Impacts of hydrothermal plume processes on oceanic metal cycles and transport

A Gartman, AJ Findlay - Nature Geoscience, 2020 - nature.com
Chemical, physical and biological processes in hydrothermal plumes control the flux of
elements from hydrothermal vents to the global oceans. The timescales of these processes …

The role of humic-type ligands in the bioavailability and stabilization of dissolved iron in the Western Tropical South Pacific Ocean

G Dulaquais, P Fourrier, C Guieu, L Mahieu… - Frontiers in Marine …, 2023 - frontiersin.org
The high N2 fixation rate observed in the Lau Basin of the western tropical South Pacific
Ocean (WTSP) is fueled by iron (Fe) released from shallow hydrothermal systems …

Biological rhythms in the deep-sea hydrothermal mussel Bathymodiolus azoricus

AM Mat, J Sarrazin, GV Markov, V Apremont… - Nature …, 2020 - nature.com
Biological rhythms are a fundamental property of life. The deep ocean covers 66% of our
planet surface and is one of the largest biomes. The deep sea has long been considered as …

Developing autonomous observing systems for micronutrient trace metals

MM Grand, A Laes-Huon, S Fietz, JA Resing… - Frontiers in Marine …, 2019 - frontiersin.org
Trace metal micronutrients are integral to the functioning of marine ecosystems and the
export of particulate carbon to the deep ocean. Although much progress has been made in …

Application of scientific criteria for identifying hydrothermal ecosystems in need of protection

S Gollner, A Colaço, A Gebruk, PN Halpin, N Higgs… - Marine Policy, 2021 - Elsevier
Deep-sea hydrothermal vent fields are globally rare (abundant in numbers, but extremely
small in area) and are rich in extraordinary life based on chemosynthesis rather than …

[HTML][HTML] Soluble iron conservation and colloidal iron dynamics in a hydrothermal plume

AJM Lough, WB Homoky, DP Connelly… - Chemical …, 2019 - Elsevier
Iron (Fe) limits or co-limits primary productivity and nitrogen fixation in large regions of the
world's oceans, and the supply of Fe from hydrothermal vents to the deep ocean is now …

Vanadium isotope fractionation during hydrothermal sedimentation: Implications for the vanadium cycle in the oceans

F Wu, JD Owens, CR German, RA Mills… - … et Cosmochimica Acta, 2022 - Elsevier
Variations of V isotope ratios (δ 51 V) in sedimentary rocks have been proposed as a
potential proxy for paleo-oceanic redox conditions, although the marine δ 51 V system is not …

Soluble, colloidal, and particulate iron across the hydrothermal vent mixing zones in broken spur and rainbow, mid-atlantic ridge

M Yücel, S Sevgen, N Le Bris - Frontiers in Microbiology, 2021 - frontiersin.org
The slow-spreading Mid-Atlantic Ridge (MAR) forms geological heterogeneity throughout
the ridge system by deep crustal faults and their resultant tectonic valleys, which results in …

Diffuse hydrothermal venting: A hidden source of iron to the oceans

AJM Lough, DP Connelly, WB Homoky… - Frontiers in Marine …, 2019 - frontiersin.org
Iron (Fe) limits primary productivity and nitrogen fixation in large regions of the world's
oceans. Hydrothermal supply of Fe to the global deep ocean is extensive; however, most of …

Sulfate minerals control dissolved rare earth element flux and Nd isotope signature of buoyant hydrothermal plume (EMSO-Azores, 37 N Mid-Atlantic Ridge)

V Chavagnac, HS Ali, C Jeandel, T Leleu… - Chemical …, 2018 - Elsevier
While hydrothermal vents are now thought to be a major source of dissolved iron to the
oceans, they have always been considered to be a sink for the dissolved rare-earth …