TM No. 377 



ILLUSTRATIONS (continued) 



Following 



Figure Page 



V-25- Variation of the Auto-Spectra ^ with Depth (BBELS- 



1*0 117 



V-26. Change in Spatial Correlation Coefficient r with 



Depth (BBELS-li+) 118 



V-27- Distribution of Variances a u for All BBELS Obser- 

 vations as a Function of Depth and Ambient Wind 

 Speed 118 



V-28. Distribution of Variances c% 2 for All BBELS Obser- 

 vations as a Function of Depth and Ambient Wind 

 Speed ._ Ui _ J , 118 



V-29- Observed Distribution of Variance (w')^ vs Depth 



Compared with an Ideal Trochoidal Wave 119 



V-30. Tide Record at BBELS Showing Swell Oscillations 12^ 



V-31A.. Superimposed Time Lapse Auto-Spectra of Vertical 



Velocity Components (BBELS-9 Uncorrected Data).... 125 



V-31B. Superimposed Time Lapse Auto -Spectra of Horizontal 



Velocity Components (BBELS-9 Uncorrected Data).... 126 



V-32. Wind Speed and Direction During BBELS -11 Observa- 

 tions I27 



V-33. Time Variation of J w Due to Wind Conditions ( BBELS - 



11, 0.5m) 128 



V-3^-. Time -Depth Variation of Vertical Motion Variance 



from BBELS-11 Data 129 



V-35- Auto-Spectra of Vertical Velocity at Various Wind 



Conditions ( BBELS -11, 0.5m) 132 



V-36. Individual Auto -Spectra from BBELS-11 Data (Weighted 



by f n ) as a Funct ion of Frequency 133 



V-37. An Average Auto -Spectrum from BBELS-11 Data 



(Weighted by f n ) as a Function of Frequency.. 133 



V-38. Idealized Wave Spectrum Displaying Various Spectral 



Ranges 133 



V-39" Schematic Diagram of Air -Ocean Interaction Phe- 

 nomena 13^- 



V-kO. Cross-Spectra and Coherence for Serial 029; 071, and 



072 • 137 



Y-kl. Cross -Spectra and Coherence for Serial 106, 109, and 



120. . 0.0 138 



V-i+2. Cross -Spectra and Coherence for Serial 08l, 083, and 



V-^3 • Illustration of Graphical Integrations .............. 1^2 



V-UU. Reynolds Stress as a Function of Phase Angle........ 1^3 



V-U5. Schematic Wave Models lUU 



Y-h6. Segments of u and w Velocity Traces for Wave Models. IU5 



xiii 



