15 



10 



5 







AVERAGE DIVE DURATION HISTOGRAMS 

 PTT 839 



0-60 



PERIODS 1-4 COMBINED 

 # PERIODS = 114 

 X=100 SD = 27 



61-120 121-180 181-240 241-300 301-360 



^^23:16-05:15 GMT (1) X=105 SD = 25 N = 30 

 ^^05:16-11:15 GMT (2) X=102 SD = 29 N = 33 

 ^^11:16-17:15 GMT (3) X=98 SD = 27 N = 2B 

 dH 17:16-23:15 GMT (4) X=95 SD=24 N=23 



lSj 



□ K<n 



I 



[I 



_E1 



a_ 



0-60 61-120 121-180 181-240 241-300 301-360 

 AVERAGE DIVE DURATION (SEC) 



Figure 61. Frequency histogram of average dive duration (seconds) during all 6-hour 

 summary periods for PTT #839. See note in Figure 55. 



96 



