Variables | Abundance per trap/night | Species richness per trap/night | ||||
---|---|---|---|---|---|---|
Estimate ± SEa | Zb | P-value | Estimate ± SE | Z | P-value | |
Site | ||||||
 Urdaibai | Reference |  |  | Reference |  |  |
 Salburua | 1.22 ± 0.31 | 3.93 |  < 0.001 | 0.32 ± 0.14 | 2.23 | 0.025 |
Month of sampling | ||||||
 July | Reference |  |  | Reference |  |  |
 August | − 3.23 ± 0.41 | − 7.78 |  < 0.001 | − 0.90 ± 0.18 | − 5.45 |  < 0.001 |
 September | − 2.87 ± 0.40 | − 7.06 |  < 0.001 | − 1.12 ± 0.19 | − 5.89 |  < 0.001 |
 October | − 4.43 ± 0.47 | − 9.44 |  < 0.001 | − 2.06 ± 0.29 | − 7.02 |  < 0.001 |
Year | ||||||
 2018 | Reference |  |  | Reference |  |  |
 2019 | − 0.68 ± 0.31 | − 2.17 | 0.029 | − 0.37 ± 0.14 | − 2.65 | 0.008 |