"ENVO:00002113"^^ . "EcoLexicon:marine_sediment"^^ . "SWEETRealm:MarineSediment"^^ . . "EcoLexicon:marine_sedimentation"^^ . "Marine sediment is a sediment that accumulates in the flat or very gently sloping areas of the deep ocean basin floor. The three main types of marine sediment, also known as pelagic sediment, are siliceous oozes, calcareous oozes, and red clays."^^ . "ENVO"^^ . . "pelagic sediment {alternative name}"^^ . "marine sediment"^^ . "Wikipedia:Marine_sediment"^^ .