| S.V. | Df | SS | MSS | Computed F | Tabulated F |
| Location | 3 | 0.03 | 0.009 | 2.48 | 5% = 3.86 1% = 6.99 |
| Depth | 3 | 0.11 | 0.035 | 9.41 | |
| Error | 9 | 0.03 | 0.004 |
| |
| Total | 15 | 0.17 |
|