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Field crew on Bob Allen Key in Florida Bay, Everglades National Park, April 14, 2014, conferring on next steps near core sites marked with orange flags. The mangroves that form the islands’ perimeter are to the left and in the background. Photo: Anna Wachnicka, FIU [left to right: Lynn Wingard, Marci Marot, Christopher Bernhardt, Terry McCloskey, and James Murray, USGS.]