Stormy and icy seas - Antarctica: Global Science from a Frozen Continent - page 138

Figure 5.1 Topographic map of the Southern Ocean displaying the deep basins and ridges

which structure the ocean in hydrographic regimes. (Credit: H.-W. Schenke, AWI)

This enormous area is divided underwater by mid-ocean ridges into a series
of basins with quite distinct and different water masses.
The Weddell Abyssal Plain is located east of the Antarctic Peninsula, being limited
to the north by the South Scotia and the NorthWeddell Ridges whilst to the east of it, the