The assortment of organisms living on or in water or pond bottoms.
The bottom of a-sea or pond.
The nature at the end of the sea or any other human body of water.
the base of the sea, esp. of deep oceans
The plants and pets that reside in the sea-bottom, and the ones being attached with its surface, and those that creep or run-over it: a collective noun introduced by Haeckel. The benthos is contrasted using the plankton, or drifting and swimming fauna and flora of water. It provides all marine macrophytic algæ, additionally some phanerogams, the sea-grasses (see sea-grass, 1), as well as a good amount of microphytic algæ (diatoms, etc.). It is divided in to the sedentary therefore the vagile or vagrant benthos, the former including organisms connected to the base, the second those going over it. See plankton, nekton.
organisms (plants and creatures) that stay at or close to the bottom of a-sea
a spot including the bottom of sea together with littoral zones