Images

Gamma well detectors are used to determine the ages of sediments based on activities of natural and anthropogenic radionuclides

Dissolved inorganic carbon (DIC) in water samples is measured with a UIC, Inc. Coulometer

The urban reef at Isla Verde supports various species of protected corals, sea turtles, and crustaceans, as well as many Caribbean fish. It also protects the International Airport and numerous homes and resorts on the coast.

Aerial photograph looking southwest along Breton Island, Louisiana, taken July 2013

Wave-tide gauge, pictured here on a coral reef amongst sea rods, brain corals, and sea fans, installed off Isla Verde in San Juan, Puerto Rico.

Endicott Island, and artificial island built in 1987 by Alaska Interstate Construction and is used by BP and Hilcorp Alaska for petroleum production.

The USGS collaborates with NASA, the University of Florida, National Park Service, and the U.S. Fish and Wildlife Service to assess coastal erosion hazards affecting space program infrastructure, habitat, and wildlife populations.

USGS geologists Dave Foster and Wayne Baldwin and Andrew Green (University of
KwaZulu-Natal) observe coastal hazards on the Lower Cape, Massachusetts.

Two video cameras overlook the coast from atop a windmill tower in Unalakleet, Alaska where they look westward over Norton Sound. This is a snapshot taken from one of the cameras.

Digital Surface Model (DSM) and orthomosaic image from the October 23, 2018 UAS survey.

Wayne Baldwin (USGS, far right) with students and staff from Stockton University getting ready to deploy the miniSEABOSS off the R/V Petrel during the geological sampling survey in October 2018.

USGS Research Oceanographer Lauren Toth and Oceanographer Anastasios Stathakopoulos study a coral-reef core in the USGS’s Core Archive in St. Petersburg, Florida. Photo: Dominique Gallery, USGS.

“The ocean is the closest I can get to an unexplored world, without going into space... I mean, I feel a deep connection to the ocean and its constant rhythms, but when I visit, there's a new discovery or appreciation every time.

Cordell Johnson uses a personal watercraft (PWC) equipped with GPS and sonar to measure seafloor depths near the beach.

Dan Nowacki measures dune elevations near the mouth of the Pajaro River with a precision GPS unit carried in his backpack.

Coastal Change Storm Hazard Team map created Tuesday, 10/89/18 showing current forecasted beach erosion, overwash and inundation effects of Hurricane Michael's predicted landfall in the Florida Panhandle. Forecast will change with subsequent National Hurricane Center forecasts.

Between November 2014 and June 2016 the U.S. Geological Survey, Pacific Coastal and Marine Science Center (PCMSC) conducted eight repeat, high-resolution bathymetry and acoustic-backscatter surveys of a small patch of seafloor offshore Santa Cruz in northern Monterey Bay, California.

NAGT summer intern, Kelly Sanks, prepares to collect salt marsh sediment cores with her advisor, Dr. Meagan Gonneea (Cape Cod, MA).

Two USGS scientists collect a marsh sediment push core in Grand Bay in October, 2018.

Screenshot of a point cloud containing more than 50 million points from a photogrammetry project of the Quissett Campus.  This point cloud was created from 633 photographs taken from a unmanned aircraft system (UAS) in Woods Hole, Massachusetts in July 2018

Upper Left:  Dann Blackwood operating the SEABOSS winch during a sampling cruise; Lower left: Bill Schwab, Laura Brothers and Emile Bergeron on the deck of a research vessel; Center Left: Tom O'Brien carrying equipment during a research cruise; Center: USGS staff deploying a seismic system from a research vessel; left: Chuck Worley ready to deploy a multibeam e