GRAND ISLE, LA - MAY 27: A shrimp boat outfitted with booms to collect oil makes its way to port May 27, 2010 near Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

GRAND ISLE, LA - MAY 27: A pelican tries to clean its wings while standing in the water on an island littered with protective orange and white booms May 27, 2010 near Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images)

GRAND ISLE, LA - MAY 27: An ibis takes flight from an oil-covered marsh on an island May 27, 2010 near Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images)

GRAND ISLE, LA - MAY 27: Behind a protective orange boom, an ibis stands in the water on an oil-covered marsh May 27, 2010 near Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images)

GRAND ISLE, LA - MAY 27: A pelican tries to clean its wings while standing on a rock in the water May 27, 2010 near Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images)

GRAND ISLE, LA - MAY 27: Television satellite trucks occupy a closed beach May 27, 2010 on Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

GRAND ISLE, LA - MAY 27: Oil floats ashore at the Grand Isle East State Park May 27, 2010 on Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

GRAND ISLE, LA - MAY 27: Workers contracted by BP clean oil from the beach at the Grand Isle East State Park May 27, 2010 on Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

GRAND ISLE, LA - MAY 27: Members of the Louisiana National Guard install floating dams designed to protect the beach from incoming oil at the Grand Isle East State Park May 27, 2010 on Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

GRAND ISLE, LA - MAY 27: Oil floats ashore at the Grand Isle East State Park May 27, 2010 on Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

GRAND ISLE, LA - MAY 27: Workers contracted by BP clean oil from the beach at the Grand Isle East State Park May 27, 2010 on Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

GRAND ISLE, LA - MAY 27: Oil floats ashore at the Grand Isle East State Park May 27, 2010 on Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

GRAND ISLE, LA - MAY 27: Workers contracted by BP clean oil from the beach with a dead fish in the foreground at the Grand Isle East State Park May 26, 2010 on Grand Isle, Louisiana. BP and government officials are cautiously optimistic that the "top kill" solution of stopping the oil spill caused by the Deepwater Horizon disaster will be successful. (Photo by Win McNamee/Getty Images) | STAFF

A dead, oil-soaked bird washed up near Grand Isle, Louisiana, where men work on Friday, cleaning up the oil that has washed ashore. This is the first time that large amounts of oil has washed ashore in populated areas.

A dead, oil-soaked bird washed up near Grand Isle, Louisiana, where men work on Friday, May 21, 2010, cleaning up the oil that has washed ashore. This is the first time that large amounts of oil has washed ashore in populated areas.

A dead, oil-soaked bird washed up near Grand Isle, Louisiana, where men work on Friday, cleaning up the oil that has washed ashore. This is the first time that large amounts of oil has washed ashore in populated areas.

A dead, oil-soaked bird washed up near Grand Isle, Louisiana, where men work on Friday, May 21, 2010, cleaning up the oil that has washed ashore. This is the first time that large amounts of oil has washed ashore in populated areas. (Carolyn Cole/Los Angeles Times/MCT) | MBR

Volunteers hired by oil giant BP clean up the seven-mile long beach of Grand Isle, Lousiana, on Friday, May 21, 2010 in Louisiana. Amid increasing anger over a huge oil slick hitting US shores, BP officials denied botching the month-long clean-up and deliberately hiding the true extent of the spill. As Grand Isle, Louisiana, closed its seven-mile beach to clean up an orange-liquidy slick washing ashore, the British energy giant once again postponed an operation aimed at permanently stopping the leak. AFP PHOTO/Clement SABOURIN (Photo credit should read Clement Sabourin/AFP/Getty Images) | COR

Grand Isle Beach is seen on Friday, May 21, 2010, closed at noon to ease the cleaning-up operation after oil impacted the beach on the previous day. As Grand Isle, Louisiana, closed its seven-mile beach to clean up an orange-liquidy slick washing ashore, the British energy giant BP once again postponed an operation aimed at permanently stopping the leak. AFP PHOTO / Stéphane Jourdain (Photo credit should read stephane jourdain/AFP/Getty Images) | COR

