Found 312 datasets matching filters.
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Hyperspectral image data from the Niobrara River, a dynamic, sand-bed channel in northern Nebraska, were acquired in November 2012 and again in August 2016 to support research on remote sensing of...
Search relevance: 1.00 | Views last month: 10 | Published on: 2026-03-03 -
Analytical and field sampling data for each 2018-2019 NRSA Fish Tissue Study chemical contaminant are provided, along with a data dictionary that describes the contents of each data file. All...
Search relevance: 1.00 | Views last month: 9 | Published on: 2025-08-02 -
ARG, intI1, fecal indicator bacteria PCR data. This dataset is associated with the following publication: Keely, S., N. Brinkman, E. Wheaton, M. Jahne, S. Siefring, M. Varma, R. Hill, S....
Search relevance: 1.00 | Views last month: 7 | Published on: 2025-08-02 -
R code and data files used to identify diatom metrics that are robust to taxonomic inconsistency. The R code run a goodness of fit analysis to determine how much variation is explained by analyst...
Search relevance: 1.00 | Views last month: 6 | Published on: 2025-08-02 -
Field measurements of water depth were collected from the Niobrara River, a dynamic, sand-bed channel in northern Nebraska, in November 2012 and again in August 2016 to support research on remote...
Search relevance: 1.00 | Views last month: 5 | Published on: 2026-03-03 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay...
Search relevance: 1.00 | Views last month: 5 | Published on: 2026-03-03 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay Nontidal...
Search relevance: 1.00 | Views last month: 5 | Published on: 2026-03-03 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay Nontidal...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
The National Rivers and Streams Assessment (NRSA) is a statistical survey of the condition of our nation's perennial rivers and streams. It is designed to provide information on the extent of...
Search relevance: 1.00 | Views last month: 4 | Published on: 2025-08-02 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay Nontidal...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This dataset includes active registrations for: * Non-commercial dock, boat house or dock with boat house of 2,500 sq. ft. or less * Floating recreational cabin of 1,500 sq. ft. or less * Boat...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-07 -
This dataset includes the input (raw survey data, computational mesh, hydrologic boundary conditions) and output data for a 2-dimensional hydraulic and sediment transport model of the lower Snow...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that geospatially depict the surface water...
Search relevance: 1.00 | Views last month: 4 | Published on: 2025-08-02 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
The National Rivers and Streams Assessment (NRSA) is a statistical survey of the condition of our nation's perennial rivers and streams. It is designed to provide information on the extent of...
Search relevance: 1.00 | Views last month: 3 | Published on: 2025-08-02 -
The Central Valley Project Improvement Act (CVPIA) funds habitat improvement work and associated monitoring in the Central Valley of California to increase salmonid populations in furtherance of...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-01-07 -
This dataset is a single polyline file that depicts the boundary of the Little Ice Age maximum advance of the terminus of Exit and Paradise Glaciers. The data were collected and digitized for the...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
This dataset represents the water trails along the Lewis and Clark National Historic Trail. Lewis and Clarkâs legendary expedition would not have been possible had they not been able to navigate...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
A height-above-river raster produced from 2008 lidar bare-earth elevations for the lower 10 kilometers of the Snow River flood plain is used as part of a geomorphic assessment to identify areas...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
Comma separated values for monthly water chemistry data and water quality field parameters, Bighorn River near St. Xavier, MT.
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-01-25
