Ocean depth zones diagram illustrating the layers of the ocean from the sunlit surface to the deepest trenches, with depth in feet and meters and a comparison to Mount Everest.

Diagram showing the ocean zones and depth layers from the continental shelf to the hadal zone, including labeled zones like epipelagic, mesopelagic, bathypelagic, abyssopelagic, and hadal zones, with depth markers in feet and meters and a comparison to Mount Everest's height.