Benthic silicon cycling in the Arctic Barents Sea: a reaction–transport model study

Abstract - 2 ‰, most likely representing reprecipitation as AuSi. These observations are significant as the dissolution of LSi represents a source of new Si to the ocean DSi pool and precipitation of AuSi an additional sink, which could address imbalances in the current regional ocean Si budget. Lastly, transient modelling suggests that at least one-third of the total annual benthic DSi flux could be sourced from the dissolution of more reactive, diatom-derived BSi deposited after the surface water bloom at the marginal ice zone. This benthic–pelagic coupling will be subject to change with the continued northward migration of Atlantic phytoplankton species, the northward retreat of the marginal ice zone and the observed decline in the DSi inventory of the subpolar North Atlantic Ocean over the last 3 decades.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Benthic silicon cycling in the Arctic Barents Sea: a reaction–transport model study ; volume:19 ; number:14 ; year:2022 ; pages:3445-3467 ; extent:23
Biogeosciences ; 19, Heft 14 (2022), 3445-3467 (gesamt 23)

Urheber
Ward, James P. J.
Hendry, Katharine R.
Arndt, Sandra
Faust, Johan C.
Freitas, Felipe S.
Henley, Sian F.
Krause, Jeffrey W.
März, Christian
Tessin, Allyson C.
Airs, Ruth L.

DOI
10.5194/bg-19-3445-2022
URN
urn:nbn:de:101:1-2022072805260435028532
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:30 MESZ

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Beteiligte

  • Ward, James P. J.
  • Hendry, Katharine R.
  • Arndt, Sandra
  • Faust, Johan C.
  • Freitas, Felipe S.
  • Henley, Sian F.
  • Krause, Jeffrey W.
  • März, Christian
  • Tessin, Allyson C.
  • Airs, Ruth L.

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