USGS - science for a changing world

USGS Coastal and Marine Geology Program

USGS Coastal and Marine Geology Program (CMGP)

How does seagrass impact wave energy?What's Drifting Beneath Kauai's Ocean?New Issue of Sound Waves OnlineBefore and After PhotosBeach Profiles for Fire Island Updated September 2016Link between two earthquake faults near San Francisco, revealedSalmon Seen Upstream from Former Dam Sites on Elwha River, WAUSGS Hosts Chinese Coastal ScientistsSee the newest Marine National Monument!

How does seagrass impact wave energy?

This paper describes field and model data used to quantify the effects of submerged aquatic vegetation on wave propagation in a back-barrier estuary.

What's Drifting Beneath Kauai's Ocean?

Understanding just what Kauai's reefs are exposed to, and for how long, may help explain why some corals here have succumbed to black band disease.

New Issue of Sound Waves Online

Stories about beach dune loss due to Hurricane Matthew, measuring coastal erosion in California, offshore wind turbines, meetings, awards, and more!

Before and After Photos

SE Beach Dunes Lost to Hurricane Matthew

Beach Profiles for Fire Island Updated September 2016

Elevation data along beach profiles have been measured quarterly since Hurricane Sandy made landfall in 2012.

Link between two earthquake faults near San Francisco, revealed

The direct link between the Hayward and Rodgers Creek faults enables simultaneous rupture, a scenario that could result in a major earthquake.

Salmon Seen Upstream from Former Dam Sites on Elwha River, WA

In September, USGS scientists found carcasses of salmon that died after migrating miles above the upper dam site, completing their natural life cycle.

USGS Hosts Chinese Coastal Scientists

Scientists visited the USGS Pacific Coastal and Marine Science Center in Santa Cruz, California.

See the newest Marine National Monument!

This high resolution map displays the new Northeast Canyons and Seamounts Marine National Monument!

Explore Research Themes

Search by Topic

Accessibility FOIA Privacy Policies and Notices

U.S. Department of the Interior | U.S. Geological Survey
URL: https://marine.usgs.gov/index.php
Page Contact Information: Feedback
Page Last Modified: December 05, 2016 02:14 PM