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VALDOSTA STATE MAGAZINE 17 Aside from his advanced scuba diving gear, Dr. Timothy Henkel’s data- retrieval tools are relatively modest — a clipboard, pieces of underwater paper, and an underwater pencil to record the species along the transect. He looks for organisms, such as the difficult to see, multicolored sea urchin. Photo: Gregory B. McFall, diving program manager for the National Oceanic and Atmospheric Administration.