An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Fields of Study > ecology > community ecology > biodiversity > species diversity
Natural Resources, Conservation, Environment > ecology > community ecology > biodiversity > species diversity
Natural Resources, Conservation, Environment > natural resources > biological resources > biodiversity > species diversity
Preferred Term:

species diversity

Definition:
The variety of species in an area. It includes not only the number of species in the area but also their relative abundance and spatial distribution. Species richness is one component of species diversity, but not the only determinant.
Concept Schemes:
NALT Core
Broader Concept:
biodiversity
Narrower Concepts:
Related Concepts:
Entry Terms:
  • plant diversity
  • species biodiversity
  • species composition
URI:
https://lod.nal.usda.gov/nalt/17324
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2018-09-18
Exactly Matching Concepts: