Unfortunately, this is a predictable consequence of a combination of oil well drilling leaks and explosions that haven’t been capped and agricultural run-off (pesticides and fertilizers) plus increasing water temperatures, changes in currents and more.

http://www.deeperblue.com/scientists-discover-larger-than-average-gulf-of-mexico-dead-zone/?

Scientists Discover ‘Larger-Than-Average’ Gulf Of Mexico ‘Dead Zone’

ByJohn Liang

-17 hours ago