benthos

Noun
  1. A region including the bottom of the sea and the littoral zones (synset 108596045)
    is a type of: biogeographical region - an area of the Earth determined by distribution of flora and fauna
    same as: benthic division, benthonic zone
  2. Organisms (plants and animals) that live at or near the bottom of a sea (synset 100005787)
    is a type of: being, organism - a living thing that has (or can develop) the ability to act or function independently

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