EXTERNAL CHARACTERS OF BLUE WHALES 



289 



15 '.'0 25 



LENGTH OF WHALE IN METRES 



Fig. 9. Male Blue whales. IVIeasurement 

 No. 20. Severed head, condyle to tip. 



27- 



2 



H 

 O 



2i- 



<23- 

 i- 



z 



o:22- 



021- 



1 1 ; 1 1 i 



15 20 25 



LENGTH OF WHALE IN METRES 



Fig. 10. Female Blue whales. Measurement 

 No. 20. Severed head, condyle to tip. 



20 



25 



LENGTH OF WHALE IN METRES 



Fig. II. Male Blue whales. Measurement No. 8. 

 Notch of flukes to posterior emargination of 

 dorsal fin. 



South Georgia whales. 



15 20 25 



LENGTH OF WHALE IN METRES 



Fig. 12. Female Blue whales. Measurement No. 8. 

 Notch of flukes to posterior emargination of 

 dorsal fin. 



South African whales. 



