1,061 views
Change Player Size
Watch this video in a new window
The Dead Zone
Hypoxic zones are areas in the ocean of such low oxygen concentration that animal life suffocates and dies, and as a result are sometimes called "dead zones." One of the largest dead zones forms i...
Upgrade to Flash Player 10 for improved playback performance. Upgrade Now or get more info.
5 ratings
Sign in to rate
683 views
© 2009 YouTube, LLC