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Dominant species

From Biology-Online Dictionary | Biology-Online Dictionary
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The species that predominates in an ecological community, particularly when they are most numerous or form the bulk of the biomass.



  • In wet woodland in western Europe, the dominant tree is alder (Alnus glutinosa).
  • Some sea floor communities are dominated by brittle stars.
  • Tidal swamps in the tropics are usually dominated by species of mangrove (Rhizophoraceae).