LIST OF FIGURES 

 (Cont'd) 



P'lgure l3 Variation ol' the depth of the thermocllne 



with time at weather ship DELTA, 1-22 August 

 19^0. 



Figure 19 Daily variation of mean mixed laj^er depths 

 for Pacific weather ship NECTAR, for the 

 year 1914-8. 



Fi.tjure 20 Oscillations of the thermocline at weather 

 ship DELTA, August 1950. 



Figure 21 Oscillations of the thermocline at Pacific 

 weather ship 990, August 19i-|-l+. 



Figure 22 Short period fluctuations of the thermocline 



at weather ship BRAVO, 2000-2200Z, 13 September 

 1914-5. 



Figure 23 Short period fluctuations of the thermocline 

 at weather ship ALFA, 1500-1700Z, 22 September 

 19U-5 . 



Figure 2l\. A Percentage distribution of mean daily 

 thermocline depths. 



B Relationship between the amplitude of the 



tidal internal wave and the mean depth about 

 which it oscillates. Pacific weather ship 

 NECTAR and vicinity. 



Figure 25 A Percentage distribution of mean daily 

 thermocline depths. 



B Relationship between the amplitude of the 



tidal Internal wave and the mean depth about 

 which it oscillates. Atlantic weather ship 

 COCA and vicinity. 



Figure 26 Distance from trough to crest of the tidal 

 Internal wave as a function of the mean 

 depth of the thermocline and various sur- 

 face densities. Vicinity of Pacific weath- 

 er ship NECTAR. 



