Rethinking sinking: Imaging flow fields of natural marine aggregates to infer porosity-dependent changes in sinking velocity and carbon flux
C. M. Flintrop, S. Ahmerkamp, N. Moradi, I. Klawonn, J. März, C. Hörstmann, R. Kiko, A. Khalili, H.-P. Grossart, X. A. Alvarez-Salgado, J. Aristegui Ruiz, M. H. Iversen
The paper measures sinking velocities of marine aggregates using PIV and shows small aggregates contribute 40-70% to carbon flux due to higher size-specific settling velocities.
bioRxiv · Sep 5, 2023 · PreprintBiophysics