NEW ORLEANS — Gulf coral damage from the massive BP oil spill is more extensive than previously thought, according to a new study that revealed sick and dying corals in the rich, deep-water environment off the coasts of Alabama and Mississippi known as the Pinnacles.

Using remotely operated submarines, researchers explored the Pinnacle Reef in September 2011 and found more than 400 coral colonies were injured. Corals — such as sea whips, sea fans and black corals — were covered in a scum of dead tissues and oily residue. Some showed severe damage, such as bare skeletons and missing branches.

Continue reading:  Study Shows More Extensive Coral Damage Related to BP Spill