Sinking marine particles in oxygen minimum zones produce ammonium, even at depths at which ammonium is undetectable in the water column


Jacob Adrian Cram1, Clara A Fuchsman2, Natalie Ann Kellogg3 and Richard G Keil3, (1)University of Maryland Center for Environmental Science Horn Point Laboratory, Cambridge, United States, (2)University of Washington, School of Oceanography, Seattle, United States, (3)University of Washington, School of Oceanography, Seattle, WA, United States