A crew of about 100 men work cleaning up the oil that has washed ashore near Grand Isle, Louisiana, on Friday, May 21, 2010,. This is the first time that large amounts of oil has washed ashore in populated areas. (Carolyn Cole/Los Angeles Times/MCT) | MBR

A crew of about 100 men work cleaning up the oil that has washed ashore near Grand Isle, Louisiana, on Friday, May 21, 2010,. This is the first time that large amounts of oil has washed ashore in populated areas. (Carolyn Cole/Los Angeles Times/MCT) | MBR

GULF OF MEXICO, LA - MAY 21: Waves from the Gulf of Mexico wash oil onto the beach on May 21, 2010 near Grand Isle, Mississippi. A month after BP's Deepwater Horizon well exploded, oil continues gushing from the well and is coating beaches and marshland along the Louisiana coast. (Photo by John Moore/Getty Images) | STAFF

Dying hermit crabs try to get away from oil in the water in a tidal pool at Grand Isle, Lousiana, on May 21, 2010. | MIAMI HERALD STAFF

An orange spot of oil floats over a blue crab in a tidal pool on the beach at Grand Isle, Lousiana, on May 21, 2010. | MIAMI HERALD STAFF

Heavey oil spill hits the beach at Grand Isle.A dying hermit crab is surrounded by oil in a tidal pool on Grand Isle,Lousiana May 21, 2010. Beach was closed shortly after photo was taken. | MIAMI HERALD STAFF

Heavy oil spill hits the beach at Grand Isle.Blobs of heavy oil on the beach and the sheen on the water at Grand Isle,Lousiana May 21, 2010. Beach was closed shortly after photo was taken. | MIAMI HERALD STAFF

Blobs of oil sit on the beach at Grand Isle, Lousiana, on May 21, 2010. | MIAMI HERALD STAFF

Blobs of oil surround a dying hermit crab in a tidal pool on the beach at Grand Isle, Lousiana, on May 21, 2010. | MIAMI HERALD STAFF

A dead hermit crab is surrounded by heavy oil around rocks on the beach at Grand Isle, Lousiana, on May 21, 2010. | MIAMI HERALD STAFF

Birds follow a shrimp boat as it motors through oily water from the Deepwater Horizon oil spill along the Louisiana coast between Cocodrie and Grand Isle, La., Friday, May 21, 2010. (AP Photo/Gerald Herbert) | MBR

A blue crab crawls under heavy oil in a tidal pool on the beach at Grand Isle, Lousiana, on May 21, 2010. | MIAMI HERALD STAFF

Oil from the Deepwater Horizon oil spill is seen washing up along the coast of Louisiana between Cocodrie and Grand Isle, La., Friday, May 21, 2010. (AP Photo/Gerald Herbert) | MBR

Oil spill hits the beach at Grand Isle.A blue crab scrambles underneath blobs of oil in a tidal pool on the beach at Grand Isle,Lousiana May 21, 2010. Beach was closed shortly after photo was taken. | MIAMI HERALD STAFF

Heavy oil surrounds hermit crabs trying to get away from the oil in tidal pool at Grand Isle.Grand Isle,Lousiana May 21, 2010. | MIAMI HERALD STAFF

An absorbent boom is seen amidst encroaching oil at a land bridge built by the Louisiana National Guard to hold back oil from the Deepwater Horizon oil spill in Grand Isle, La., Friday, May 21, 2010. (AP Photo/Gerald Herbert) | STF

Oil spill hits the beach at Grand Isle.A hermit crab is coated with oil in a tidal pool on the beach at Grand Isle,Lousiana May 21, 2010. Beach was closed shortly after photo was taken. | MIAMI HERALD STAFF

Oil spill hits the beach at Grand Isle.Two hermit crabs covered in oil in a tidal pool on the beach at Grand Isle,Lousiana May 21, 2010. Beach was closed shortly after photo was taken. | MIAMI HERALD STAFF

