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Image: Hummingbird Measurements
Hummingbird Measurements
Hummingbird Measurements
Hummingbird Measurements

Graduate Student Alina Niklison Measuring a hummingbird — Montana Wildlife AUL Tom Martin's project in Venezuela.

Graduate Student Alina Niklison Measuring a hummingbird — Montana Wildlife AUL Tom Martin's project in Venezuela.

Image: Northern Snakehead
Northern Snakehead
Northern Snakehead
Northern Snakehead

Virginia unit researchers study seasonal movement, dispersal, and home range of invasive Northern Snakehead Channa argus. Scientists also research growth and reproductive behavior in a newly established population of northern snakehead.

Virginia unit researchers study seasonal movement, dispersal, and home range of invasive Northern Snakehead Channa argus. Scientists also research growth and reproductive behavior in a newly established population of northern snakehead.

Image: Grass Carp
Grass Carp
Grass Carp
Grass Carp

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.

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.

Image: Albatross Satellite Tracking Study
Albatross Satellite Tracking Study
Albatross Satellite Tracking Study
Albatross Satellite Tracking Study

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.

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.

Image: Canada Goose Research
Canada Goose Research
Canada Goose Research
Canada Goose Research

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

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

Image: Paddlefish
Paddlefish
Paddlefish
Paddlefish

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

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

Image: Pallid Sturgeon
Pallid Sturgeon
Pallid Sturgeon
Pallid Sturgeon

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. 

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. 

Image: Wood Turtle Tracking
Wood Turtle Tracking
Wood Turtle Tracking
Wood Turtle Tracking

Michael Jones, Ph.D. candidate in the Massachusetts unit, tracking the movements of wood turtles in the Connecticut River Valley of Massachusetts.

Michael Jones, Ph.D. candidate in the Massachusetts unit, tracking the movements of wood turtles in the Connecticut River Valley of Massachusetts.

Image: Female Caribou
Female Caribou
Female Caribou
Female Caribou

Lincoln Parrett, of the Alaska Cooperative Fish and Wildlife Unit, restrains a female caribou as her calf looks on.

Lincoln Parrett, of the Alaska Cooperative Fish and Wildlife Unit, restrains a female caribou as her calf looks on.

Image: Carp and Radio Transmitters
Carp and Radio Transmitters
Carp and Radio Transmitters
Carp and Radio Transmitters

Iowa Unit Graduate student Chris Penne listens for signals from carp with surgically implanted radio transmitters in Clear Lake. Chris studied carp aggregation to assist in planning for carp reduction by the DNR.

Iowa Unit Graduate student Chris Penne listens for signals from carp with surgically implanted radio transmitters in Clear Lake. Chris studied carp aggregation to assist in planning for carp reduction by the DNR.

Image: Flathead Catfish
Flathead Catfish
Flathead Catfish
Flathead Catfish

Nebraska Cooperative Fish and Wildlife Research Unit - Nathan Gosch (right; master's student) utilizes a gastroscope to verify that all stomach contents were recovered from a flathead catfish held by Jeff Stittle (undergraduate).

Nebraska Cooperative Fish and Wildlife Research Unit - Nathan Gosch (right; master's student) utilizes a gastroscope to verify that all stomach contents were recovered from a flathead catfish held by Jeff Stittle (undergraduate).

Image: Sika and White-Tailed Deer Surveys at Assateague Island National Seashore
Sika and White-Tailed Deer Surveys at Assateague Island National Seashore
Sika and White-Tailed Deer Surveys at Assateague Island National Seashore
Sika and White-Tailed Deer Surveys at Assateague Island National Seashore

Research on sika and white-tailed deer on Assateague Island National Seashore is investigating movements and habitat partitioning between these two ungulate species. Photo is of Sonja Christensen (M.S. student in Wildlife and Fisheries Science at Penn State University) with a sika deer.

Research on sika and white-tailed deer on Assateague Island National Seashore is investigating movements and habitat partitioning between these two ungulate species. Photo is of Sonja Christensen (M.S. student in Wildlife and Fisheries Science at Penn State University) with a sika deer.

Image: Brook Trout Sampling
Brook Trout Sampling
Brook Trout Sampling
Brook Trout Sampling

Tennessee Cooperative Fish and Widlife Research Unit students John Damer and Casey Bergthold sampling elusive brook trout in the Watauga River in east Tennessee. 

Tennessee Cooperative Fish and Widlife Research Unit students John Damer and Casey Bergthold sampling elusive brook trout in the Watauga River in east Tennessee. 

