extent of occurrence
English
Noun
extent of occurrence (plural extents of ocurrence)
- (biology) the area contained within the shortest continuous imaginary boundary which can be drawn to encompass all the known, inferred or projected sites of present occurrence of a taxon.
References
- IUCN (2012). IUCN Red List Categories and Criteria: Version 3.1. Second edition. Gland, Switzerland and Cambridge, UK: IUCN. iv + 32pp. http://jr.iucnredlist.org/documents/redlist_cats_crit_en.pdf