i think you mean what does foreaux strait divide?
stewart island and rakjura
Do you mean foveaux straight? Foveaux Straight divides Stewart Island/Rakjura, New Zealand and the South Island of New Zealand.
The Foveaux Strait separates Stewart Island, New Zealand from South Island, New Zealand's southern tip. A man named John van Leeuwen swam the Foveaux Strait in 13 hours 40 minutes in 1963.
The Foveaux Strait is found in New Zealand. It separates Stewart Island from the South Island. Its name is derived from the former Lieutenant-Governor of New South Wales, Joseph Foveaux.
The Strait of Magellan
Strait of Gibraltar
Cook Strait
The Denmark Strait divides the island Greenland from Iceland.
it divides Stuart island and the south islan trust this answer
Cook Strait.
The Strait of Gibraltar divides the eastern and western hemispheres.
The Ural and Caucus Mountains, as well as the Bosphorus Strait.
Bering Sea