Preys | Station 1 (n = 91) | Station 2 (n = 91) | Station 3 (n = 90) |
Insects | 84.44 | 94.34 | 83.35 |
Macrophytes | 9.03 | 2.58 | 16.6 |
Crustaceans | 2.62 | 2.45 | 0.01 |
Fish scales | 1.15 | 0 | 0 |
Nematodes | 0.01 | 0.15 | 0 |
Bird’s feathers | 0.01 | 0.05 | 0.01 |
Arachnids | 0 | 0 | 0.01 |