Sunrise on an evapotranspiration-monitoring site in a riparian grassland along the Platte River, Nebraska on September 25, 2007.
Images
Explore water-related photography, imagery, and illustrations.
Filter Total Items: 2535
Measuring the Morning Mist
Sunrise on an evapotranspiration-monitoring site in a riparian grassland along the Platte River, Nebraska on September 25, 2007.
Snail on the March
I took this picture while setting up a study of this invasive spp. Of snail.
I took this picture while setting up a study of this invasive spp. Of snail.
Oklahoma Groundwater Efforts
Photo of observation well, pressure transducer, and electric water-level tape in Norman, Oklahoma.
Photo of observation well, pressure transducer, and electric water-level tape in Norman, Oklahoma.
Oklahoma Groundwater Efforts
USGS Hydrologists using the USGS Well Flowmeter and Downhole Sampler on a well in Moore, Oklahoma. More info can be found in Fact Sheet 2005-3111 (PDF).
USGS Hydrologists using the USGS Well Flowmeter and Downhole Sampler on a well in Moore, Oklahoma. More info can be found in Fact Sheet 2005-3111 (PDF).
Underwater Microscope
Researchers are installing an underwater microscope on the R/V Theodore H. Schmudde.
Researchers are installing an underwater microscope on the R/V Theodore H. Schmudde.
Aerial View of Subsiding Marshes in the Mississippi River Delta
Aerial View of Subsiding Marshes in the Mississippi River DeltaAn aerial view of subsiding marshes in the Mississippi River Delta. An aerial view of subsiding marshes in the Mississippi River Delta. This region contains vast areas of marshes, swamps, and barrier islands—important habitat for wildlife, as nursery grounds for marine life, and as protective buffers against storms and hurricanes.
Aerial View of Subsiding Marshes in the Mississippi River Delta
Aerial View of Subsiding Marshes in the Mississippi River DeltaAn aerial view of subsiding marshes in the Mississippi River Delta. An aerial view of subsiding marshes in the Mississippi River Delta. This region contains vast areas of marshes, swamps, and barrier islands—important habitat for wildlife, as nursery grounds for marine life, and as protective buffers against storms and hurricanes.
USGS Measures Flooding in Louisiana
USGS scientists Paul Frederick and Mike Descant make sure there is enough clearance for their boat to drive under a bridge on the Atchafalaya River near Melville, La.
USGS scientists Paul Frederick and Mike Descant make sure there is enough clearance for their boat to drive under a bridge on the Atchafalaya River near Melville, La.
Dangerous Cross Section
A reptilian audience watches as a discharge measurement is made.
A reptilian audience watches as a discharge measurement is made.
Measuring a Cross-Sectional Creek Profile
Scientist measures the profile of a tidal creek at low tide. Note main Shark River off to the right side of photo.
Scientist measures the profile of a tidal creek at low tide. Note main Shark River off to the right side of photo.
Preparing to Measure Flow
Scientists set up to measure flow from a mangrove forest.
Scientists set up to measure flow from a mangrove forest.
Scientist Sampling Water in the Great Basin
Adelaide Baker returns from sampling water at Harney Lake, a shallow alkali lake, in Malheur National Wildlife Refuge.
Adelaide Baker returns from sampling water at Harney Lake, a shallow alkali lake, in Malheur National Wildlife Refuge.
Lower Columbia River Tour
USGS Provides a tour of the research vessel and the lower Columbia River to Deputy Assistant Secretary Deanna Archuleta discussing the lower Columbia River estuary water quality and aquatic health.
USGS Provides a tour of the research vessel and the lower Columbia River to Deputy Assistant Secretary Deanna Archuleta discussing the lower Columbia River estuary water quality and aquatic health.
Research Vessel Tour
A lower Columbia River estuary tour on a USGS research vessel with NWA Deputy REx and WFRC Director.
A lower Columbia River estuary tour on a USGS research vessel with NWA Deputy REx and WFRC Director.
The Start of the Elwha Dam Removal
Guests arrive at the Elwha Dam for the ceremony commemorating the official start of the dam decommissioning and river restoration project on the Elwha River in Washington state.
Guests arrive at the Elwha Dam for the ceremony commemorating the official start of the dam decommissioning and river restoration project on the Elwha River in Washington state.
Mameyes River Flood
The Mameyes River in flood. Eastern Puerto Rico.
The Mameyes River in flood. Eastern Puerto Rico.