From the Bering Sea to Baffin Bay: Biogenic Silica Production and Natural Silicon Isotopic Signatures across the Arctic Ocean

Diana E Varela, University of Victoria, Department of Biology & School of Earth and Ocean Sciences, Victoria, BC, Canada, Karina E Giesbrecht, University of Victoria, Victoria, BC, Canada, Gregory F. de Souza, ETH Zurich, Earth and Planetary Sciences, Zurich, Switzerland and Colin Maden, ETH Zurich, Institute of Geochemistry and Petrology, Zurich, Switzerland