Preferred Term:
keystone species
Definition:
A species which plays an important ecological role in determining the overall structure and dynamic relationships within a biotic community. An evolutionary, component species of a biotic community whose presence is essential to the integrity and stability of a particular ecosystem.
Concept Schemes:
NALT Full
Broader Concept:
URI:
https://lod.nal.usda.gov/nalt/17461
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2016-03-22
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