Results 61 to 70 of about 332,512 (340)

Effects of Substrate Composition and Subsurface Fluid Pathways on the Geochemistry of Seafloor Hydrothermal Deposits at the Lucky Strike Vent Field, Mid‐Atlantic Ridge

open access: yesGeochemistry, Geophysics, Geosystems, 2022
The Lucky Strike vent field, located on the Mid‐Atlantic Ridge (MAR), is hosted on enriched mid‐ocean ridge basalt associated with the nearby Azores hotspot. In this study, we present bulk rock geochemistry coupled with in situ sulfur isotope analysis of
Dennis Sánchez‐Mora   +4 more
doaj   +1 more source

Sea-floor tectonics and submarine hydrothermal systems [PDF]

open access: yes, 2005
The discovery of metal-depositing hot springs on the sea floor, and especially their link to chemosynthetic life, was among the most compelling and significant scientific advances of the twentieth century. More than 300 sites of hydrothermal activity and
de Ronde, Cornell D. J.   +2 more
core   +1 more source

Microorganisms from deep-sea hydrothermal vents [PDF]

open access: yesMarine Life Science & Technology, 2021
With a rich variety of chemical energy sources and steep physical and chemical gradients, hydrothermal vent systems offer a range of habitats to support microbial life. Cultivation-dependent and independent studies have led to an emerging view that diverse microorganisms in deep-sea hydrothermal vents live their chemolithoautotrophic, heterotrophic, or
Zeng, Xiang, Alain, Karine, Shao, Zongze
openaire   +6 more sources

Free Energies of Reaction for Aqueous Glycine Condensation Chemistry at Extreme Temperatures

open access: yesGeophysical Monograph Series, Page 271-283., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Matthew Kroonblawd, Nir Goldman
wiley  

+3 more sources

Isotopic niche variability in macroconsumers of the East Scotia Ridge (Southern Ocean) hydrothermal vents: What more can we learn from an ellipse? [PDF]

open access: yes, 2016
Aspects of between-individual trophic niche width can be explored through the isotopic niche concept. In many cases isotopic variability can be influenced by the scale of sampling and biological characteristics including body size or sex.
McGill, R.A.R.   +4 more
core   +2 more sources

Sinking Particle Fluxes at the Jan Mayen Hydrothermal Vent Field Area from Short-Term Sediment Traps

open access: yesJournal of Marine Science and Engineering
The mixing of hydrothermal vent fluids with deep ocean water and near-vent pelagic matter results in particle populations with a complex composition consisting of hydrothermally derived, rock-forming, and biogenic particles.
Alexey A. Klyuvitkin   +4 more
doaj   +1 more source

Near-seafloor magnetic mapping of off-axis lava flows near the Kairei and Yokoniwa hydrothermal vent fields in the Central Indian Ridge [PDF]

open access: yes, 2018
The Kairei (KHF) and Yokoniwa hydrothermal fields (YHF) are hosted in mafic as well as ultramafic rocks distributed at an off-axis volcanic knoll of the Central Indian Ridge.
Kyoko Okino, Masakazu Fujii
core   +2 more sources

Comparative transcriptome analysis of Rimicaris sp. reveals novel molecular features associated with survival in deep-sea hydrothermal vent

open access: yesScientific Reports, 2017
Shrimp of the family Alvinocarididae are the predominant megafauna of deep-sea hydrothermal vents. However, genome information on this family is currently unavailable. In the present study, by employing Illumina sequencing, we performed the first de novo
Jian Zhang   +4 more
semanticscholar   +1 more source

Reproductive adaptations of the hydrothermal vent crab Xenograpus testudinatus: An isotopic approach.

open access: yesPLoS ONE, 2019
The vent crab Xenograpsus testudinatus was firstly discovered in 2000 at the hydrothermal vent field off the coast of Kueishan Island. The present study attempts to understand the adaptive reproduction of this crab living in an extreme environment by ...
Jia-Jang Hung   +4 more
doaj   +1 more source

Discovery of new hydrothermal activity and chemosynthetic fauna on the Central Indian Ridge at 18°-20° S. [PDF]

open access: yesPLoS ONE, 2012
Indian Ocean hydrothermal vents are believed to represent a novel biogeographic province, and are host to many novel genera and families of animals, potentially indigenous to Indian Ocean hydrothermal systems.
Kentaro Nakamura   +20 more
doaj   +1 more source

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