Figures 



Frontispiece: Titrating salinity samples in POFI laboratory, Honolulu, Territory of Hawaii. 

 Photo by E. D. Stroup. 



1. Station positions. 



2. Wind data. 



3. Temperature section, stations 1-17. 



4. Temperature section, stations 17-31. 



5. Temperature section, stations 31-45. 



6. Temperature section, stations 45-60. 



7. BT traces showing tennperature inversions. 



8. Sigma-t section, stations 1-17. 



9. Sigma-t section, stations 17-31. 



10. Sigma-t section, stations 31-45. 



11. Sigma-t section, stations 45-60. 



12. Salinity section, stations 1-17. 



13. Salinity section, stations 17-31. 



14. Salinity section, stations 31-45. 



15. Salinity section, stations 45-60. 



16. Phosphate section, stations 1-17. 



17. Phosphate section, stations 17-31. 



18. Phosphate section, stations 31-45. 



19. Phosphate section, stations 45-60. 



20. Temperature-salinity curves, Hugh M. Smith cruise 15, May 28 to June 20, 1952. 



21. T-S curves, selected stations. 9 N. - 7 S. , 1st southbound leg. 



22. T-S curves, 7°N. latitude, various longitudes, 140 W. - 180th meridian. 



23. T-S curves, 19°N. latitude, various longitudes, 157°W. to 171°W. 



24. Average monthly and annual rainfall for Palmyra, Washington, Fsinning, Christmas, Maiden, 

 and Canton islands, 



25. T-S curves, 7°S. latitude, various longitudes, 140°W. - 180th meridian. 



26. T-S curves, Equator, various longitudes, 140 W. - 180th meridian. 



27. Average T-S curves, 19°N. , 7°N. , Equator, and 7°S. 



28. Comparison, 60°, 70°, and 80° isotherms, stations 1-17 with stations 45-60. 



29. Comparison, various isohalines, stations 1-17 with stations 45-60. 



30. Comparison, various sigma-t surfaces, stations 1-17 with stations 45-60. 



31. Comparison, 0.8 jig at/1 and 2.0 jxg at/1 phosphate isopleths, stations 1-17 with stations 45-60. 

 No. 1, Appendix A. Station positions, Hugh M. Smith cruise 16, July 23 - August 29, 1952. 



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