Distance from trail (m) | Strata | Mean number of birds | Pearson’s correlation | ||||
---|---|---|---|---|---|---|---|
NRD | LRD | MRD | HRD | r | p | ||
0 | Ground and understory | 2.77 | 2.20 | 1.23 | 0.16 | −0.230 | 0.001* |
Sub-canopy | 2.92 | 2.28 | 0.97 | 0.41 | −0.212 | 0.001* | |
Canopy | 1.58 | 1.88 | 1.22 | 1.13 | −0.116 | 0.141 | |
Above-canopy | 1.41 | 1.54 | 0.80 | 1.10 | −0.150 | 0.233 | |
75 | Ground and understory | 1.52 | 1.25 | 1.00 | 3.00 | 0.202 | 0.218 |
Sub-canopy | 1.86 | 1.76 | 1.83 | 3.83 | 0.263 | 0.019* | |
Canopy | 4.60 | 1.50 | 3.50 | 1.99 | −0.289 | 0.451 | |
Above-canopy | 2.00 | 2.67 | 3.00 | 2.00 | 0.186 | 0.474 | |
150 | Ground and understory | 3.29 | 4.33 | 4.83 | 3.50 | 0.087 | 0.492 |
Sub-canopy | 3.29 | 4.22 | 4.05 | 1.36 | 0.004 | 0.958 | |
Canopy | 2.33 | 2.94 | 1.67 | 1.00 | −0.062 | 0.733 | |
Above-canopy | 1.64 | 2.22 | 0.67 | 1.50 | −0.114 | 0.563 |