Oil spill hits the beach at Grand Isle.Globs of oil at the beach.This beach was closed shortly after photo was taken.Grand Isle,Lousiana May 21, 2010. | MIAMI HERALD STAFF

Blobs of oil sit on the beach at Grand Isle, Lousiana, on May 21, 2010. The beach was closed shortly after this photo was taken. | MIAMI HERALD STAFF

Blobs of heavy oil coat the shell of a dying hermit crab in a tidal pool on the beach at Grand Isle, Lousiana, on May 21, 2010. | MIAMI HERALD STAFF

Dying hermit crabs try to escape from oil in water in a tidal pool at Grand Isle, Louisiana, Friday, May 21, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A bull dozer with the Louisiana Army National Guard pushes dirt into into the last 20 feet of Thunder Pass on Elmer Island. The National Guard was using rocks and sand to block off the area in Grand Isle, Louisiana, to keep oil from entering the estuary on Wednesday, May 19, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A dump truck with the Louisiana Army National Guard dumps rocks and dirt into the last 20 feet of Thunder Pass on Elmer Island. The National Guard was using rocks and sand to block off the area in Grand Isle, Louisiana, to keep oil from entering the estuary on Wednesday, May 19, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

Captain James Hoover, left, with the Louisiana Army National Guard, and Wayne Keller, Grand Isle Port Executive Director, survey the the last 20 feet of Thunder Pass on Elmer Island. The National Guard was using rocks and sand to block off the area in Grand Isle, Louisiana, to keep oil from entering the estuary on Wednesday, May 19, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

Oil hits the beach at Grand Isle, Louisiana, Friday, May 21, 2010. The beach was closed shortly after this photo was taken. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

Captain James Hoover of the Louisiana Army National Guard signals for a dump truck to stop before dumping his load into the last 20 feet of Thunder Pass on Elmer Island. The National Guard was using rocks and sand to block off the area in Grand Isle, Louisiana, to keep oil from entering the estuary on Wednesday, May 19, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

Louisiana Gov. Bobby Jindal looks at encroaching oil as he tours a land bridge built by the Louisiana National Guard to hold back oil from the Deepwater Horizon oil spill in Grand Isle, La., Friday, May 21, 2010. (AP Photo/Gerald Herbert) | STF

An absorbent boom is seen amidst encroaching oil at a land bridge built by the Louisiana National Guard to hold back oil from the Deepwater Horizon oil spill in Grand Isle, La., Friday, May 21, 2010. (AP Photo/Gerald Herbert) | FRE

Encroaching oil is seen at left as Louisiana Gov. Bobby Jindal, center, talks to media while touring a land bridge built by the Louisiana National Guard to hold back oil from the Deepwater Horizon oil spill in Grand Isle, La., Friday, May 21, 2010. (AP Photo/Gerald Herbert) | STF

Darren Smith, 43, is an environmental technician. He has worked to clean up sites such as the World Trade Center, the Columbia Space Shuttle accident, and the antrax attack in Washington D.C. Now he is helping to clean up the oil on the beaches of Grand Isle, Louisiana, on Friday, May 21, 2010. (Carolyn Cole/Los Angeles Times/MCT) | MBR

A crew of about 100 men work cleaning up the oil that has washed ashore near Grand Isle, Louisiana, on Friday, May 21, 2010,. This is the first time that large amounts of oil has washed ashore in populated areas. (Carolyn Cole/Los Angeles Times/MCT) | MBR

Volunteers hired by oil giant BP clean up Grande Isle on Friday, May 21, 2010 in Louisiana. Amid increasing anger over a huge oil slick hitting US shores, BP officials denied botching the month-long clean-up and deliberately hiding the true extent of the spill. As Grand Isle, Louisiana, closed its seven-mile beach to clean up an orange-liquidy slick washing ashore, the British energy giant once again postponed an operation aimed at permanently stopping the leak. AFP PHOTO/Clement SABOURIN (Photo credit should read Clement Sabourin/AFP/Getty Images) | COR

