The keystone species concept: a critical appraisal

The keystone concept has been widely applied in the ecological literature since the idea was introduced in 1969. While it has been useful in framing biodiversity research and garnering support in conservation policy circles, the terminology surrounding the concept has been expanded to the extent tha...

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Main Authors: Robert J. Whittaker, Henry Eden W Cottee-Jones
Format: Article
Language:English
Published: International Biogeography Society 2012-09-01
Series:Frontiers of Biogeography
Subjects:
Online Access:http://escholarship.org/uc/item/15d2b65t
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author Robert J. Whittaker
Henry Eden W Cottee-Jones
author_facet Robert J. Whittaker
Henry Eden W Cottee-Jones
author_sort Robert J. Whittaker
collection DOAJ
description The keystone concept has been widely applied in the ecological literature since the idea was introduced in 1969. While it has been useful in framing biodiversity research and garnering support in conservation policy circles, the terminology surrounding the concept has been expanded to the extent that there is considerable confusion over what exactly a keystone species is. Several authors have argued that the term is too broadly applied, while others have pointed out the technical and theoretical limitations of the concept. Here, we chart the history of the keystone concept’s evolution and summarise the plethora of different terms and definitions currently in use. In reviewing these terms, we also analyse the value of the keystone concept and highlight some promising areas of recent work.
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spelling doaj.art-0ad1e528a67d4edd8d97ebe4d294b7252022-12-21T19:36:56ZengInternational Biogeography SocietyFrontiers of Biogeography1948-65962012-09-0143The keystone species concept: a critical appraisalRobert J. WhittakerHenry Eden W Cottee-JonesThe keystone concept has been widely applied in the ecological literature since the idea was introduced in 1969. While it has been useful in framing biodiversity research and garnering support in conservation policy circles, the terminology surrounding the concept has been expanded to the extent that there is considerable confusion over what exactly a keystone species is. Several authors have argued that the term is too broadly applied, while others have pointed out the technical and theoretical limitations of the concept. Here, we chart the history of the keystone concept’s evolution and summarise the plethora of different terms and definitions currently in use. In reviewing these terms, we also analyse the value of the keystone concept and highlight some promising areas of recent work.http://escholarship.org/uc/item/15d2b65tcommunity compositionecosystem engineerdefinitionsdominant specieskeystone conceptkeystone species
spellingShingle Robert J. Whittaker
Henry Eden W Cottee-Jones
The keystone species concept: a critical appraisal
Frontiers of Biogeography
community composition
ecosystem engineer
definitions
dominant species
keystone concept
keystone species
title The keystone species concept: a critical appraisal
title_full The keystone species concept: a critical appraisal
title_fullStr The keystone species concept: a critical appraisal
title_full_unstemmed The keystone species concept: a critical appraisal
title_short The keystone species concept: a critical appraisal
title_sort keystone species concept a critical appraisal
topic community composition
ecosystem engineer
definitions
dominant species
keystone concept
keystone species
url http://escholarship.org/uc/item/15d2b65t
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