Table 2. Phylogenetic signal of IUCN Red List categories and traits of reef corals.
Category/trait | Proportion of species | D | P for H0: D = 0 | P for H0: D = 1 |
Endangered and above | 0.032 | 1.096±0.063 | <0.001 | 0.780 |
Vulnerable and above | 0.269 | 0.960±0.023 | <0.001 | 0.167 |
Near Threatened and above | 0.477 | 0.853±0.018 | <0.001 | <0.001 |
moderately or highly susceptible to bleaching | 0.419 | 0.229±0.010 | <0.001 | <0.001 |
moderately or highly resistant to bleaching | 0.116 | 0.300±0.023 | 0.001 | <0.001 |
moderately or highly susceptible to disease | 0.310 | 0.124±0.012 | 0.024 | <0.001 |
moderately or highly resistant to disease | 0.058 | −0.172±0.015 | 0.887 | <0.001 |
recovers quickly from bleaching or disease | 0.134 | 0.125±0.013 | 0.068 | <0.001 |
moderately or highly susceptible to crown-of-thorns seastar predation | 0.273 | 0.052±0.011 | 0.180 | <0.001 |
restricted or highly fragmented range | 0.124 | 1.136±0.037 | <0.001 | 0.973 |
reported collection of > 1000 pieces per year | 0.157 | 0.630±0.021 | <0.001 | <0.001 |
Results based on D, a measure of total sister-clade disparities on the phylogeny (± SD; 0 for clumped traits, 1 for random traits). Numbers in bold denote non-significant results (i.e. not different from 0 or 1).