Coast Guard members talk to Bill Merkle, a wildlife ecologist with the National Park Service, aboard the Coast Guard Cutter Aspen, homeported at Sector San Francisco, Tuesday July 2, 2013. The Coast Guard assisted the National Park Service with establishing an information buoy to protect the sea birds at Alcatraz in San Francisco during the 2013 America's Cup event. (Coast Guard photo by Petty Officer 3rd Class Loumania Stewart)