Pit Bull, left, and Enrique Iglesias perform in the halftime show of an NFL football game between the Miami Dolphins and Dallas Cowboys, Thursday, Nov. 24, 2011, in Arlington, Texas.
Dead zone may refer to: Dead zone (cell phone) , an area where cell phones cannot transmit to a nearby cell site Dead zone (ecology) , low-oxygen areas in the world's oceans Dead zone (military) , blindspots in a fortification's visual field which were relatively sheltered from defending fire Films Dragon Ball Z: Dead Zone , the first of thirteen Dragon Ball Z films Whisper of Dead Zone, the translated English title of the 2012 Turkish film ÃlÃ¼ BÃ¶lgeden FÄ±sÄ±ltÄ±lar .
The Gulf of Mexico dead zone is an area of hypoxic (link to USGS definition) (less than 2 ppm dissolved oxygen) waters at the mouth of the Mississippi River. Its area varies in size, but can cover up to 6,000-7,000 square miles. The zone occurs between the inner and mid-continental shelf in the northern Gulf of Mexico, beginning at the Mississippi River delta and extending westward to the upper Texas coast.