Keystone species

提供: 広島大学デジタル博物館

keystone species

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Glossary of Ecology (6th ed.) by Krebs (2009)

  • relatively rare species in a community whose removal causes a large shift in the structure of the community and the extinction of some species.

Glossary of "Life (9th ed.)" by Sadava et al. (2011)

Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.)" by Botkin & Keller (1998)

  • Loosely speaking, a species, such as the sea otter, that has a large effect on its community or ecosystem so that its removal or addition to the community leads to major changes in the abundances of many or all other species.


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