The remote Mariana Trench offers up yet another plastic bag during a recent deep Plastic proliferates at the bottom of world's deepest ocean trench Scientists found it by looking through the Deep-Sea Debris Database.
The seabed is the bottom of the ocean. Contents. 1 Structure. Depth below seafloor . which takes place there. Examples of contact soil layers include sand bottoms, rocky outcrops, coral, and bay mud. Marine life is abundant in the deep sea, especially around hydrothermal vents. Large deep sea communities of .
Its area, excluding adjacent seas, encompasses about million square miles. To the south of Australia the boundary extends across the Bass Strait and thence To the east of longitude ° W, the relief of the ocean floor is considerably.