Images

Sunset on the Delmarva Peninsula

A GIS compilation of Updated Vector Shorelines and Associated Shoreline Change Data for the Gulf of Mexico Coast

 Scanning electron microscope image of gas hydrate crystals in a sediment sample. The scale is 50 micrometers (µm) or approximately 0.002 inches

Vector Shorelines and Associated Shoreline Change Data for the Southeast Atlantic Coast

Estimated Agricultural Use of Azoxystrobin Fungicide - 1996 to 2014

Relative seagrass biomass in West Falmouth Harbor, MA, under current and potential future nitrogen loading scenarios. Seagrass biomass increases in western (seaward) portions of the harbor while eastern (landward) areas see new colonization by seagrass.

Wabash River at New Harmony IN - view from bridge

Waves breaking over offshore reefs on Kwajalein Atoll, in the Marshall Islands, where reefs are protecting developed land from flooding.

Aerial image showing beach and offshore reef

Aerial image showing beach and offshore reef

Impervious Surface Effects Rockland County NY

USGS staffer sitting on sandy beach on Long Island collecting a water sample

Meads Creek Valley, NY

Adirondack stream in New York

USGS scientist collecting soil samples

A group of 5th graders from a New York City school in the Bronx learn about how contaminants spilled on the ground travel through a sandy aquifer and can impact nearby waterways from USGS hydrologist Shawn Fisher as part of the Urban Waters Initiative community outreach at Roberto Clemente State Park during the week-long Harlem River Festival.

School Branch at Brownsburg, IN - crawfish

School Branch at Brownsburg IN - crawfish

The oxygen-regulated benthic flux chamber measures fluxes of water and chemical species across the sediment water interface. It is shown here deployed in the subtidal discharge zone in Indian River Bay, DE, USA

Ohio River at Ironton, OH - gage in tower

Ohio River at Ironton, OH - equipment