CONTENTS 



HYDROLOGY OF THE BRANSFIELD STRAIT (published 22nd February, 1934) 

 By A. J. Clowes, M.Sc, A.R.C.S. 



Material page 3 



Introduction and Bathymetric Features 3 



Horizontal and Vertical Sections of Temperature, Salinity and Density . . . 10 



Water Movements 38 



The Differences in Temperature and Salinity in February and November 1929 along the 



North-Eastern Line of Stations 55 



Note on the Presence of Ice in the Bransfield Strait and on the Currents through the 



Straits separating the South Shetland Islands 59 



Summary 62 



List of Literature 64 



DISTRIBUTION OF THE MACROPLANKTON IN THE ATLANTIC SECTOR 

 OF THE ANTARCTIC (published 10th April, 1934) 

 By N. A. Mackintosh, D.Sc. 



Introduction page 67 



The Physical Environment of the Antarctic Macroplankton 68 



Methods 70 



Organisms Identified 72 



Cruises in the Period 1927-31 77 



The Antarctic Convergence 83 



Diurnal Variations 87 



Relative Abundance and Distribution of Individual Species 97 



Distribution of Rich and Poor Plankton 109 



Distribution of Warm- and Cold- Water Species 121 



Plankton Communities 137 



The Macroplankton and the Distribution of Whales 153 



Summary 157 



List of Literature 158 



THE SUB-ANTARCTIC FORMS OF THE GREAT SKUA (CATHARACTA SKUA 

 SKUA) (published 14th June, 1934) 

 By J. E. Hamilton, M.Sc. 



Introduction page 163 



Plumage 164 



Measurements 165 



Geographical Groups 171 



Conclusions 173 



Note on the Distribution of McCormick's Skua 174 



Literature 174 



Plate I following page 174 



THE MARINE DEPOSITS OF THE PATAGONIAN CONTINENTAL SHELF 

 (published 16th August, 1934) 

 By L. Harrison Matthews, M.A. 



Introduction ' page 177 



Topography of the Sea-Bottom of the Region 177 



Distribution of the Sampling 179 



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