Table 4.
Median, mean, and standard deviation the global spring mean undersea acoustic parameters.
| Parameter | Median | Mean | Standard Deviation | Skewness | Kurtosis |
|---|---|---|---|---|---|
| Deep Sound Channel Axis Depth (m) | 950.0 | 878.5 | 398.9 | −0.51 | 3.07 |
| Sonic Layer Depth (m) | 25.0 | 35.0 | 74.5 | 9.21 | 112.4 |
| Second Sound Channel Axis Depth (m) | 95.0 | 182.3 | 249.7 | 2.44 | 9.20 |
| Critical Depth (m) | 3200.0 | 2868.8 | 1626.3 | −0.37 | 1.80 |
| Depth Excess (m) | 1300.0 | 1729.2 | 1352.8 | 0.79 | 2.64 |
| Surface Sound Speed (m/s) | 1527.5 | 1517.9 | 25.2 | −0.88 | 2.49 |
| Sonic Layer Depth Sound Speed (m/s) | 1527.7 | 1518.2 | 25.2 | −0.88 | 2.50 |
| Deep Sound Channel Axis Sound Speed (m/s) | 1483.8 | 1482.2 | 8.73 | −0.86 | 6.47 |
| Deep Sound Channel Strength (m/s) | 42.30 | 35.63 | 19.87 | −0.52 | 1.79 |
| Second Sound Channel Strength (m/s) | 3.50 | 8.92 | 13.39 | 1.94 | 5.88 |
| In-Layer Gradient (10−3 1/s) | 9.243 | 9.552 | 6.158 | 12.99 | 651.74 |
| Below Layer Gradient (10−3 1/s) | −45.81 | −44.72 | 22.24 | −3.84 | 103.40 |
| Surface Duct Cutoff Frequency (Hz) | 385 | 1373 | 2750 | 3.90 | 19.69 |