78 datasets found
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Federal
Hydric and mesic riparian plant species data for quantifying divergent physiological responses to a Colorado River experimental flow
Department of the Interior —
These data were compiled to assess physiological responses of plants to short-term changes in streamflow, both increased and decreased. Objective(s) of our study were... -
Federal
Humpback chub (Gila cypha) capture history data (2009-2020), Grand Canyon, Arizona
Department of the Interior —
These tabular data were compiled to estimate abundance from paired physical capture and antenna detection data in closed, open, and robust design mark-recapture... -
Federal
Topographic, aerial imagery, and unoccupied aerial vehicle (UAV) data for an aeolian dune field near Lees Ferry, AZ
Department of the Interior —
These data were compiled for assessing how geomorphic changes measured as topographic differences from repeat surveys represent measured and modelled estimates of... -
Federal
Community-level riparian plant traits, Colorado River, Grand Canyon, 2013-2015
Department of the Interior —
These data were compiled based on field observations and available literature. Field observations of plant cover were made in September and October of 2013 and 2014,... -
Federal
Phosphorus, nitrogen, carbon, calcium, pH, and dissolved oxygen data from incubations of Colorado River water and sediment and associated ambient river water measurements
Department of the Interior —
Lake Powell retains most of the phosphorus that it receives, leading to downstream phosphorus limitation. These data were compiled to examine controls on phosphorus... -
Federal
Sand classifications along the Colorado River in Grand Canyon derived from 2002, 2009, and 2013 high-resolution multispectral airborne imagery
Department of the Interior —
These data are remote sensing image-based classification maps of unvegetated river-derived sand along the Colorado River. One map is based on imagery acquired in May... -
Federal
Stream Drift Sampling in Arizona, 2014—Data
Department of the Interior —
These data were compiled from field drift collections and from a meta-analysis of published drift literature. Field data were collected in 2014 from the Colorado... -
Federal
Fluvial-aeolian sediment availability models: Colorado River, Grand Canyon
Department of the Interior —
These data were compiled to model the area of exposed, bare sand along 168 km of the Colorado River between Glen Canyon Dam and Bright Angel Creek, Arizona.... -
Federal
Riparian vegetation classification of the Colorado River Corridor, Grand Canyon, Arizona, 2013—Data
Department of the Interior —
These data are classification maps of total riparian vegetation along the Colorado River in Grand Canyon from Glen Canyon Dam to Pearce Ferry in Arizona. The data are... -
Federal
Water classification of the Colorado River Corridor, Grand Canyon, Arizona, 2013—Data
Department of the Interior —
These data area classified maps of water in the Colorado River at a discharge of approximately 227 meters squared/second in Grand Canyon from Glen Canyon Dam to... -
Federal
Bioeconomic model population data, Grand Canyon, Arizona, USA
Department of the Interior —
These data were estimated for use in the bioecomomic model simulation of the rainbow trout population in the Colorado River in Marble Canyon. The initial rainbow... -
Federal
Measurements of bed grain size on the Colorado River in Grand Canyon National Park, Arizona - 2000 to 2014
Department of the Interior —
These data were compiled to better understand sedimentation patterns on the bed of the Colorado River in Grand Canyon National Park, and the way these patterns relate... -
Federal
Digital elevation model (DEM) data for the Colorado River corridor in Grand Canyon National Park and Glen Canyon National Recreation Area (2021)
Department of the Interior —
The 2021 Digital Elevation Model (DEM) dataset consists of single band rasters at 1-meter pixel resolution that were generated to orthorectify four band ortho imagery... -
Federal
Rainbow trout growth data and growth covariate data from Glen Canyon, Colorado River, Arizona, 2012-2021
Department of the Interior —
These data are the primary data used to model rainbow trout growth in Glen Canyon. Fish growth data were collected from nighttime boat electrofishing field campaigns... -
Federal
Horizontal accuracy assessment and shadow locations data
Department of the Interior —
In May 2021, the Grand Canyon Monitoring and Research Center (GCMRC) of the U.S. Geological Survey’s (USGS), Southwest Biological Science Center (SBSC) acquired... -
Federal
Four Band Image Mosaic of the Colorado River Corridor in Arizona--2021, including Accuracy Assessment Data
Department of the Interior —
In May 2021, the Grand Canyon Monitoring and Research Center (GCMRC) of the U.S. Geological Survey’s (USGS), Southwest Biological Science Center (SBSC) acquired... -
Federal
Calcium, magnesium and total dissolved solids data as well as modeled salinity and mass balance estimates for Lake Powell, 1952-2017
Department of the Interior —
These data were compiled to quantify the role of Lake Powell in modulating salinity and reducing overall salt flux from the Upper Colorado River Basin downstream. In... -
Federal
Colorado River milage system and ancillary attribute data for connecting to hydrodynamic model output in Glen Canyon, AZ
Department of the Interior —
These data were compiled to support stranding risk modeling of young-of-year rainbow trout in Glen Canyon resulting from fluctuating flows from Glen Canyon Dam,...
78 datasets found