Images

Methane plume imaged by the 30 kHz multibeam system

USGS scientific programmer Tarandeep Kalra talks to children about ocean modeling.

USGS pilot Sandy Brosnahan and Senate Pro Tempore Marc Pacheco discuss the use of Umanned Aerial Systems (UASs, also known as drones) to collect data in coastal environments.

From left to right: Associate Director for Core Science Systems Kevin Gallagher, Physical Scientist Cassandra Ladino, and Chief, Office of Enterprise Information/Associate Chief Information Officer Tim Quinn.

Shawn Harrison uses his new skills to check out the surf at Santa Cruz, California.

Seafloor methane seep with chemosynthetic mussels at ~1000 m (~3300 ft) water depth offshore Virginia. Image taken by the Global Explorer ROV during a USGS-led cruise sponsored by the NOAA Office of Exploration and Research in 2017.  Green dots are 10 cm apart.

The USGS Utah Water Science Center and the Woods Hole Coastal and Marine Science Center conducted a collaborative geophysical research effort within Lake Powell, UT-AZ to map the bathymetry of the lake and characterize shallow sediment deposition near the mouths of the San Juan and Colorado Rivers.

Location map for Bathymetry and backscatter intensity of the sea floor of the Sandy Hook artificial reef, offshore of New Jersey, data release.

Location Map of Atlantic Beach artificial reef, offshore of New York

Basemap image of the survey locations south of Long Island Sound

 Barnegat Bay Little Egg Harbor Study Site

Methane-derived authigenic carbonate (MDAC) rocks on the seafloor on the U.S. Atlantic margin

Area map of National Seafloor and Habitat Mapping Studies-Atlantic

Children measure water salinity to learn about climate warming and how it affects wetlands. 

From left to right: Associate Director for Core Science Systems Kevin Gallagher, Research Oceanographer Rich Signel, and Chief, Office of Enterprise Information/Associate Chief Information Officer Tim Quinn.

Gas hydrate (white material) binding together coarse-grained sediments made up of pebble-sized rocks. This sample was recovered during a project to explore permafrost-associated gas hydrates in Canada’s Mackenzie Delta.

Left: Key features in and around the Gulf of Alaska. A black rectangle outlines our 2016 study area along the Queen Charlotte-Fairweather fault. Red arrows indicate relative tectonic plate motions. Right: A shaded relief map of the 2016 study area. Rainbow colors show seafloor depths acquired by the USGS in 2015 and 2016. Red indicates shallower depths.

Woods Hole Coastal and Marine Science Center Oceanographer, Neil Ganju, sharing science at the 2017 Woods Hole Science Stroll outreach event

Map of Edwin B Forsythe National Wildlife Refuge, N.J., marsh shoreline change rates.

Basemap of the United States with an overview image of elevation models

Authigenic carbonate supplies the foundation for deep-sea corals, including colonies of bubblegum corals (Paragorgia) seen here.