(c) Joaquim Maceira Muchaxo, some rights reserved (CC BY-NC-ND)
on November 24, 2011
on February 02, 2014
BirdLife International (2011) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 31/07/2011.
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.