While performing a Flowtracker measurement off of a bridge, a curious gator comes to investigate.
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Measuring in the Everglades
While performing a Flowtracker measurement off of a bridge, a curious gator comes to investigate.
Morafka's Desert Tortoise
A Morafka's desert tortoise in Saguaro National Park, with radio transmitter attached to its shell as part of a USGS study.
A Morafka's desert tortoise in Saguaro National Park, with radio transmitter attached to its shell as part of a USGS study.
Butterfly
Side shot of butterfly on a flower.
Side shot of butterfly on a flower.
Goose on the Lake
Migrating geese stop at local ecosystem.
Migrating geese stop at local ecosystem.
Ducks of the Lake
Local ducks playing at home in the park.
Local ducks playing at home in the park.
Pacific Lamprey
Pacific Lamprey mouth suckers adhered to the glass at Bonneville Dam fish viewing window.
The native Pacific Lamprey uses the fish ladder at Bonneville Dam. This species plays a significant role in the foodweb and in Tribal "first foods".--cultural.
Pacific Lamprey mouth suckers adhered to the glass at Bonneville Dam fish viewing window.
The native Pacific Lamprey uses the fish ladder at Bonneville Dam. This species plays a significant role in the foodweb and in Tribal "first foods".--cultural.
Deployment
Trammel net deployment on the Missouri River. The wooden object with 2 white buoys in the river is called a "Buck" or a "Mule" and is used to pull the end of the net along in the current.
Trammel net deployment on the Missouri River. The wooden object with 2 white buoys in the river is called a "Buck" or a "Mule" and is used to pull the end of the net along in the current.
Juvenile Lake Sturgeon
Juvenile lake sturgeon propagated at the Columbia Environmental Research Center.
Juvenile lake sturgeon propagated at the Columbia Environmental Research Center.
Nebraska Game and Parks Commission Boat
Nebraska Game and Parks Commission collaborates with USGS on the Comprehensive Sturgeon Research Project tracking telemetered pallid sturgeon in the Missouri River.
Nebraska Game and Parks Commission collaborates with USGS on the Comprehensive Sturgeon Research Project tracking telemetered pallid sturgeon in the Missouri River.
Marking Whooper Swan
In efforts to monitor potential bird flu transmission pathways, the USGS works with international partners to mark and track whooper swans with GPS transmitters.
In efforts to monitor potential bird flu transmission pathways, the USGS works with international partners to mark and track whooper swans with GPS transmitters.
Dr. Sasha Reed
Dr. Sasha Reed is a research ecologist with the USGS who was honored with a 2011 PECASE award.
Dr. Sasha Reed is a research ecologist with the USGS who was honored with a 2011 PECASE award.
Burmese Python Caught in the Everglades
This large Burmese python, weighing 162 pounds and more than 15 feet long at the time of its capture in 2009, was caught alive in the Everglades and was found to have eaten an American alligator that measured about 6 feet in length.
This large Burmese python, weighing 162 pounds and more than 15 feet long at the time of its capture in 2009, was caught alive in the Everglades and was found to have eaten an American alligator that measured about 6 feet in length.
Sturgeon Larvae
A newly hatched probable sturgeon larvae captured near the spawning site of PLS09-011 in Nebraska.
A newly hatched probable sturgeon larvae captured near the spawning site of PLS09-011 in Nebraska.
Colorado Plateau
The Colorado Plateau lies in the Four Corners region of the southwestern United States: western Colorado, northwestern New Mexico, southeastern and eastern Utah, and northern Arizona. Most of the area is drained by the Colorado River and its main tributaries.
The Colorado Plateau lies in the Four Corners region of the southwestern United States: western Colorado, northwestern New Mexico, southeastern and eastern Utah, and northern Arizona. Most of the area is drained by the Colorado River and its main tributaries.
A Desert Tortoise in the Mojave Desert
A desert tortoise walks in the Mojave Desert.
A desert tortoise walks in the Mojave Desert.
Translocating Laysan Teal
John Klavitter of the US Fish and Wildlife Service, left, and USGS biologist Michelle Reynolds attach transmitters to critically endangered Laysan teal that were translocated from Laysan to Midway Island to expand the species' population and range.
John Klavitter of the US Fish and Wildlife Service, left, and USGS biologist Michelle Reynolds attach transmitters to critically endangered Laysan teal that were translocated from Laysan to Midway Island to expand the species' population and range.
Laysan Teal
USGS biologists translocated critically endangered Laysan Teal, such as this one, from Laysan Island to Midway Island in the Northwest Hawaiian Islands to expand the species' population and range and help guard against extinction.
USGS biologists translocated critically endangered Laysan Teal, such as this one, from Laysan Island to Midway Island in the Northwest Hawaiian Islands to expand the species' population and range and help guard against extinction.
White Tern
The White Tern is one of eight seabird species whose population density and susceptibility to sea-level rise was studied on the French Frigate Shoals' Tern Island by biologists with the USGS Pacific Island Ecosystems Research Center's Northwestern Hawaiian Islands Climate Change Project.
The White Tern is one of eight seabird species whose population density and susceptibility to sea-level rise was studied on the French Frigate Shoals' Tern Island by biologists with the USGS Pacific Island Ecosystems Research Center's Northwestern Hawaiian Islands Climate Change Project.
El Yunque Peak
El Yunque Peak as seen across the Mameyes River valley. El Yunque National Forest, Puerto Rico.
El Yunque Peak as seen across the Mameyes River valley. El Yunque National Forest, Puerto Rico.
Radiodiscus sp.
Top of Radiodiscus sp. viewed with scanning electron microscope.
Top of Radiodiscus sp. viewed with scanning electron microscope.