benthos

/ˌbɛnˈθɑs/

Definitions of benthos

1. noun

   a region including the bottom of the sea and the littoral zones
   synonyms: benthic division, benthonic zone

   type of:

   biogeographical region

   an area of the Earth determined by distribution of flora and fauna
2. noun

   organisms (plants and animals) that live at or near the bottom of a sea
   type of:

   being, organism

   a living thing that has (or can develop) the ability to act or function independently