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Below are images associated with SBSC's science and staff. Images appear according to the year they were taken. To search, type a keyword or select a year from the dropdown menu. Or, click through the pages using the arrows at the bottom of the page.
Repeat photography from about 1945 (top panel) and 2008 (bottom panel) showing channel narrowing over time in a portion of the Rio Grande in Big Bend National Park.
Repeat photography from about 1945 (top panel) and 2008 (bottom panel) showing channel narrowing over time in a portion of the Rio Grande in Big Bend National Park.
The Needles District, Canyonlands National Park
The Needles District, Canyonlands National Park
View of reattachment sandbar located near the Carbon Creek drainage on Colorado River (River Mile 65). Photo is from the long-term sandbar monitoring remote camera time-series archives, and shows the sandbar two months after the 2008 Spring High Flow Event.
View of reattachment sandbar located near the Carbon Creek drainage on Colorado River (River Mile 65). Photo is from the long-term sandbar monitoring remote camera time-series archives, and shows the sandbar two months after the 2008 Spring High Flow Event.
Sandbars in Grand Canyon are influenced by the amount of sand avaiable to build sandbars and the flow of the river, both of which are affected by Glen Canyon Dam.
Sandbars in Grand Canyon are influenced by the amount of sand avaiable to build sandbars and the flow of the river, both of which are affected by Glen Canyon Dam.
A Sonora Mud Turtle (Kinosternon sonoriense) hatchling, Montezuma Well, with a quarter for a size comparison. Kinosternon sonoriense are found only in aquatic habitats in the southwestern United States and northwestern Mexico. They are listed on the IUCN Red List and some subspecies are listed as critically imperiled. Photo by Charles Drost, USGS, SBSC.
A Sonora Mud Turtle (Kinosternon sonoriense) hatchling, Montezuma Well, with a quarter for a size comparison. Kinosternon sonoriense are found only in aquatic habitats in the southwestern United States and northwestern Mexico. They are listed on the IUCN Red List and some subspecies are listed as critically imperiled. Photo by Charles Drost, USGS, SBSC.
Drilling for mineral resources near Canyonlands National Park, Utah
Drilling for mineral resources near Canyonlands National Park, Utah
Single species stand of nonnative tamarisk on the Lower Colorado River at Cibola National Wildlife Refuge, California
Single species stand of nonnative tamarisk on the Lower Colorado River at Cibola National Wildlife Refuge, California
Nonnative tamarisk is resistant to wildfire, in part because of its ablity to re-sprout.
Nonnative tamarisk is resistant to wildfire, in part because of its ablity to re-sprout.
Nonnative tamarisk is resistant to wildfire, in part due to its ability to resprout
Nonnative tamarisk is resistant to wildfire, in part due to its ability to resprout
Tamarisk plants have been sucessful in southwestern US river- and stream-side habitats, in part because of its ablity to make many flowers and, therefore, seeds.
Tamarisk plants have been sucessful in southwestern US river- and stream-side habitats, in part because of its ablity to make many flowers and, therefore, seeds.
A lab photo of Humpback Chub specimen in tank
A lab photo of Humpback Chub specimen in tank
Repeat photograph of Tsegi Canyon, Laguna Creek, northern Arizona, north of Rt. 160, taken by Dr. Robert Webb, USGS, in 2005. The original photograph in this series was taken in 1927 J.J. Hanks. The series is from the SBSC's Southwest Repeat Photography Collection, stake (camera point) s4821.
Repeat photograph of Tsegi Canyon, Laguna Creek, northern Arizona, north of Rt. 160, taken by Dr. Robert Webb, USGS, in 2005. The original photograph in this series was taken in 1927 J.J. Hanks. The series is from the SBSC's Southwest Repeat Photography Collection, stake (camera point) s4821.
Repeat photograph of Tsegi Canyon, Laguna Creek, northern Arizona, north of Rt. 160, taken by Dr. Robert Webb, USGS, in 2005. The original photograph in this series was taken in 1927 J.J. Hanks. This photo is a repeat photographic match taken in color to a B/W photo, both in 2005.
Repeat photograph of Tsegi Canyon, Laguna Creek, northern Arizona, north of Rt. 160, taken by Dr. Robert Webb, USGS, in 2005. The original photograph in this series was taken in 1927 J.J. Hanks. This photo is a repeat photographic match taken in color to a B/W photo, both in 2005.
A discrete water sample is collected from one of Lake Powell's Reservoir's main inflows. The Van Dorn water sampler pictured here is lowered to the desired depth and then triggered to close using a small metal weight. Photo by SBSC, 2005.
A discrete water sample is collected from one of Lake Powell's Reservoir's main inflows. The Van Dorn water sampler pictured here is lowered to the desired depth and then triggered to close using a small metal weight. Photo by SBSC, 2005.
Intact biological soil crusts (biocrusts) in Canyonlands National Park. Photo taken by Jayne Belnap, USGS, 2004.
Intact biological soil crusts (biocrusts) in Canyonlands National Park. Photo taken by Jayne Belnap, USGS, 2004.
View of Colorado River confluence with the Little Colorado River taken from the rim of Marble Canyon
View of Colorado River confluence with the Little Colorado River taken from the rim of Marble Canyon
This repeat photograph was taken in 2002 by USGS along the Colorado River and is a match of a historic image by E.C. LaRue from the 1923 Birdseye Expedition through Grand Canyon. The Birdseye Expedition surveyed a 251-mile stretch of the Colorado River from Lees Ferry to Diamond Creek.
This repeat photograph was taken in 2002 by USGS along the Colorado River and is a match of a historic image by E.C. LaRue from the 1923 Birdseye Expedition through Grand Canyon. The Birdseye Expedition surveyed a 251-mile stretch of the Colorado River from Lees Ferry to Diamond Creek.
Downstream view of Colorado River at its confluence with the Little Colorado River
Downstream view of Colorado River at its confluence with the Little Colorado River
Four-wheel drive enthusiasts during Jeep Safari in Moab Utah.
Four-wheel drive enthusiasts during Jeep Safari in Moab Utah.
What and Where Are Biological Soil Crusts?
Fish seining efforts on the Colorado River
Fish seining efforts on the Colorado River