0
100
200
300
400
500
600
700
800
27.8
27.6
27.4
27.2
27
26.8
26.6
26.4
26.2
Dive
6
13
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
54
56
58
61
64
67
69
73
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
111
112
113
114
115
116
117
118
119
120
9413: Drift Potential Density
Time [minutes]
Potential Density Anomaly, σ​
0
​
[kg m​
−3
​
]