Appendix B: 
Data Collecting Activities 
Weather * Information collected at every ocean station by scientific 
personnel. Picture of the sky taken every two minutes during the 
day, continuous recording of sea surface temperature, solar 
radiation, difference between wet and dry tempearture, and 
continuous recording of sea water chlorophyLl content. 
Plankton Tows : Surface and oblique tows 4 times daily. 
Micronekton Tows : Twice daily. 
Temperature and Salinity with Depth : Taken on the average of every twenty miles 
Some stations had only temperature with depth. Also continuous 
surface readings for first two thirds of the cruise. 
Chemical Nutrients ; readings an average of four tirms daily from various depths 
Insect Sampling: Continuous survey using eight nets above the superstructure 
of the ship. 
