(c) A. Jaszlics, some rights reserved (CC BY-NC)
on December 02, 2011
on September 23, 2014
IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. http://www.iucnredlist.org/technical-documents/spatial-data. Downloaded March 2011.
Occurence status describes how common or rare a taxon is in a given area. See DarwinCore for more information on terminology.
Establishment means describes how the taxon came to be established in an area.
See DarwinCore for more information on terminology.