Includes bibliographical references (p. 247-266).

Geological and geophysical characteristics of the transform fault zones -- Deep water masses of the South and North Atlantic -- Source regions, Abyssal pathways, and bottom flow channels (for waters of the Antarctic origin) -- Exchange between the Argentine and Brazil Basins, Abyssal pathways and Bottom Flow Channels (for waters of the Antarctic origin) -- Further propagation of Antarctic Bottom Water from the Brazil Basin -- Flows through the Mid-Atlantic Ridge in the Northern Channels : Charlie Gibbs Fracture Zone and other Fracture Zones.