CONTENTS 



Page 



Introduction 1 



Scope and plan of the investigation 2 



Special operations 3 



Cruises: 



TO- 58-1 (Expedition SCOT) 3 



TO- 58 -2 3 



TO- 59-1 •• 3 



TO- 59-2 3 



TO- 60-1 b 



Cruise of USCGSS Explorer 6 



STOR oceanographic survey methods 6 



Data lists 7 



Moored ocean stations: 



General remarks on the operation 7 



Moored station type A 8 



Moored station type B 10 



Moored station type C, for study of internal waves 1 1 



Galapagos Islands station ., 1 2 



Statistical analysis of ocean-atmosphere relationships 13 



Statistical prediction of surface temperature in the northeastern Pacific 13 



Nonseasonal variations in sea level along the west coast of North America 13 



Subdiem oscillation in sea level and associated variables in the eastern and central 



tropical Pacific • 14 



Relation between wind velocity and surface temperature in the Gulf of Tehuantepec 14 



Recent changes in the ocean 14 



Surface temperature anomalies in Middle American coastal waters 14 



Surface temperature anomalies and associated observations in Peruvian waters 16 



El Nino 16 



Physical features and processes in the ocean 17 



Comparative study of eastern boundary currents 17 



Oceanography of the Gulf of Tehuantepec ...• 19 



Oceanography of Panama Bight: 



Observations on ASKOY Expedition, 1941 21 



Observations on TO-58-1 (Expedition SCOT), 1958 22 



Oceanography of the Gulf of California 23 



Heat and salt budget of the California Current system 23 



Methods in physical oceanography: evaluation and development 24 



Reliability of ocean measurements of temperature and salinity 24 



Modified Roberts current meter 24 



Telerecording bathythern-iograph 25 



Light, nutrients, and biota: methods and experiments 25 



Modified submarine photometer 25 



Measurement of nutrient concentrations 25 



Culture and physiology of tropical oceanic phytoplankton 26 



Results with Gymnodinium 26 



Results with Narmochloris 27 



Results with Chaetoceros 28 



Results with other cultures 28 



Results with natural populations 28 



Experimental evaluation of the 0^4 nnethod of measuring productivity 28 



Improved methods of measuring chlorophyll a 29 



Enunoeration of phytoplankton 29 



Standing crop measurements of nnajor zooplankton components 29 



Collection and measurement of micronekton 30 



Experiments with cultures of red crabs (Pleuroncodes planipes) 31 



Light, nutrients, and biota: statistical analysis of ocean data 33 



Relationships in the energy chain up to zooplankton: 



General remarks 33 



Variables related to prinnary production (productivity) 34 



Variables related to zooplankton standing crop 34 



Zooplankton-nnicronekton relationships 34 



