DAUPHIN ISLAND, Ala.--Coast Guard Reservist Petty Officer 2nd Class Lauren Thomas, from Sector Jacksonville, Fla., checks a small crab for oil and safety hazards on Dauphin Island in the southeastern corner of the Mississippi Sound, Ala., Aug. 31, 2010.Volunteers sweep Alabama beaches and sensitive wetland areas daily in a search for hazards and potential signs of oil.The Coast Guard is continually working with local, state and federal agencies in the cleanup and restoration of the Deepwater Horizon Response.U.S. Coast Guard photo by Petty Officer 2nd Class Annie R. B. Elis.