Map illustrating the 18 IUCN bioregions. The 18 IUCN bioregions used for identifying the donating and receiving regions of crab invasions. Bioregions defined by Kelleher et al. (1995a, b, c, d). Figure modified from Hewitt et al. (2011).

 
 
  Part of: Swart C, Visser V, Robinson TB (2018) Patterns and traits associated with invasions by predatory marine crabs. NeoBiota 39: 79-102. https://doi.org/10.3897/neobiota.39.22002