THE SPERM WHALE 



153 



S Total Length in metres 



Fig. 61. Sperm whale. Logarithmic plotting of 

 total length against measurement No. 14. 

 Vertical height of dorsal fin. 



^ Total Length in metres 



Fig. 62. Sperm whale. Logarithmic plotting of 

 total length against measurement No. 15. 

 Length of base of dorsal fin. 



QJ 



O 



lO- 



GJ 



eoB- 



OJ 



1_ 



I0.7. 



o 



c 



QJ 



18 



10 12 14 16 



^ • Total Length in metres 



Fig. 63. Sperm whale. Logarithmic plotting of total length against measurement 

 No. 16. Axilla to tip of flipper. 



Table XV. Sperm whale. Growth coefficients of body 

 measurements to satisfy the equation y = bx'' 



