

 40 

 35 

 30 

 25 

 20 

 15 

 10 



5 





 5 

 



20 

 15 



10 

 5 

 

 10 

 5 

 

 5 

 



AVERAGE LENGTH AT BIRTH 



APRIL 1968 

 (120 



JANUARY 197! 



I H~l 



I I J i I I I ^ 



FEBRUARY 1971 



_i I — ^ — L_^ 



MARCH 1971 



MAY 1971 



_i I J i I I I ' ' ' 



OCTOBER 1971 



NOVEMBER 1971 



' ' ' ' ' 



DECEMBER 1971 



JANUARY 1972 



s 



FEBRUARY 1972 



35 

 30 

 25 



20 

 15 

 10 

 5 

 

 40 

 35 

 30 

 25 

 20 



10 



' ' i-i '  ' ' ' ' 5 





 ^ I I i '-I I i_i-j 35 



30 



J I 1 I 1 1—1 1 L_i 25 



20 



I ' I i-i-i-i 15 



10 



5 







30 



25 



20 



15 



10 



5 







5 







30 



25 



20 



15 



:o 



5 







MARCH 1972 



APRIL 1972 * 



' ' I I I  ' I I ' I ' ' ' ' ' ' ' ' ' I 



MAY 1972 * 



^J^^ 



-^ 



AVERAGE LENGTH AT BIRTH 



OCTOBER 1972 



nn 



FEBRUARY 1973 



^^J""W^ 



MARCH 1973 



J^— M^^U ^,,, 



APRIL 1973 



H 



MAY 1973 



m .— n 



'''II' 



!=!IL 



JUNE 1973 



it-- 



' ' I ' ' 



OCTOBER 1973 



I I I '  I ' ' ' 



JIl 



NOVEMBER 1973 



r^ 



DECEMBER 1973 



EL 



' I I  I ' ' 



n r-i n 



Figure 16. — Length-frequency 

 distributions of postnatal female 

 specimens of Stenella attenuata, 

 1968-73, by month. 



■'■5 100 125 150 175 200 225 75 100 125 150 175 200 225 



LENGTH (cm) LENGTH (cm) 



246 



