American-Antarctic Ridge
The American-Antarctic Ridge is a mid-ocean ridge , it forms a short piece of the interface between the Antarctic plate and the South American plate .
The American-Antarctic Ridge merges in the east ( 54 ° 50 ′ S , 0 ° 40 ′ W ) into the Southwest Indian Ridge and the Mid-Atlantic Ridge . In the west, the South Sandwich Trench is between 54 ° and 62 ° south latitude and 23 ° and 30 ° west longitude.
swell
- ^ Position of the Bouvet Triple Junction, bibcode : 1976JGR .... 81.1857S