CONTENTS 



Page 



PART 1 . METHODS AND STATION DATA, by Robert Holmes 1 



Introduction 3 



Procedure at noon stations 4 



Procedure at in situ productivity stations 4 



Procedure between stations 4 



Continuous observations . 



Methods 4 



Incident solar radiation 4 



Submarine daylight 5 



Salinity, temperature, depth 5 



Surface current by Geomagnetic Electrokinetograph (GEK) . 7 



PH 7 



Alkalinity 7 



Nitrite 7 



Inorganic phosphorus 7 



Dissolved oxygen 7 



Chlorophyll "a" 



Primary production 3 



Zooplankton standing crop g 



Bacteria 9 



Noon station data i-. 



Observations between noon stations 45 



GEK observations c-i 



