Collection and comparison of pre- and post-restoration samples to assess how well the insects adapt to restoration efforts.
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Samplers installed in Kilpatrick Pond
Collection and comparison of pre- and post-restoration samples to assess how well the insects adapt to restoration efforts.
Electrofishing
USGS, Nature Conservancy, Idaho Fish and Game, and other volunteers collect fish on the Silver Creek Preserve near Picabo, Idaho.
USGS, Nature Conservancy, Idaho Fish and Game, and other volunteers collect fish on the Silver Creek Preserve near Picabo, Idaho.
Caddisfly
Cold-water adapted macroinvertbrates like these are good indicators for the health of an ecosystem.
Cold-water adapted macroinvertbrates like these are good indicators for the health of an ecosystem.
The Silver Creek Preserve
Before The Nature Conservancy established the Silver Creek Preserve, the watershed had been degraded by years of livestock grazing and overfishing. Preserve managers have been concerned about sedimentation, increasing stream temperatures, and invasive species.
Before The Nature Conservancy established the Silver Creek Preserve, the watershed had been degraded by years of livestock grazing and overfishing. Preserve managers have been concerned about sedimentation, increasing stream temperatures, and invasive species.
USGS Responds to Flooding in Fargo
USGS hydrologist Dan Thomas places an acoustic Doppler current profiler (ADCP) into Fargo, N.D., floodwaters to measure streamflow on the Red River.
USGS hydrologist Dan Thomas places an acoustic Doppler current profiler (ADCP) into Fargo, N.D., floodwaters to measure streamflow on the Red River.
USGS Responds to Flooding in Fargo
USGS hydrologist Dan Thomas speaks with media about USGS flood response efforts in Fargo, N.D.
USGS hydrologist Dan Thomas speaks with media about USGS flood response efforts in Fargo, N.D.
USGS Responds to Flooding in Fargo
A high water marker is submerged by the rising Red River during flooding in Fargo, N.D.
A high water marker is submerged by the rising Red River during flooding in Fargo, N.D.
USGS Responds to Flooding in Fargo
Red River floodwater in downtown Fargo, N.D., overcame a public trail sign in April 2013.
Red River floodwater in downtown Fargo, N.D., overcame a public trail sign in April 2013.
USGS Responds to Flooding in Fargo
A team of USGS hydrologists and technicians prepares to take an acoustic Doppler current profiler (ADCP) out on the Red River in downtown Fargo, N.D., to measure streamflow during the 2013 flood.
A team of USGS hydrologists and technicians prepares to take an acoustic Doppler current profiler (ADCP) out on the Red River in downtown Fargo, N.D., to measure streamflow during the 2013 flood.
USGS Responds to Flooding in Fargo
USGS hydrologists measuring streamflow on the Red River during spring flooding in Fargo.
USGS hydrologists measuring streamflow on the Red River during spring flooding in Fargo.
USGS Responds to Flooding in Fargo
USGS hydrologists return from measuring streamflow on the Red River in Fargo, N.D. The USGS Red River of the North at Fargo streamgage can be seen on the right in the image.
USGS hydrologists return from measuring streamflow on the Red River in Fargo, N.D. The USGS Red River of the North at Fargo streamgage can be seen on the right in the image.
USGS Responds to Flooding in Fargo
USGS hydrologist Dan Thomas shows media how the acoustic Doppler current profiler (on the right) measures streamflow on the Red River in Fargo.
USGS hydrologist Dan Thomas shows media how the acoustic Doppler current profiler (on the right) measures streamflow on the Red River in Fargo.
USGS Responds to Flooding in Fargo
The USGS Red River of the North at Fargo streamgage in Fargo, N.D., takes automatic water level measurements every 15 minutes.
The USGS Red River of the North at Fargo streamgage in Fargo, N.D., takes automatic water level measurements every 15 minutes.
USGS Water Science Strategy: The Water Cycle
Illustration of the water cycle. Prepared by James R. Douglas, USGS. Published in USGS Circular 1383G: USGS Water Science Strategy—Observing, Understanding, Predicting, and Delivering Water Science to the Nation.
Illustration of the water cycle. Prepared by James R. Douglas, USGS. Published in USGS Circular 1383G: USGS Water Science Strategy—Observing, Understanding, Predicting, and Delivering Water Science to the Nation.
Two of the main spring discharge points of Comal springs, Texas
Two of the main spring discharge points of Comal springs.
A new website now provides important information about streamflow in the Comal and San Marcos Rivers and springflow at Comal and San Marcos Springs.
Two of the main spring discharge points of Comal springs.
A new website now provides important information about streamflow in the Comal and San Marcos Rivers and springflow at Comal and San Marcos Springs.
Bear River, Utah
Looking northeast along the Bear River Duck Club Canal toward the Wellsville Mountains.
Looking northeast along the Bear River Duck Club Canal toward the Wellsville Mountains.
Mixing of drill cuttings with absorbent polymer
Mixing of drill cuttings with absorbent polymer prior to shipping and disposal in a secured landfill.
Mixing of drill cuttings with absorbent polymer prior to shipping and disposal in a secured landfill.
Lake Mead Gorge
Inside look of a gorge in Lake Mead.
Inside look of a gorge in Lake Mead.
Evaluating the Fate of Methane Released into Streams
Scientists apply a new method for determining the fate of methane discharged into streams. Here, gas is injected into stream water along West Bear Creek, North Carolina.
Scientists apply a new method for determining the fate of methane discharged into streams. Here, gas is injected into stream water along West Bear Creek, North Carolina.
Scientists test where methane goes once released into streams
Scientists apply a new method for determining the fate of methane discharged into streams. Here, noble-gas (krypton) is injected using submerged gas-permeable tubing in West Bear Creek, North Carolina.
Scientists apply a new method for determining the fate of methane discharged into streams. Here, noble-gas (krypton) is injected using submerged gas-permeable tubing in West Bear Creek, North Carolina.