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Table 2 Importance and weighted average parameter estimate for island area and isolation as predictors of colonization and extirpation rates for winter residents (WR), winter visitors (WV), summer residents (SR) and summer visitors (SV)

From: Spatiotemporal distribution of seasonal bird assemblages on land-bridge islands: linking dynamic and static views of metacommunities

  Colonization rate Extirpation rate
Importance α Importance β
WR
 Area 1.00 0.22 ± 0.03* 1.00 − 0.13 ± 0.04*
 Isolation 0.27 − 0.07 ± 0.64 0.27 − 0.05 ± 0.95
WV
 Area 1.00 0.12 ± 0.05* 1.00 − 0.11 ± 0.06*
 Isolation 0.37 0.52 ± 1.04 0.27 0.06 ± 1.39
SR
 Area 1.00 0.12 ± 0.03* 1.00 − 0.17 ± 0.04*
 Isolation 0.29 − 0.13 ± 0.60 0.63 0.67 ± 0.74
SV
 Area 1.00 0.21 ± 0.08* 0.73 0.09 ± 0.09*
 Isolation 0.40 1.00 ± 1.78 0.29 0.49 ± 2.26
  1. Values are averages ± 95% confidence interval. An asterisk (*) indicates that the 95% confidence interval of the weighted parameter estimate excludes zero
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Avian Research

ISSN: 2053-7166