KILLAM and PARSONS: AGE AND GROWTH OF THE BLACKTIP SHARK 



20 



18 - 



16 



14 -\ 



S 12 

 m 



5 



i 10H 

 e 

 6 - 



4 - 

 2 - 



50 60 70 80 90 100 



TOTAL LENGTH (cm) 



110 



120 



140 



120 



100 



2 



< 

 P 



80 



60 



Figure 4. — Length-frequency distribution of juvenile blacktip 

 sharks <120 cm TL. Three peaks in abundance are apparent and 

 probably indicative of sejjarate age classes. 



J J 



MONTH 



Figure 5. — A length-month distribution for juvenile blacktip sharks in age classes O-II. Curve was fit by eye to best 

 approximate the seasonal increase in total length for each age class. 



849 



