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Found 1777 dataset(s) matching "canyon".
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The U.S. Geological Survey has been characterizing the regional variation in shear stress on the sea floor and sediment mobility through statistical descriptors. The purpose of this project is to...
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Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...
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This is a point coverage containing 12 years (1984 through 1995) of coal mining history in the Colorado Plateau coal assessment study area. This layer was derived from the Mine Safety and Health...
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We developed and validated conventional and quantitative real-time PCR assays for the detection of DNA from the myxozoan parasite Tetracapsuloides bryosalmonae, the causative agent of...
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Sediments off the eastern United States vary markedly in texture - the size, shape, and arrangement of their grains. However, for descriptive purposes, it is typically most useful to classify...
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The USGS Precipitation Chemistry Quality Assurance Project (PCQA) operates QA programs to challenge and test the National Atmospheric Deposition Program (NADP) data-collection processes for both...
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A three-dimensional hydrogeologic framework model (3D HFM) of the westernmost western Snake River Plain (WSRP) aquifer system was prepared to represent the subsurface distribution and thickness of...
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These data were compiled for a joint mark-recapture analysis of humpback chub and rainbow trout and include capture histories for both species, as well as environmental covariates associated with...
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Data for ioos-station-Gulf of America Coastal Observing System (GCOOS)-42G05 for the period 2023/10. 2023/10 time series data for ioos-station-GCOOS-42G05 platform served via GCOOS Data Portal.
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Data for ioos-station-Gulf of America Coastal Observing System (GCOOS)-42G03 for the period 2024/04. 2024/04 time series data for ioos-station-GCOOS-42G03 platform served via GCOOS Data Portal.
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Data for ioos-station-Gulf of America Coastal Observing System (GCOOS)-42G02 for the period 2023/07. 2023/07 time series data for ioos-station-GCOOS-42G02 platform served via GCOOS Data Portal.
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This part of the data release includes raw computed tomography (CT) images of sediment cores collected in 2009 offshore of Palos Verdes, California. It is one of seven files included in this U.S....
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NNDSS - Table I. infrequently reported notifiable diseases - 2018. In this Table, provisional cases of selected infrequently reported notifiable diseases (<1,000 cases reported during the...
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The Institute for Bird Populations (IBP) collaborated with personnel at Mount Rainier National Park to initiate a Park-wide inventory of landbirds. The goals of the inventory were to estimate...
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This geologic map database compiles, in digital form, geologic data previously published as printed maps showing the altitude of the base of Dakota Sandstone and equivalent rocks on the Colorado...
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The Porcupine River fixed wing aeromagnetic geophysical survey is located in eastern Alaska, along the Canadian border, in the Sheenjek and Black mining districts. This survey is located about 135...
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Density estimates of four mammal species in the upper subalpine and alpine zones of the Sierra Nevada range, 2008 - 2012. The estimates were derived from variable distance data collected 3-4 per...
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Very few landbird projects have been completed within the parks of the KLMN and there have been even fewer long-term monitoring projects. This dataset will provide park managers with data and...
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Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...
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Multibeam bathymetry data were collected along the Queen Charlotte-Fairweather Fault between Icy Point and Dixon Entrance, offshore southeastern Alaska from 2016-05-17 to 2016-06-12. Data were...
