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Images
USGS and NPS personnel placed a GPS-transmitter on a California Condor at Pinnacles National Monument. Photo was taken when the bird was released after attaching the transmitter.
USGS and NPS personnel placed a GPS-transmitter on a California Condor at Pinnacles National Monument. Photo was taken when the bird was released after attaching the transmitter.
Scientists inspect a raised boardwalk used to access a mangrove forest to sample fish.
Scientists inspect a raised boardwalk used to access a mangrove forest to sample fish.
Radio tracking adult Chinook and steelhead on the Klickitat River in the fall.
Radio tracking adult Chinook and steelhead on the Klickitat River in the fall.
Upstream view at the Cougar Dam lookout point on a cold winter morning.
Upstream view at the Cougar Dam lookout point on a cold winter morning.
Just finished lampara seining during the daylight now moving into evening seining.
Just finished lampara seining during the daylight now moving into evening seining.
This Chinook was tagged and then released back into the Klickitat River where we tracked its movements up and down the river.
This Chinook was tagged and then released back into the Klickitat River where we tracked its movements up and down the river.
Annual alligator nesting surveys in south Florida provide valuable information about water deliveries and sea level rise, as salinity intrusion or unnatural inflows decrease nesting success.
Annual alligator nesting surveys in south Florida provide valuable information about water deliveries and sea level rise, as salinity intrusion or unnatural inflows decrease nesting success.
While the immediate hazards of volcanoes are known, some areas become destabilized by drained, underground lava tubes and collapse years later.
While the immediate hazards of volcanoes are known, some areas become destabilized by drained, underground lava tubes and collapse years later.
Decreased snow melt limits water levels in one of the west’s most vital reservoirs.
Decreased snow melt limits water levels in one of the west’s most vital reservoirs.
GLSC dive team called to do inspection of Kalispell for zebra mussels.
GLSC dive team called to do inspection of Kalispell for zebra mussels.
Another large chunk of the rim collapsed into the Halema'uma'u lava lake.
Another large chunk of the rim collapsed into the Halema'uma'u lava lake.
In the Rocky Mountain West, people and wildlife inhabit many of the same areas and USGS scientists are studying wildlife diseases, such as brucellosis in elk and bison, and how these diseases are transmitted between domestic and non-domestic hosts.
In the Rocky Mountain West, people and wildlife inhabit many of the same areas and USGS scientists are studying wildlife diseases, such as brucellosis in elk and bison, and how these diseases are transmitted between domestic and non-domestic hosts.
Local Ducks hanging out at home in the park.
Local Ducks hanging out at home in the park.
Standing on the Earth and Dam at Cougar as the fog rolled in between the snow capped mountains.
Standing on the Earth and Dam at Cougar as the fog rolled in between the snow capped mountains.
This Chinook was tagged and then released back into the Klickitat River where we tracked its movements up and down the river.
This Chinook was tagged and then released back into the Klickitat River where we tracked its movements up and down the river.
Upstream view at the Cougar Dam lookout point on a cold winter morning.
Upstream view at the Cougar Dam lookout point on a cold winter morning.
Radio tracking adult Chinook and steelhead on the Klickitat River in the fall.
Radio tracking adult Chinook and steelhead on the Klickitat River in the fall.
Arrival of Salish Sea Tribal Canoes with USGS water quality sampling instrumentation onboard.
Arrival of Salish Sea Tribal Canoes with USGS water quality sampling instrumentation onboard.
The Souris River at Westhope, North Dakota. The top photos taken on April 26, 1970, with a discharge of 1,110 cfs. And the bottom photo taken on April 19, 2011, with a discharge of 13,300 cfs and a gage height of 19.82 feet.
The Souris River at Westhope, North Dakota. The top photos taken on April 26, 1970, with a discharge of 1,110 cfs. And the bottom photo taken on April 19, 2011, with a discharge of 13,300 cfs and a gage height of 19.82 feet.
The Little Missouri River at Medora, North Dakota. Top photo taken by a USGS personnel in March of 1972, while the Little Missouri River was flooding the camp sites at Medora, ND. The bottom photo was taken by USGS Colton Rupp on May 24, 2011, with a discharge of 32,000 cfs and a gage height of 19.42 feet.
The Little Missouri River at Medora, North Dakota. Top photo taken by a USGS personnel in March of 1972, while the Little Missouri River was flooding the camp sites at Medora, ND. The bottom photo was taken by USGS Colton Rupp on May 24, 2011, with a discharge of 32,000 cfs and a gage height of 19.42 feet.
Pallid sturgeon eggs freshly spawned and fertilized in a laboratory at the Columbia Environmental Research Center.
Pallid sturgeon eggs freshly spawned and fertilized in a laboratory at the Columbia Environmental Research Center.