Images

Damage to a local school building. Tianquan Elementary School.

Damage to a local school building. Tianquan Elementary School.

Damage to a local school building. Tianquan Elementary School.

In 2013, installation of macroinvertebrate sampling devices at seven sites on the Silver Creek Preserve. The sampling devices provide artificial substrate that aquatic insects such as mayflies, caddisflies, and stoneflies can colonize.

Temporary movable plank houses for the students.  Tianquan Elementary School.

Damage to a local school building. Tianquan Elementary School.

This is the Menlo Park, Calif. Map Sales Office located on the USGS campus. The Sales Office is managed by the California Geological Survey.

USGS, Nature Conservancy, Idaho Fish and Game, and other volunteers collect fish on the Silver Creek Preserve near Picabo, Idaho.

Damage to a local school building. Tianquan Elementary School.

Idaho Water Science Center biologists work with Silver Creek Preserve staff and volunteers to collect, examine, identify, measure, and count fish populations.

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.

Damage to a local school building. Tianquan Elementary School.

USGS and US Forest Service staff installing dust monitoring equipment at a uranium mine near Grand Canyon National Park.

Hester Dendy™ samplers like this one provide artificial substrate that aquatic insects can colonize.

Collection and comparison of pre- and post-restoration samples to assess how well the insects adapt to restoration efforts.

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 speaks with media about USGS flood response efforts in Fargo, N.D.

A high water marker is submerged by the rising Red River during flooding in Fargo, N.D.

USGS hydrologists measuring streamflow on the Red River during spring flooding in Fargo.

Red River floodwater in downtown Fargo, N.D., overcame a public trail sign in April 2013.

USGS biologists Kristen Hart, Jeff Beauchamp, and Thomas Shelby prepare to release a green sea turtle fitted with a satellite tag in the waters of Dry Tortugas National Park. Note: All marine turtle images taken in Florida were obtained with the approval of the U.S.