A US National Guard Humvee tours the beach of Grand Isle, Lousiana, that volunteers hired by oil giant BP are cleaning up, Friday, May 21, 2010 in Louisiana. Amid increasing anger over a huge oil slick hitting US shores, BP officials denied botching the month-long clean-up and deliberately hiding the true extent of the spill. As Grand Isle, Louisiana, closed its seven-mile beach to clean up an orange-liquidy slick washing ashore, the British energy giant once again postponed an operation aimed at permanently stopping the leak. AFP PHOTO/Clement SABOURIN (Photo credit should read Clement Sabourin/AFP/Getty Images) | COR

Blobs of oil sit on the beach at Grand Isle, Lousiana, on May 21, 2010. The beach was closed shortly after this photo was taken. | MIAMI HERALD STAFF

A tern enjoys a fish lunch on the oil free beach by Barataria Pass at the end of Grand Isle State Park, Louisiana, on Monday, May 17, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A sandpiper looks for sand fleas on the oil free beach at the end of Grand Isle State Park, Louisiana, on Monday, May 17, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A sandpiper searches for sand fleas on the beach by Barataria Pass at the end of Grand Isle State Park, Louisiana,on Monday, May 17, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A school of mullet swim in an oil free Barataria Pass at the end of Grand Isle State Park, Louisiana, on Monday, May 17, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A dump truck with the Louisiana Army National Guard dumps rocks and dirt in the last 20 feet of Thunder pass on Elmer Island that was to be filled. The National Guard used rocks and sand to block off the Thunder Pass on Elmer Island in Grand Isle, Louisiana, to keep oil from entering the estuary. | MIAMI HERALD STAFF

Captain James Hoover, with the Louisiana Army National Guard, signals for a dump truck to stop before dumping a load into the last 20 feet of Thunder pass on Elmer Island that was to be filled. The National Guard used rocks and sand to block off the Thunder Pass on Elmer Island in Grand Isle, Louisiana, to keep oil from entering the estuary. | MIAMI HERALD STAFF

Captain James Hoover, with the Louisiana Army National Guard and Wayne Keller, Grand Isle Port Executive Director, survey the last 20 feet of Thunder pass on Elmers Island that was to be filled. The National Guard used rocks and sand to block off the Thunder Pass on Elmer Island in Grand Isle, Louisiana, to keep oil from entering the estuary. | MIAMI HERALD STAFF

A bull dozer with the Louisiana Army National Guard pushes dirt into the last 20 feet of Thunder pass on Elmer Island that was to be filled. The National Guard used rocks and sand to block off the Thunder Pass on Elmer Island in Grand Isle, Louisiana, to keep oil from entering the estuary. | MIAMI HERALD STAFF

A helipcopter looks for oil over Barataria Pass at the end of Grand Isle State Park, Louisiana, on Monday, May 17, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A family of four enjoys the oil-free beach at the end of Grand Isle State Park, Louisiana, on Monday, May 17, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A father and son enjoy an oil-free beach at the end of Grand Isle State Park, Louisiana, on Monday, May 17, 2010. (Joe Rimkus Jr./Miami Herald/MCT) | MBR

A sand piper looks for sand fleas on the beach by Barataria Pass at the end of Grand Isle State Park on May 17, 2010. | MIAMI HERALD STAFF

A whole line of floating booms are stranded on the rocks in Barataria Pass at the end of Grand Isle State Park on May 17, 2010. | MIAMI HERALD STAFF

A Jefferson Parish sheriff cruises the beach looking for oil in Grand Isle on May 16, 2010. | MIAMI HERALD STAFF

A dolphin flips his tail behind the Cajun Star shrimp boat as it works the oil free Barataria Pass at the end of Grand Isle State Park on May 17, 2010. | MIAMI HERALD STAFF