74 



DISCOVERY REPORTS 



0) 14 



2 Z-5 3 3-5 4 



Meanof Measurement N?IOin metres 



Fig.68. Humpback whale. Logarithmic plotting of total length 

 against measurement no. lo. Notch of flukes to centre of 

 anus. 



IB- 

 IS- 



^ 14- 



OJ 



£13- 

 E 12- 



C 

 OJ 



{5 



o 



h- 



10- 

 9- 



8 



4 5 B 7 



Mean of Measurement N- 12 in metres 



Fig. 70. Humpback whale. Logarithmicplottingof total length 

 against measurement no. 12. Notch of flukes to end of 

 system of ventral grooves. 



■4 



7 

 Mean of Measurement N-ll in metres 



Fig. 69. Humpback whale. Logarithmic plotting of total length 

 against measurement no. 11. 



Notch of flukes to umbilicus. 



-7 





^ ^ -7 -6 -9 1-0 



Mean of Mea5urementN°l3 in metres 



Fig. 71. Humpback whale. Logarithmic plotting of total length 

 against measurement no. 13. Centre of anus to centre of 

 reproductive aperture. 



-\ 1 r 



1-2 l'3 1-4 1-5 



Mean of Measurement N-14 in metres 



Fig. 72. Humpback whale. Logarithmicplottingof total length 

 against measurement no. 14. Vertical height of dorsal fin. 



•5 -6 '■7 ^8 ^ l-O I- 1 I-2 1-3 1-4 |-5 



Mean of Measurement N -1 5 in metres 



Fig. 73. Humpback whale. Logarithmic plotting of total length 

 against measurement no. 15. Length of base of dorsal fin. 



