Kevin D Kroeger¹, Meagan Eagle Gonneea², Jianwu Tang³, Faming Wang⁴, Timothy P Smith⁵, Jacqueline Fouse⁵, Scott Settelmyer⁶, Serena Moseman-Valtierra⁷, Kevin M Befus⁸ and Alexander Kurnizki⁹, (1)U.S. Geological Survey, Woods Hole Coastal and Marine Science Center, Woods Hole, MA, United States, (2)USGS, Baltimore, MD, United States, (3)The Ecosystems Center, MBL, Woods Hole, MA, United States, (4)Marine Biological Laboratory, Woods Hole, MA, United States, (5)National Park Service, Cape Cod National Seashore, Wellfleet, MA, United States, (6)TerraCarbon LLC, Peoria, IL, United States, (7)University of Rhode Island, Department of Biological Sciences, Kingston, RI, United States, (8)University of Texas at Austin, Austin, TX, United States, (9)University of Wyoming, Laramie, WY, United States