22 



DISCOVERY REPORTS 



10 II 12 13 



Length of Whale in metres 

 Fig. I. Male Humpback whales. Measurement 

 no. 3. Tip of snout to blow-hole. 



Length of Whale in metres 

 Fig. 2. Female Humpback whales. Measurement 

 no. 3. Tip of snout to blow-hole. 



Length of Whale in metres 

 Fig. 3. Male Humpback whales. Measurement 

 no. 4. Tip of snout to angle of gape. 



12 13 



Length of Whale in metres 



Fig. 4. Female Humpback whales. Measurement 

 no. 4. Tip of snout to angle of gape. 



lb II 12 13 



Length of Whale in metres 



Fig. 5 



. Male Humpback whales. Measurement 

 no. 5. Tip of snout to centre of eye. 



10 II 12 13 14 1= 



Length of Whale in metres 

 Fig. 6. Female Humpback whales. Measurement 

 no. 5. Tip of snout to centre of eye. 





Si 33- 



oi 32 

 Q_ 



"T 



•E 35 



10 II 12 13 



Length of Whale in metres 



Fig. 7. Male Humpback whales. Measurement 

 no. 8. Notch of flukes to posterior emargination 

 of dorsal fin. 



lb 11 12 13 



Length of Whale in metres 



Fig. 8. Female Humpback whales. Measurement 

 no. 8. Notch of flukes to posterior emargination 

 of dorsal fin. 



The graphs are from data obtained at South Georgia. Data from South Africa are indicated by O. 



