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News from the USGS Pacific Coastal and Marine Science Center

Deep-Sea Studies

A map showing the ocean floor with shades of color to indicate changing depth, nd other demarkations to show various features

In 2022, the USGS and partners embarked on a research expedition to Escanaba Trough off the coast of northern California. The multidisciplinary crew collected samples with a remotely operated vehicle and tested new seafloor mapping techniques using an autonomous underwater vehicle.

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Sound Waves Newsletter

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Read issues of the Sound Waves Newsletter, featuring “Coastal and Marine Research News from Across the USGS”

Sound Waves Newsletter
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Visiting scientist from Japan assisting shoreline-change studies in California

Visiting scientist from Japan assisting shoreline-change studies in California

Masayuki Banno is spending a year-long sabbatical with the Pacific Coastal and Marine Science Center in Santa Cruz, California, collaborating with...

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Laboratory collaboration to study earthquake hazards off southeast Alaska and western Canada

Laboratory collaboration to study earthquake hazards off southeast Alaska and western Canada

Studying the Queen Charlotte-Fairweather fault

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Giant Grooves Discovered on an Earthquake Fault Offshore Costa Rica

Giant Grooves Discovered on an Earthquake Fault Offshore Costa Rica

Researchers report finding corrugations, or giant grooves, kilometers long, hundreds of meters wide, and tens of meters high, between the Cocos and...

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A Tale of Two Tsunamis—Why Weren’t They Bigger? Mexico 2017 and Alaska 2018

A Tale of Two Tsunamis—Why Weren’t They Bigger? Mexico 2017 and Alaska 2018

Why do some earthquakes trigger large tsunamis, and others don’t? Learn how earthquakes produce tsunamis, how scientists predict tsunami size and...

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Recent Coastal and Marine Fieldwork - February 2018

Recent Coastal and Marine Fieldwork - February 2018

In January and February 2018, USGS scientists visited more than 15 coastal and offshore locations studying mineral crusts, a subduction zone trench...

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The USGS Coastal and Marine Geology Data Catalog

The USGS Coastal and Marine Geology Data Catalog

The USGS Coastal and Marine Geology Data Catalog makes research data easier to find by offering a preselected collection of metadata (“data about data...

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Newspaper story on earthquake hazards in Santa Rosa, California, features information from USGS scientists

Newspaper story on earthquake hazards in Santa Rosa, California, features information from USGS scientists

USGS scientists Janet Watt and Suzanne Hecker provided information to the article’s author.

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Pacific Missile Tracking Site Could Be Unusable in 20 Years Due to Climate Change

Pacific Missile Tracking Site Could Be Unusable in 20 Years Due to Climate Change

Living and working on the Pacific islands hosting a key missile tracking site soon could be almost impossible due to the impacts of climate change.

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USGS fields tsunami questions after earthquake off Kodiak, Alaska

USGS fields tsunami questions after earthquake off Kodiak, Alaska

USGS geophysicist Eric Geist fielded questions about tsunamis after a magnitude 7.9 earthquake off southern Alaska prompted a tsunami watch for the U...

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Workshops on subduction-zone science to reduce risk for communities

Workshops on subduction-zone science to reduce risk for communities

The USGS Pacific Coastal and Marine Science Center hosted two back-to-back subduction-zone workshops in Santa Cruz, California, from February 5–8...

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False-alarm tsunami alerts across the U.S. East Coast, Gulf of America, and Caribbean prompt calls to USGS

False-alarm tsunami alerts across the U.S. East Coast, Gulf of America, and Caribbean prompt calls to USGS

On February 6, USGS research geophysicist Eric Geist spoke to reporters Rachel Becker of The Verge and Grace Toohey of The Advocate about tsunami...

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