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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.
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?
What and Where Are Biological Soil Crusts?
Fish seining efforts on the Colorado River
Hoop fishing net deployed on the Little Colorado River just downstream of a travetine fall
Hoop fishing net deployed on the Little Colorado River just downstream of a travetine fall
Repeat photograph of the San Pedro River valley, near St. David, southern AZ. This photo was taken in 1994 by Dr. Robert Webb, USGS, as a repeat photograph of the 1981 Roskruge image and 1962 J.R. Hastings image. The image series is from the SBSC's Southwest Repeat Photography Collection, stake (camera point) s0151.
Repeat photograph of the San Pedro River valley, near St. David, southern AZ. This photo was taken in 1994 by Dr. Robert Webb, USGS, as a repeat photograph of the 1981 Roskruge image and 1962 J.R. Hastings image. The image series is from the SBSC's Southwest Repeat Photography Collection, stake (camera point) s0151.
A USGS repeat photograph that is a match to an E.C. LaRue USGS image from 1923, taken during the Birdseye Expedition, prior to Glen Canyon Dam construction upstream of this site on the Colorado River.
A USGS repeat photograph that is a match to an E.C. LaRue USGS image from 1923, taken during the Birdseye Expedition, prior to Glen Canyon Dam construction upstream of this site on the Colorado River.
A USGS repeat photograph that is a match to an E.C. LaRue USGS image from 1923, taken during the Birdseye Expedition, prior to Glen Canyon Dam construction upstream of this site on the Colorado River.
A USGS repeat photograph that is a match to an E.C. LaRue USGS image from 1923, taken during the Birdseye Expedition, prior to Glen Canyon Dam construction upstream of this site on the Colorado River.
View looking upstream at the Colorado River at the mouth of the Paria River tributary (center). The sediment-laden water of the Paria River enters and mixes with the clear Colorado River water released from Glen Canyon Dam. Photo taken May 17, 1993. Photo by David Topping, USGS.
View looking upstream at the Colorado River at the mouth of the Paria River tributary (center). The sediment-laden water of the Paria River enters and mixes with the clear Colorado River water released from Glen Canyon Dam. Photo taken May 17, 1993. Photo by David Topping, USGS.
A USGS repeat color photograph of Glen Canyon Dam taken on October 29, 1992 as a match to the 1889 Franklin Nims image of the site before the dam was built, at Colorado River mile -14.7, during the Stanton Expedition. The view is taken upstream from river left. Stake (camera point) s2638 in the SBSC's Southwest Repeat Photography Collection.
A USGS repeat color photograph of Glen Canyon Dam taken on October 29, 1992 as a match to the 1889 Franklin Nims image of the site before the dam was built, at Colorado River mile -14.7, during the Stanton Expedition. The view is taken upstream from river left. Stake (camera point) s2638 in the SBSC's Southwest Repeat Photography Collection.
A USGS repeat photograph of Glen Canyon Dam taken on October 29, 1992 as a match to the 1889 Franklin Nims image of the site before the dam was built, at Colorado River mile -14.7, during the Stanton Expedition. The view is taken upstream from river left. Stake (camera point) s2638 in the SBSC's Southwest Repeat Photography Collection.
A USGS repeat photograph of Glen Canyon Dam taken on October 29, 1992 as a match to the 1889 Franklin Nims image of the site before the dam was built, at Colorado River mile -14.7, during the Stanton Expedition. The view is taken upstream from river left. Stake (camera point) s2638 in the SBSC's Southwest Repeat Photography Collection.
A USGS repeat photograph of Glen Canyon Dam taken on October 29, 1992, as a match to the 1889 Franklin Nims image of the site before the dam was built, at Colorado River mile -14.7, during the Stanton Expedition. The view is taken looking downstream below the dam, from river left. Stake (camera point) s2638 in the SBSC's Southwest Repeat Photography Collection.
A USGS repeat photograph of Glen Canyon Dam taken on October 29, 1992, as a match to the 1889 Franklin Nims image of the site before the dam was built, at Colorado River mile -14.7, during the Stanton Expedition. The view is taken looking downstream below the dam, from river left. Stake (camera point) s2638 in the SBSC's Southwest Repeat Photography Collection.
Side-by-side repeat photographic images of the Glen Canyon Dam site on the Colorado River. The first is a historic image taken on December 23, 1889, at River Mile Mile -14.7. The view is taken upstream from river left in 1889 by Franklin A. Nims during the Stanton Expedition. Original image courtesy of The National Archives, #57-RS-235, public domain.
Side-by-side repeat photographic images of the Glen Canyon Dam site on the Colorado River. The first is a historic image taken on December 23, 1889, at River Mile Mile -14.7. The view is taken upstream from river left in 1889 by Franklin A. Nims during the Stanton Expedition. Original image courtesy of The National Archives, #57-RS-235, public domain.
An island night lizard on San Nicolas Island. Photo by Charles Drost, USGS.
An island night lizard on San Nicolas Island. Photo by Charles Drost, USGS.
A striped Island Night Lizard on San Nicolas Island
January 5, 1992: Colorado River, Grand Canyon, River Mile 61.4, Little Colorado River, Across Canyon View from River Right. Low clouds and snow blanketed the cliffs opposite the camera station when this image was taken, creating difficult matching conditions.
January 5, 1992: Colorado River, Grand Canyon, River Mile 61.4, Little Colorado River, Across Canyon View from River Right. Low clouds and snow blanketed the cliffs opposite the camera station when this image was taken, creating difficult matching conditions.
January 5, 1992: Colorado River, Grand Canyon, River Mile 61.4, Little Colorado River, Across Canyon View from River Right. Low clouds and snow blanketed the cliffs opposite the camera station when this image was taken, creating difficult matching conditions.
January 5, 1992: Colorado River, Grand Canyon, River Mile 61.4, Little Colorado River, Across Canyon View from River Right. Low clouds and snow blanketed the cliffs opposite the camera station when this image was taken, creating difficult matching conditions.
This repeat photograph was taken in 1991 by Dave Edwards, 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 1991 by Dave Edwards, 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.
128-Mile Rapid on the Colorado River in Grand Canyon. Photo by Teo Melis, USGS SBSC. This photo is a repeat photo match to a 1923 image by E.C. LaRue.
128-Mile Rapid on the Colorado River in Grand Canyon. Photo by Teo Melis, USGS SBSC. This photo is a repeat photo match to a 1923 image by E.C. LaRue.
February 6, 1991: Colorado River, Grand Canyon, River Mile 65.5, Palisades Creek, Across Canyon View from River Left. Lava Canyon Rapid has changed considerably, owing to one or more debris flows over the past century from both sides of the river.
February 6, 1991: Colorado River, Grand Canyon, River Mile 65.5, Palisades Creek, Across Canyon View from River Left. Lava Canyon Rapid has changed considerably, owing to one or more debris flows over the past century from both sides of the river.