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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

An animated GIF of a coral reef in American Samoa, showing colorful reef fish darting in and out of the coral

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

Sound Waves Newsletter
Filter Total Items: 712
PCMSC Researchers Featured in Climate Champions Video Series

PCMSC Researchers Featured in Climate Champions Video Series

Researchers from the Pacific Coastal and Marine Science Center are featured in "Climate Science Champions", an engaging video series that highlights...

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New Wave Glider will study Earthquake Processes along U.S. Subduction Zones

New Wave Glider will study Earthquake Processes along U.S. Subduction Zones

The USGS has acquired a new state-of-the-art wave glider for constraining plate motions and earthquake processes along U.S. subduction zones.

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New research informs dredging efforts at Columbia River mouth, conserving valuable resource

New research informs dredging efforts at Columbia River mouth, conserving valuable resource

Strategically placed dredged material can supply sand to nearby beaches, fighting erosion 

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Midwinter Dry Spells Amplify Post-Fire Snowpack Decline in California

Midwinter Dry Spells Amplify Post-Fire Snowpack Decline in California

New research from USGS and partners examines the growing geographical overlap between wildfire and snow in California, threatening water availability...

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Carmel River: An Approach To Dam Removal To Minimize Downstream Impacts

Carmel River: An Approach To Dam Removal To Minimize Downstream Impacts

New research from USGS, NOAA, and California State University examines the fluvial response of California’s Carmel River in the six years following...

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Photo Roundup - December 2022-February 2023

Photo Roundup - December 2022-February 2023

A selection of coastal and ocean videos and photographs from across the USGS.

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News Briefs - December 2022-February 2023

News Briefs - December 2022-February 2023

News Briefs - featuring coastal and ocean science from across the USGS.

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USGS-Engineered Tripod Allows Study of Deep-Sea Oceanographic Processes

USGS-Engineered Tripod Allows Study of Deep-Sea Oceanographic Processes

Staff from the USGS Pacific Coastal and Marine Science Center Marine Facility engineered a Free Ascent Tripod (FAT) for deployment in deep-sea...

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Groundwater and Coral Health at Moloka'i, Hawai'i

Groundwater and Coral Health at Moloka'i, Hawai'i

New research from the USGS Pacific Coastal and Marine Science Center and the National Park Service examines how the discharge of submarine groundwater...

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Federal Scientists Assess Unusual River-Erosion Disaster in Ecuadorian Amazon

Federal Scientists Assess Unusual River-Erosion Disaster in Ecuadorian Amazon

An international, interagency team of scientists traveled to rural Ecuador to assess an unusual and catastrophic geohazard: the collapse of a 144...

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New research informs dredging efforts at Columbia River mouth, conserving valuable resource

New research informs dredging efforts at Columbia River mouth, conserving valuable resource

A new study that examines sediment transport adjacent to the Columbia River Mouth incorporates both physical observations and modeling techniques to...

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