TABLE OF CONTENTS 



Pzige 



Abstract 1 



Collection of data 



Vessels and observers 1 



Ocecinographic stations 1 



Procedure 



Primary stations 1 



Secondary stations 2 



Hydrographic casts 2 



Water samples 2 



Bathythermograph lowerings 2 



Plcinkton 2 



Nightlight observations 2 



Drift bottles 2 



Acknowledgments 3 



Summaries of observations 3 



Tabulated data 



Explanation of data headings and methods used 7 



Station data 7 



Bathythermograph data 10 



Plankton data 12 



MA Attu 



Station data 14 



Bathythermograph data 32 



Plankton data 39 



MA Pioneer 



Station data 46 



Bathythermograph data 63 



Plankton data 72 



MA Parg.gon 



Station data 79 



Bathythermograph data 92 



Plankton data 100 



Drift bottle data 106 



iii 



