Boundaries of a Gulf of Mexico Dead Zone (IMAGE) University of Michigan Caption The red and yellow areas show the approximate boundaries of a Gulf of Mexico dead zone from several years ago. Credit Graphic courtesy of NASA/Goddard Space Flight Center Scientific Visualization Studio Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.