Barrier island bird survey, Grand Isle, La.

QUEEN BESS ISLAND, La.- State and federal wildlife biologists survey a barrier island near Grand Isle, La., Sept. 10, 2010, collecting data on live, dead, and nesting birds to help determine what impact the oil spill may have had on these sensitive environments. The crews spent weeks in the field conducting island sweeps off the coast of Louisiana, documenting and photographing their findings. U.S. Coast Guard photo by Petty Officer 2nd Class Etta Smith.