This is the continental margin, constituting about 28% of the total oceanic area.
That would explain why they landed in the deeper waters, rather than along the continental margin.
The knowledge of transport and biological utilization at the continental margins need further attention.
An elongated basin was formed parallel to the continental margin.
It was later accreted to the continental margin of Laurasia.
At the surface, new volcanoes were built along the continental margin.
Due to its increased density, flows down the Antarctic continental margin and continues north along the bottom.
Its range extends farther north and south along continental margins than in oceanic waters.
The sediments are of marine origin and probably were left behind on the continental margin.
Other topographic features are also found along the continental margin.