U.S. Secretary of Commerce Gary Locke (center) takes a close look at Gulf Coast shrimp at the Lafitte Frozen Seafood Corporation in Lafitte, La., on Aug. 16. Many in the industry are now concerned with combating the perception that Louisiana seafood isn't safe after the BP spill. Win McNamee/Getty Images hide caption

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On April 21, Coast Guard fireboats battled the blaze at the Deepwater Horizon oil rig. Handout/Getty Images hide caption

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A loggerhead turtle was found oiled in the Gulf waters. It was cleaned on-site, then sent to Mote Marine Laboratory in Sarasota, Fla., for rehabilitation and monitoring. Christopher Joyce/NPR hide caption

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Independent claims administrator Kenneth Feinberg conducts a town hall meeting for residents economically affected by the Deepwater Horizon oil spill. Feinberg is perhaps best known for managing the compensation fund for the victims of the Sept. 11 attacks. Gerald Herbert/AP hide caption

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Devon Energy Corp.'s steam generation plant uses steam-assisted gravity drainage to extract bitumen from oil sands near Conklin, Alberta, on June 28. Jimmy Jeong/Bloomberg via Getty Images hide caption

itoggle caption Jimmy Jeong/Bloomberg via Getty Images