Pertaining to the environment and conditions of organisms living at the water bottom, or benthos. Also called benthonic.

having to do with the bottom of a deep body of water.

Organisms that live on the bottom of the ocean are called benthic organisms. They are not free-floating like pelagic organisms are.

Inhabiting the bottom, or substrate, of a body of water. © 2005 by Sinauer Associates, Inc. All rights reserved. Futuyma, D. Evolution.

Bottom-dwelling; living on or under the sediments or other substrate. NOAA-Coral Reef Information System (2014) 1

On or associated with the bottom of a body of water

(Gk: benthos= sea depth) living on the seabottom, in it or immediately above it.

term used to designate aquatic organisms that are bottom dwelling.

Living at the bottom of a body of water.

Occurring at or near the bottom of a body of water.

biology - associated with sediment-water interface in water bodies

term used to designate aquatic organisms that are bottom dwelling.

macroinvertebrates—invertebrates visible without the aid of a microscope that live on or in the bottom substrate.

bottom dwelling—in marine or fresh water

(adj) of or relating to or happening on the bottom under a body of water

living on the bottom of the sea (or a lake).

relates to the seafloor. This can refer to a benthic organism or a benthic sample.

Pertaining to the sub-aquatic bottom.

(English) seafloor

Pertaining to the environment of the sea floor or lake bottom and adjacent waters, and the organisms that reside there.  

A term referring to the region at the bottom of a body of water, including the uppermost layers of sediment.

(a.k.a demersal): Pertaining to the bottom of the ocean, or the seafloor. Fish species may be categorized as “demersal” -even those that swim through the water column- if their diet consists primarily of benthic organisms. Examples of demersal fish species include flounder and most hake species.

Of or relating to the bottom of a body of water. The sea floor is a unique benthic habitat that must be protected during tidal power scheme installation

Referring to an animal that lives on or near the bottom of a body of water. Also an aquatic biome consisting of the ocean bottom below the pelagic and coastal zones. Bottom habitats in the very deepes [..]

Bottom-dwelling.

the benthic zone is the lowest level of a body of water in the ocean and includes the seabed. Benthic species are those that live on or in close proximity to the seabed.

Living in or occurring at the bottom of a body of water.

Pertaining to the sub-aquatic bottom.

Living on the bottom of the ocean or other body of water.

Refers to the bottom layer including the sediment of a water body.

Pertaining to or living on or in the bottom sediments of a water body.

A description for animals, plants and habitats associated with the seabed. All plants and animals that live in, on or near the seabed are benthos (Defra, 2007).

Bottom-dwelling. Benthic organisms spend at least part of their lives in, on or near the bottom of aquatic environments.

Bottom-dwelling. Aquatic organisms that live on or in the stream bed.

 anything associated with or occuring on the bottom of a body of water

pertaining to the bottom of a body of water, on or within the bottom substrate material.

Inhabiting the bottom, or substrate, of a body of water. Cf. planktonic.

Living at the bottom of a fresh or salty body of water. Opposed to  Pelagic.

Relating to the bottom of a sea or lake or to the organisms that live there

Applied to organism living close to the bottom of a lake or sea.

  organisms inhabiting the bottom substrate of aquatic habitats.

Used to describe an animal that lives on the bottom part of an ocean, lake or pond.

near or on the bottom

an organism (plant or animal) that lives on the bottom sediments (e.g. mud, sand or gravel) of a water body such as a river, lake or estuary.