AVERAGE DIVE DURATION HISTOGRAMS 

 PTT 833 



PERIODS 1-4 COMBINED 

 § PERIODS = 27 

 X=109 SD = 59 



0-60 



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



^^23:16-05:15 GMT (1) X=114 SD = 64 N = 7 



^^05:16-11:15 GMT (2) X=113 SD=76 N = 9 



^^11:16-17:15 GMT (3) X=89 SD=19 N = 5 



CII|1'7:16-23;15 GMT (4) X=82 SD=11 N=6 



R. 



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

 AVERAGE DIVE DURATION (SEC) 



Figure 60. Frequency histogram of average dive duration (seconds) during all 6-hour 

 summary periods for PTT #833. See note in Figure 55. 



95 



