CONTENTS 



Page 



Introduction 1 



The Cruises of 1938, by H. U. Sverdrup 1 



The "E. W. Scripps," by E. G. Moberg and J. Lyman 3 



I 



Preliminary Discussions 13 



Results in Physical Oceanography, by R. H. Fleming 13 



Diatoms, by W. E. Allen 25 



Notes on Zooplankton, by M. V/. Johnson 27 



Tables of Oceanographic Observations, 1938 31 



A. Interpolated values of temperature, salinity, and oxygen at standard depths, and 



computed values of o^, specific volume anomaly, 5, and anomaly of dynamic depth, AD . . 31 



B. Interpolated values of phosphate-phosphorus content at standard depths 55 



C. Plankton diatoms 57 



[iii] 



