CONTENTS 



Part I. The Objects of the Investigations page 143 



Part II. The Ships, their Equipment and the Methods used in 

 Research 



The Royal Research Ship ' Discovery ' 151 



Construction and original design 151 



Purchase for whaling research and reconditioning 154 



Present accommodation and machinery 155 



Arrangements for scientific work 160 



The Research Steamship 'William Scoresby' 174 



Construction, accommodation and machinery 174 



Arrangements for scientific work 178 



Apparatus and Methods 181 



Plankton nets and apparatus 181 



Trawls, dredges and other apparatus 204 



Whale-marking 208 



Hydrological instruments and methods 210 



Survey equipment 215 



Laboratory Methods 216 



Part III. The Marine Biological Station 223 



Index 231 



Plates VII-XVIII following page 232 



