Stephanie J Wilson¹, Roy Rich², Nicholas D Ward³, Jieun Kim⁴, Lucie Stetten⁵, Peter Regier⁶, Ken M Kemner⁵, Edward J O'Loughlin⁵, James Robert Holmquist⁷, Vanessa L Bailey³, Patrick Megonigal² and Allison Myers-Pigg⁸, (1)Smithsonian Environmental Research Center, Biogeochemistry Lab, Edgewater, United States, (2)Smithsonian Environmental Research Center, Edgewater, United States, (3)Pacific Northwest National Laboratory, Richland, WA, United States, (4)Pacific Northwest National Laboratory, Sequim, United States, (5)Argonne National Laboratory, Biosciences Division, Argonne, United States, (6)Pacific Northwest National Laboratory, Marine and Coastal Research Laboratory, Richland, WA, United States, (7)University of California Los Angeles, Los Angeles, United States, (8)Pacific Northwest National Laboratory, Richland, United States