North Atlantic Current in the south and 20 Sv as it crosses the Mid-Atlantic Ridge. It reaches speeds of 2 knots near the North American coast. Directed by topography, the NAC meanders heavily, but in contrast to the meanders of the Gulf Stream, the NAC meanders remain stable without breaking off into eddies. The colder parts of the Gulf Stream turn northward near the "tail" of the Grand Banks at 50°W where the Azores Current branches off to flow south of the Azores. From there the NAC flows northeastward, east of the Flemish Cap (47°N, 45°W). Approaching the Mid-Atlantic Ridge, it then turns
Action in the North Atlantic going through hell-and-high-water, as 'Action in the North Atlantic' shows." An American oil tanker, the SS "Northern Star", captained by Capt. Steve Jarvis (Raymond Massey), is sunk in the North Atlantic Ocean by U-37, a German U-boat. Along with the First Officer, his friend Joe Rossi (Humphrey Bogart), they make it to a lifeboat loaded with other crewmen. When the U-Boat crew starts filming their plight, they respond with defiant gestures, and their lifeboat is rammed by the sub. The survivors swim to a raft and are finally rescued after 11 days adrift. During their brief liberty, Steve spends time