Articles tagged "juan de fuca ridge"

hydrothermal chimneys may 5 2020

More than 500 new hydrothermal chimneys found on seafloor off Pacific Northwest

Researchers from the Monterey Bay Aquarium Research Institute (MBARI) discovered more than 500 towering hydrothermal chimneys on the seafloor off the coast of the Pacific Northwest, in an area known as the Endeavor Segment of the Juan de Fuca Ridge. Research on the...

May 06, 2020

N_America

Magnitude 6.4 (initially 6.7) earthquake struck near Vancouver Island, Canada

A strong earthquake with initial magnitude 6.7, later downgraded at 6.4, was registered 140 km (86 miles) SSE of Port Hardy, British Columbia, Canada. USGS registered depth of 23 km (14.3 miles).USGS expects a strong shaking for only 2,000 people and a moderate shaking

September 09, 2011

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Axial Seamount: Undersea volcano eruption off the coast of Oregon, US

An undersea volcano has erupted off the coast of Oregon, spewing forth a layer of lava more than 12 feet (4 meters) thick in some places, and opening up deep vents that belch forth a cloudy stew of hot water and microbes from deep inside the Earth.Scientists uncovered e

August 10, 2011

deep sea volcano cp 7834521

Deep-sea volcanoes could also explode

Between 75 and 80 % of all volcanic activity on Earth takes place at deep-sea, mid-ocean ridges. Most of these volcanoes produce effusive lava flows rather than explosive eruptions, both because the levels of magmatic gas (which fuel the explosions and are made up of a

March 29, 2011