Skip to main content

Table 1 Descriptives of the explanatory variables used to model hornbill presence-absence

From: Population assessment and habitat associations of the Visayan Hornbill (Penelopides panini) in Northwest Panay, Philippines

Variable

Abbreviation

Mean ± SE

Range

Distance of survey point from the Park’s boundary (m)

Distance

1165.4 ± 123.22

 − 2058–3960a

Elevation (m)

Elevation

335.7 ± 14.47

33–907

Canopy cover (%)

Canopy cover

68.2 ± 2.10

0–100

Number of small trees; DBH 10–25 cm

Number of small trees

26.9 ± 1.54

0–104

Number of medium-sized trees; DBH 26–99 cm

Number of medium trees

19.9 ± 1.70

0–220

Number of large trees; DBH ≥ 100 cm

Number of large trees

2.5 ± 0.18

0–9

Proportion of large trees with branching Type A

Proportion branching type A

0.4 ± 0.03

0–1.0

Proportion of large trees with branching Type B

Proportion branching type B

0.2 ± 0.02

0–1.0

Proportion of large trees with branching Types C and D

Proportion branching type C&D

0.2 ± 0.03

0–1.0

  1. a Negative distances relate to points outside the Park’s boundary