CONTENTS 



ON THE PHYTOPLANKTON OF THE SOUTH-WEST ATLANTIC AND THE 

 BELLINGSHAUSEN SEA (published 24th January, 1934) 

 By T. John Hart, B.Sc. 



Introduction 



Material 



Methods 



The Main Types of Phytoplankton met with in the South Atlantic 



The Phytoplankton of the South Georgia Area 



The Transition from Antarctic to Sub-Antarctic Phytoplankton . 



The Phytoplankton of the Weddell Sea Area 



The Phytoplankton of Bransfield Strait 



The Phytoplankton of the Bellingshausen Sea 



Notes on the Species 



General Conclusions 



Summary of Observations 



The Floras of the Main Types of Water 



The Probable Seasonal Succession 



Areas of Local Concentration 



Comparison of the Fertility of the Different Areas 



The Possible Limiting Factors 



List of Literature 



Appendix I. On Factors Limiting Phytoplankton Production in East Cumberland 



South Georgia 



Appendix II. Tables I-LV 



Vs/CDCDED* 



MOLE 



Bay 



page 2 



13 



14 



19 



29 



69 



88 



109 



136 



153 



175 



175 

 177 



178 

 181 

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 183 

 195 



199 



217 



THE SOUTHERN SEA LION, OTARIA BYRONIA (DE BLAINVILLE) (pub- 

 lished 30th January, 1934) 



By J. E. Hamilton, M.Sc. 



Introduction page 



Historical 



Nomenclature .... 

 Physical Characters 



Body Measurements . 



Colour 



Developmental Stages of the Skull 



Dentition 



Bionomics 



Habits and Behaviour (General) 



Food .... 



Sexual Maturity 



Breeding Habits . 



Sexual Capacity of Bulls 



Idle Bulls . 



Migration . 



Length of Life . 



271 

 271 

 273 



274 

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 290 



292 

 29s 



297 

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302 



304 



305 

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43987 



