Read Next
Discover
Falkland Sound
strait, Atlantic Ocean
Falkland Sound, strait in the South Atlantic Ocean, separating East and West Falkland (islands). It extends from northeast to southwest for 50 miles (80 km) and is 1 1/2 miles (in its narrowest passages) to 20 miles (2 km to 32 km) wide. Many small islands lie in the sound.