CONTENTS 



Introduction 



Objects of the whaling investi- 

 gations page 



The southern whaling stations 

 Methods of work . 

 Material and data . 



External characters . 

 Blue whales 



General remarks 



External proportions 



Colour .... 



Baleen .... 



Ventral grooves 



Hair .... 

 Fin whales 



General remarks 



External proportions 



Colour .... 



Baleen .... 



Ventral grooves 



Hair 



Food, blubber, and external para 



SITES 



Food .... 

 Blubber .... 

 External parasites . 



The reproductive organs 

 The external genitalia 

 The vaginal band . 

 The ovaries 

 The uterus . 



259 

 261 

 263 

 269 



271 



272 

 275 

 3" 

 313 

 317 

 320 



321 

 322 

 342 

 355 

 358 

 360 



360 

 361 

 364 

 373 



379 



379 

 381 

 382 



397 



The reproductive organs (coiit.) 



The mammary glands . page 401 

 The testes 405 



Breeding and growth 



Sources of information on 



Breeding 412 



Sexual maturity . . -415 



The breeding season . . . 420 

 The sexual cycle and growth 



of the calf 428 



The ages of whales . . . 446 



The stock of whales 



The constitution of whale 



populations 453 



Conclusions regarding the 



whole stock 463 



Summary 467 



List of literature cited . . 470 



Appendixes 



1. A Note on the Composition 



of Whale's Milk ... 472 



2. A Note on the Oil Content 



of Blubber .... 476 



3. Measurements of bodily 



proportions .... 479 



Index 537 



Plates XXV-XLIV following page 540 



