BigSpeak environmental speaker, ocean explorer, naturalist and wildlife filmmaker Mike deGruy wil be featured on CNN’s Piers Morgan Show tonight – Tuesday 4/19 – 6pm PT and 9 ET. Mike will be showing footage from the National Science Foundation sponsored expedition to the Gulf floor to survey the post-spill environment on the Woods Hole Oceanographic Institute’s deep-sea submarine Alvin. A longer length film is currently in the works.