Results 11 to 20 of about 1,126 (256)

Metals, Volatiles, and Lithostratigraphy of Brothers Submarine Volcano

open access: yesGeochemistry, Geophysics, Geosystems
Relatively fresh volcanic rocks have been sampled by a remotely operated vehicle in situ from the NE caldera wall of Brothers submarine volcano, associated with Seafloor Massive Sulfide‐SMS deposits.
Ariadni A. Georgatou   +4 more
doaj   +4 more sources

Complex geological-geophysical studies of the underwater volcano 7.10 (Kuril Island Arc)

open access: yesВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле, 2021
Submarine volcano 7.10, which is part of the North Iturup group of submarine volcanoes of the Kuril island arc, was studied in 5 voyages of the research vessel Vulkanolog in 1982–1989.
Блох Ю.И.   +7 more
doaj   +1 more source

SANTORY: SANTORini’s Seafloor Volcanic ObservatorY

open access: yesFrontiers in Marine Science, 2022
Submarine hydrothermal systems along active volcanic ridges and arcs are highly dynamic, responding to both oceanographic (e.g., currents, tides) and deep-seated geological forcing (e.g., magma eruption, seismicity, hydrothermalism, and crustal ...
Paraskevi Nomikou   +25 more
doaj   +1 more source

The Hydrothermal Vent Field at the Eastern Edge of the Hellenic Volcanic Arc: The Avyssos Caldera (Nisyros)

open access: yesGeosciences, 2021
Almost three-quarters of known volcanic activity on Earth occurs in underwater locations. The presence of active hydrothermal vent fields in such environments is a potential natural hazard for the environment, society, and economy. Despite its importance
Ana Dura   +6 more
doaj   +1 more source

Exploring Submarine Arc Volcanoes [PDF]

open access: yesOceanography, 2007
Three quarters of Earth’s volcanic activity occurs beneath the sea, predominantly along the extensive mid-ocean ridge system that winds its way through the major ocean basins. The style of eruptive activity along mid-ocean ridges has been extensively studied and well characterized.
Carey, Steven, Sigurdsson, Haraldur
openaire   +2 more sources

Simulated distributions of pumice rafts in Japan following eruptions at volcanic islands and submarine volcanoes

open access: yesProgress in Earth and Planetary Science, 2023
Voluminous pumice rafts produced by the 2021 phreatomagmatic eruption of Fukutoku-Oka-no-Ba, a submarine volcano located in the Izu-Bonin Islands, reached many Japanese ports and islands, damaging fisheries and hindering marine traffic and trade.
Haruka Nishikawa   +3 more
doaj   +1 more source

Initial results from a hydroacoustic network to monitor submarine lava flows near Mayotte Island

open access: yesComptes Rendus. Géoscience, 2022
In 2019, a new underwater volcano was discovered at 3500 m below sea level (b.s.l.), 50 km east of Mayotte Island in the northern part of the Mozambique Channel.
Bazin, Sara   +17 more
doaj   +1 more source

Anatomy of an active submarine volcano [PDF]

open access: yesGeology, 2014
Most of the magma erupted at mid-ocean ridges is stored in a mid-crustal melt lens that lies at the boundary between sheeted dikes and gabbros. Nevertheless, images of the magma pathways linking this melt lens to the overlying eruption site have remained elusive.
A.F. Arnulf   +5 more
openaire   +1 more source

Seawater-rock interaction at Ushishir volcano-hydrothermal system, Kuril Islands [PDF]

open access: yesE3S Web of Conferences, 2019
Ushishir volcano is located in the middle of the Kuril Arc. The Ushishir crater, a closed bay connected with the ocean by a narrow and shallow strait is characterized by a strong hydrothermal activity.
Taran Yuri, Kalacheva Elena
doaj   +1 more source

Submarine volcano

open access: yesEos, Transactions American Geophysical Union, 1989
An episode of submarine volcanic activity in the northern Mariana Islands, in the northwest Pacific Ocean, has been recorded by the Wake Island hydrophone array. F. Oliveira, C. McCreery and D. Walker of the Hawaii Institute of Geophysics in Honolulu collected the data (see figure) while they were installing upgraded recording equipment for the array ...
C. McCreery   +3 more
openaire   +1 more source

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