Iron “ore” nothing: benthic iron fluxes from the  oxygen-deficient Santa Barbara Basin enhance  phytoplankton productivity in surface waters

Robinson, De'Marcus; Pham, Anh L. D.; Yousavich, David J.; Janssen, Felix; Wenzhöfer, Frank; Arrington, Eleanor C.; Gosselin, Kelsey M.; Sandoval-Belmar, Marco; Mar, Matthew; Valentine, David L.; Bianchi, Daniele; Treude, Tina

doi:https://doi.org/10.5194/bg-21-773-2024

Articles | Volume 21, issue 3

https://doi.org/10.5194/bg-21-773-2024

© Author(s) 2024. This work is distributed under
the Creative Commons Attribution 4.0 License.

Special issue:

Low-oxygen environments and deoxygenation in open and coastal...

https://doi.org/10.5194/bg-21-773-2024

© Author(s) 2024. This work is distributed under
the Creative Commons Attribution 4.0 License.

Articles | Volume 21, issue 3

Research article

|

14 Feb 2024

Research article |

| 14 Feb 2024

Iron “ore” nothing: benthic iron fluxes from the oxygen-deficient Santa Barbara Basin enhance phytoplankton productivity in surface waters

De'Marcus Robinson, Anh L. D. Pham, David J. Yousavich, Felix Janssen, Frank Wenzhöfer, Eleanor C. Arrington, Kelsey M. Gosselin, Marco Sandoval-Belmar, Matthew Mar, David L. Valentine, Daniele Bianchi, and Tina Treude

Supplement

https://doi.org/10.5194/bg-21-773-2024-supplement

Data sets

Benthic fluxes of solutes measured by in-situ benthic flux chambers along two depth transects in the Santa Barbara Basin during November 219 (Version 1) T. Treude and D. L. Valentine https://doi.org/10.26008/1912/bco-dmo.896706.1

Model code and software

V2: Model outputs and scripts to produce figures in manuscript "Iron "Ore" Nothing: Benthic iron fluxes from the oxygen-deficient Santa Barbara Basin enhance phytoplankton productivity in surface water" D. Robinson and A. Pham https://doi.org/10.5281/zenodo.10247145

Short summary

The present study suggests that high release of ferrous iron from the seafloor of the oxygen-deficient Santa Barabara Basin (California) supports surface primary productivity, creating positive feedback on seafloor iron release by enhancing low-oxygen conditions in the basin.