Southern Ocean (IMAGE)
Caption
The exact boundaries of the Southern Ocean are as up in the air as its many clouds.
Credit
NASA, <a href="http://earthobservatory.nasa.gov/IOTD/view.php?id=85764" target="_blank">http://earthobservatory.nasa.gov/IOTD/view.php?id=85764</a>
Usage Restrictions
NASA
License
Licensed content