Table 5 Comparison of biotic and abiotic qualities of bait deployment sites on defined island and colony types used in this study.

From: Nestling carcasses from colonially breeding wading birds: patterns of access and energetic relevance for a vertebrate scavenger community

Feature

Ardea Islands

Egretta Islands

Inactive Islands

Active Islands

Mean

Range

Mean

Range

Mean

Range

Mean

Range

Distance to Water (meters)

6.60 ± 9.81

0.1375–26.74

3.12 ± 4.58

0.61–5.91

18.02 ± 20.88

0.54–30.07

6.09 ± 9.31

0.14–26.74

Local Density (nests/100 m2)

2.73 ± 2.61

0.5–6.4

5.58 ± 3.05

0.75–4.67

0 ± 0

0–0

3.15 ± 2.86

0.5–6.4

Area (square meters)

11,816.86 ± 16,092.32

2,428.6–36,210.77

1,554.79 ± 2,697.77

982.11–5,903.98

16,255.28 ± 21,387.69

6,387.52–52,410.98

11,915.52 ± 14,144.02

982.11–36,210.77

Colony Size (number of nests)

144.91 ± 76.92

16–254

56.83 ± 19.03

30–88

0 ± 0

0–0

132.10 ± 77.93

16–254

Vegetation Density (stems/area)

1.76 ± 0.95

0.45–3.50

5.84 ± 2.66

2.23–10.03

1.17 ± 0.63

0.76–2.26

2.71 ± 2.28

0.45–10.03

  1. Values are expressed as average ± standard deviation. Active islands include Ardea and Egretta heron colony types. Inactive islands are islands with no nesting birds.
Back to article page