Images

Josh Schloesser, a MS student at the Kansas Unit holding a grass carp collected while sampling with the USFWS on the Missouri River. Josh is working closely with the FWS and other agencies to develop sampling protocols for Missouri River fishes.

2007 Research crew for the short-tailed albatross satellite tracking study conducted on Torishima Island, Japan. Front row (left to right): Noboru Nakamura, Hayao Murakami, Paul Sievert, Yuki Watanabe, Fumio Sato. Back row: Miwa Tsuchiya, Robert Suryan.

Matt Reiter, MN Ph.D. student, and Steve, field technician, gathering data near Churchill, MB, Canada for Canada Goose research project.

Janie Kearns, with a mature (caviar-bearing) paddlefish captured by a commercial fisherwoman.

Dr. Mike Redding, Co-Principal Investigator (Tenn Tech) and Phil Bettoli, implanting a sonic tag into the body cavity of an endangered pallid sturgeon on the banks of the Mississippi River. 

USGS and Oregon State University scientists deploying electromagnetic sensors in the field.

Trevor Selch, Ph.D. student at the South Dakota Unit is studying effects of mercury on walleye reproduction.  Dr. Steven Chipps, AUL-Fisheries, pictured at right.

Researchers at the USGS Northern Rocky Mountain Science Center and their partners place thermal remote cameras near deer and elk carcasses in Yellowstone National Park to capture images of wolves with mange feeding in the wild.

The USGS studies bighorn sheep movements, population structures, and habitat use in and near Glacier National Park.

Assistant Idaho Unit Leader Christine Moffitt during construction of hydrocyclone filtration system at Hagerman National Fish Hatchery.

Mike Greiner, M.S. student, South Dakota Coop Unit.  Mike is studying limnology of Bureau of Reclamation Reservoirs in North Dakota.

The Massachusetts unit and its cooperators are using box traps to capture and mark beavers for a study of their ecology in and around suburban areas of Massachusetts.

Cool, clear rivers of the Texas Hill Country attract visitors for many recreational opportunities. Here, a family enjoys paddleboarding at Schreiner Park during spring break in Kerrville, Texas.

Researchers approach Blackfoot Glacier in Glacier National Park.

Biologists at Columbia Environmental Research Center drawdown and seine a pond to collect reproductive pallid sturgeon.  The pond has been specially designed to provide turbid, flowing water that pallid sturgeon need to thrive.

USGS geologist Deborah Bergfeld measures the temperature of a thermal feature near Big Boiler at Bumpass Hell in Lassen Volcanic National Park.

USGS geologist Laura Clor (right) and Rachel Teasdale (California State University – Chico, left) collect gas samples from a thermal feature at Sulphur Works in Lassen Volcanic National Park.

Western view toward the Red Mountains near Silverton, Colorado, taken just upstream from the North Fork Cement Creek drainage in 2006. The photo illustrates acidic drainage (red drainage at right) and less acidic drainage (white drainage at left of photo) that originates from altered rocks and mines in the watershed.

Ferricrete (surficial deposits cemented by iron oxides) formation at the base of Cement Creek north of Silverton, Colorado.

Photograph showing the impact of a large wave at the south shore of Laysan Island, with endangered Laysan teal in the foreground.

Location: Laysan Islands (Northwestern Hawaiian Islands).

An unknown hybrid species of salamander captured in Olympic National Park, Washington.