One ton tarball found off Florida coast

One of two one-ton masses of tarball material recovered south of Perdido Pass, Fla., by the crew of the lift boat Sailfish, a Vessel of Opportunity working in the largest oil spill response in U.S. history, on Saturday, June 11, 2010. Photo by Petty Officer 3rd Class John Walker, USCG. 
@'US Coast Guard'