Table 5
Summary of canonical correspondence analysis (CCA) performed on macroinvertebrate data and environmental variables determined by forward selection.
| Axes | 1 | 2 | 3 | 4 | Total variance |
|---|---|---|---|---|---|
| Eigenvalues | 0.378 00.378 | 0.205 0.205 | 0.137 0.137 | 0.097 0.097 | 2.110 |
| Taxa-environment correlations | 0.919 | 0.923 | 0.895 | 0.804 | |
| Cumulative percentage variance | |||||
| of taxa data | 37.9 | 46.6 | 54.1 | 58.7 | |
| of taxa-environment relationship | 65.1 | 74.1 | 82.8 | 85.8 | |
| The sum of all canonical eigenvalues | 1.079 | ||||
| Summary of Monte Carlo test | |||||
| Test of significance of first canonical axis | F = 7.645, p = 0.002 | ||||
| Test of significance of all canonical axes | F = 3.327, p = 0.002 |
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