Table 5 Results of RDA analyses constraining individual FA compositions with the factors species, sampling year as well as their interaction
From: Trophic niche partitioning of littoral fish species from the rocky intertidal of Helgoland, Germany
Source | df | Variance | Proportion explained | F | P |
|---|---|---|---|---|---|
Full model | Â | Â | Â | Â | Â |
 Constrained | 14 | 11.6604 | 0.58302 | 18.376 | 0.005 |
 Unconstrained | 184 | 8.3396 | 0.41698 |  |  |
 Total | 198 | 20 | 1 |  |  |
Effects (terms sequentially added) | Â | Â | Â | Â | Â |
 Species | 4 | 3.7142 | 0.18571 | 20.487 | 0.01 |
 Sampling year | 2 | 4.91 | 0.2455 | 54.1659 | 0.01 |
 Species: sampling year | 8 | 3.0362 | 0.15181 | 8.3737 | 0.01 |
 Residual | 184 | 8.3396 | 0.41698 |  |  |