EXTERNAL CHARACTERS OF BLUE WHALES 



293 



I I I 1 1 1 1 1 1 1 1 1 1 1 1 1 



15 'JU -'5 



LENGTH OF WHALE IN METRES 



Fig. 22. Male Blue whales. Measurement No. 24. Depth of tail at dorsal fin. 



LENGTH OF WHALE IN METRES 



Fig. 23. Female Blue whales. Measurement No. 24. Depth of tail at dorsal fin. 

 South Georgia whales. South African whales. 



