TABLE 1.
PERMANOVA results based on Bray-Curtis and unweighted UniFrac distance to partition sources of variation (compartment, season, interaction between compartment and season) for bacterial communitiesb
| Distance | Source of variation | SS | MS | F. model | R2 | Pa |
|---|---|---|---|---|---|---|
| Bray-Curtis | Compartment | 3.628 | 1.814 | 17.210 | 0.222 | 0.001 |
| Season | 5.042 | 5.042 | 47.838 | 0.309 | 0.001 | |
| Interaction | 1.958 | 0.979 | 9.289 | 0.120 | 0.001 | |
| Residuals | 5.692 | 0.105 | 0.349 | |||
| Total | 16.320 | 1 | ||||
| Unweighted UniFrac | Compartment | 1.297 | 0.648 | 7.182 | 0.124 | 0.001 |
| Season | 3.513 | 3.513 | 38.917 | 0.336 | 0.001 | |
| Interaction | 0.760 | 0.380 | 4.206 | 0.073 | 0.001 | |
| Residuals | 4.874 | 0.090 | 0.467 | |||
| Total | 10.443 | 1 |
a
Statistical significance (P) was calculated based on sequential sums of squares from 999 permutations.
b
SS, sum of squares; MS, mean squares; F. model, F statistic.