|  | Clatse River | |||
---|---|---|---|---|---|
 |  | Below falls | Above falls | ||
Trophic grouping (1) | Trophic grouping (J) | Mean Difference (I-J) | Significance | Mean Difference (I-J) | Significance |
Predators | Root Feeders | 5.93 | <0.001 | 8.31 | <0.001 |
Predators | Detritivores | 5.81 | <0.001 | 4.39 | <0.001 |
Predators | Omnivores | 1.28 | 0.615 | 1.30 | 0.123 |
Omnivores | Root Feeders | 4.65 | 0.002 | 7.01 | <0.001 |
Omnivores | Detritivores | 4.52 | 0.005 | 3.09 | <0.001 |
Detritivores | Root Feeders | 0.13 | 1.000 | 3.92 | <0.001 |
 |  | Neekas River | |||
 |  | Below falls | Above falls | ||
Trophic grouping (1) | Trophic grouping (J) | Mean Difference (I-J) | Significance | Mean Difference (I-J) | Significance |
Predators | Root Feeders | 8.55 | <0.001 | 5.33 | N/A |
Predators | Detritivores | 6.14 | <0.001 | 5.32 | <0.001 |
Predators | Omnivores | 5.84 | <0.001 | 3.34 | <0.001 |
Omnivores | Root Feeders | 2.7 | 0.548 | 1.99 | N/A |
Omnivores | Detritivores | 0.3 | 0.999 | 1.98 | 0.006 |
Detritivores | Root Feeders | 2.4 | 0.693 | 0.01 | N/A |