Global distribution of (a) seagrass species richness; (b) distribution of the 15 threatened or Near Threatened seagrass species (NT overlaid by VU overlaid by EN); (c)
number of seagrass species in stable and declining population trends. Numbers 1–6 indicate bioregion (Short et al., 2007). Red List Categories: Endangered (EN), Vulnerable
(VU), and Near Threatened (NT); Data Deficient (DD) species not included