Microbial dietary preference and interactions affect the export of lipids to the deep ocean

L Behrendt, U Alcolombri, JE Hunter, S Smriga… - Science, 2024 - science.org
Lipids comprise a significant fraction of sinking organic matter in the ocean and play a
crucial role in the carbon cycle. Despite this, our understanding of the processes that control …

Size‐fractionated primary production dynamics during the decline phase of the North Atlantic spring bloom

MG Meyer, MA Brzezinski, MR Cohn… - Global …, 2024 - Wiley Online Library
Abstract The North Atlantic is a region of enhanced biogeochemical and climatological
importance for the global ocean as it is the site of one of the largest seasonal phytoplankton …

Physical mechanisms sustaining silica production following the demise of the diatom phase of the North Atlantic spring phytoplankton bloom during EXPORTS

MA Brzezinski, L Johnson, M Estapa… - Global …, 2024 - Wiley Online Library
Abstract Each spring, the North Atlantic experiences one of the largest open‐ocean
phytoplankton blooms in the global ocean. Diatoms often dominate the initial phase of the …

[HTML][HTML] Carbon and silica fluxes during a declining North Atlantic spring bloom as part of the EXPORTS program

SJ Clevenger, CR Benitez-Nelson, M Roca-Martí… - Marine Chemistry, 2024 - Elsevier
The goal of NASA's EXport Processes in the Ocean from RemoTe Sensing (EXPORTS)
project is to develop a predictive understanding of the fate of global ocean primary …

Eddy tracking from in situ and satellite observations

ZK Erickson, E Fields, L Johnson… - Journal of …, 2023 - Wiley Online Library
Mesoscale eddies are a dominant source of spatial variability in the surface ocean and play
a major role in the biological marine carbon cycle. Satellite altimetry is often used to locate …

Can intense storms affect sinking particle dynamics after the North Atlantic spring bloom?

E Romanelli, SLC Giering, M Estapa… - Limnology and …, 2024 - Wiley Online Library
The sinking of large particles (ie, marine snow) has long been recognized as a key pathway
for efficient particulate organic carbon (POC) export to the ocean interior during the decline …

Quantifying uncertainty in the contribution of mesopelagic fishes to the biological carbon pump in the Northeast Atlantic Ocean

H McMonagle, JK Llopiz, AE Maas… - ICES Journal of …, 2024 - academic.oup.com
Mesopelagic fishes may contribute substantially to marine carbon export and sequestration.
However, uncertainty in this contribution due to limited precision of mesopelagic biomass …

Microbial respiration in contrasting ocean provinces via high-frequency optode assays

MR Cohn, BM Stephens, MG Meyer… - Frontiers in Marine …, 2024 - frontiersin.org
Microbial respiration is a critical component of the marine carbon cycle, determining the
proportion of fixed carbon that is subject to remineralization as opposed to being available …

The variability of the size distributions of submicron particles in the oceans

Y Xiong, X Zhang, Y Huot, BM Stephens… - Journal of …, 2024 - Wiley Online Library
The size distribution of submicron particles is essential for understanding their
biogeochemical and optical roles, but it has seldom been measured. This study utilizes …

Reproductive biology, elemental composition and diel vertical migration of the cosmopolitan warm-temperate pelagic tunicate Soestia zonaria

F Lüskow, AA Bahl, M Décima… - Journal of Plankton …, 2024 - academic.oup.com
Pelagic tunicates (appendicularians, doliolids, pyrosomes, salps) are cosmopolitan
members of open-ocean food webs that serve as a link to the microbial loop and play a …