Image: Rainbow Trout
Rainbow Trout
Rainbow Trout
Rainbow Trout

Arkansas Unit student Aaron Cushing implanting a transmitter in a rainbow trout.

Arkansas Unit student Aaron Cushing implanting a transmitter in a rainbow trout.

Image: Unmanned Aircraft System
Unmanned Aircraft System
Unmanned Aircraft System
Unmanned Aircraft System

Florida and North Carolina Unit personnel collaborated on a unique study at Yawkey Wildlife Center in South Carolina using aerial photographs collected by the Florida Unit’s unmanned aircraft system (UAS). L-R: Kelsey Oberneufeman (NC Unit), Adam Watts (FL Unit), Scott Bowman (Univ. of FL), Jaime Collazo (NC Unit), Kyuho Lee (Univ.

Florida and North Carolina Unit personnel collaborated on a unique study at Yawkey Wildlife Center in South Carolina using aerial photographs collected by the Florida Unit’s unmanned aircraft system (UAS). L-R: Kelsey Oberneufeman (NC Unit), Adam Watts (FL Unit), Scott Bowman (Univ. of FL), Jaime Collazo (NC Unit), Kyuho Lee (Univ.

Image: Black Bear
Black Bear
Black Bear
Black Bear

The Oklahoma Unit has been studying population expansion and genetics of black bear in southeastern Oklahoma since 2001. Live capture and hair snares have been used to collect samples; from left to right: field technician, JD Davis and M.S. candidates, Angie Brown and Meredith Magnuson.

The Oklahoma Unit has been studying population expansion and genetics of black bear in southeastern Oklahoma since 2001. Live capture and hair snares have been used to collect samples; from left to right: field technician, JD Davis and M.S. candidates, Angie Brown and Meredith Magnuson.

Image: Blanding's Turtle
Blanding's Turtle
Blanding's Turtle
Blanding's Turtle

Bradley Compton, Research Associate with the Massachusetts CRU, holding a Blanding's turtle, a threatened species in Massachusetts.

Bradley Compton, Research Associate with the Massachusetts CRU, holding a Blanding's turtle, a threatened species in Massachusetts.

Image: Black Bear Cub Measurements
Black Bear Cub Measurements
Black Bear Cub Measurements
Black Bear Cub Measurements

Virginia Cooperative Fish and Wildlife research unit students (L to R) Colleen Olfenbuttel (MS), Johnny Wills (MS), and Sybille Klenzendorf (Ph.D.) weigh and measure a black bear cub at a den site in western Virginia.

Virginia Cooperative Fish and Wildlife research unit students (L to R) Colleen Olfenbuttel (MS), Johnny Wills (MS), and Sybille Klenzendorf (Ph.D.) weigh and measure a black bear cub at a den site in western Virginia.

Image: Red-Shouldered Hawk
Red-Shouldered Hawk
Red-Shouldered Hawk
Red-Shouldered Hawk

Red-shouldered hawk capture. Recently graduated MS student Carlene Henneman working on MN Unit Leader David Anderson’s Red-shouldered hawk project.

Red-shouldered hawk capture. Recently graduated MS student Carlene Henneman working on MN Unit Leader David Anderson’s Red-shouldered hawk project.

Image: Racoon
Racoon
Racoon
Racoon

Ted Simons, Assistant Leader-NC Unit, Arielle Waldstein, MS Student-NC Unit, and Allan O'Connell-Research Wildlife Biologist-USGS Patuxent Wildlife Research Center, with nine raccoons trapped at Cape Lookout National Seashore as part of a study there to evaluate the consequences of predator removal for endangered species management.

Ted Simons, Assistant Leader-NC Unit, Arielle Waldstein, MS Student-NC Unit, and Allan O'Connell-Research Wildlife Biologist-USGS Patuxent Wildlife Research Center, with nine raccoons trapped at Cape Lookout National Seashore as part of a study there to evaluate the consequences of predator removal for endangered species management.

Image: Trout
Trout
Trout
Trout

Emerald Lake in the High Sierras of Sequoia National Park. Ph.D. Student Luke Ackerman, Ph.D. Student Jennifer Ramsay, and Oregon-Fish Unit Leader Carl Schreck, sampling blood and tissues from trout and taking whole fish for determination of possible effects of airborne contaminants. 

Emerald Lake in the High Sierras of Sequoia National Park. Ph.D. Student Luke Ackerman, Ph.D. Student Jennifer Ramsay, and Oregon-Fish Unit Leader Carl Schreck, sampling blood and tissues from trout and taking whole fish for determination of possible effects of airborne contaminants. 

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