Search datasets
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These raw data associated with this research were collected as part of the United States Environmental Protection Agency's 2018-2019 National Rivers and Streams Assessment (NRSA). The worksheet...
Search relevance: 169.73 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 07:01 PM -
Raw data associated with this research. This dataset is associated with the following publication: Yuan, L., R. Mitchell, E. Pilgrim, and N. Smucker. Inferences based on diatom compositions...
Search relevance: 123.62 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:01 PM -
The objective of this study was to assess the comparative influence of multiple stressors on benthic diatoms at 98 sites that spanned a range of stressors that occurred in an agricultural...
Search relevance: 95.26 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:46 PM -
These data include sample information and gene sequence reads for amplicon sequence variants from a study of freezing and storage duration effects on diatom-environment relationships. This...
Search relevance: 52.92 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:03 PM -
Sediment diatoms are widely used to track environmental histories of lakes and their watersheds, but merging datasets generated by different researchers for further large-scale studies is...
Search relevance: 50.78 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:58 PM -
Diatom data have been collected in large-scale biological assessments in the United States, such as the U.S. Environmental Protection Agency’s National Rivers and Streams Assessment (NRSA)....
Search relevance: 46.49 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 06:55 PM -
Detecting trends in biological attributes is central to many stream monitoring programs; however, understanding how natural variability in environmental factors affects trend results is not well...
Search relevance: 44.21 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 07:47 PM -
Detecting trends in biological attributes is central to many stream monitoring programs; however, understanding how natural variability in environmental factors affects trend results is not well...
Search relevance: 44.21 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 09:38 PM -
ABSTRACT Diatom data have been collected in large-scale biological assessments in the United States, such as the U.S. Environmental Protection Agency’s National Rivers and Streams Assessment...
Search relevance: 42.19 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 06:54 PM -
The XRD text files show counts per second of X-ray diffraction as a function of diffraction angle for six nanomaterials: industrial TiO2, toothpaste TiO2, sunscreen TiO2 and these materials after...
Search relevance: 40.59 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 06:55 PM -
This dataset contains geochemical, isotopic, and biomarker data derived from sediment cores collected in Siskiwit Bay, Lake Superior, Wisconsin, USA. The dataset supports the reconstruction of...
Search relevance: 40.00 | Views last month: 0 | Catalog Last Checked: September 10, 2026 at 08:59 PM -
These data have been collected as part of a cooperative project between the U.S. Geological Survey (USGS) and the U.S Environmental Protection Agency. This project began in 2016 and consisted of a...
Search relevance: 39.01 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:31 PM -
Data collected for marine benthic infauna, freshwater benthic macroinvertebrate (BMI), algae, bacteria and diatom taxonomic analyses, from the [California Environmental Data Exchange...
Search relevance: 34.83 | Views last month: 1 | Catalog Last Checked: October 24, 2026 at 08:44 PM -
Highly altered agricultural watersheds like the Mississippi Alluvial Plain (MAP) in Mississippi, USA pose significant challenges for developing biological stressor-response relationships to...
Search relevance: 31.81 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 09:39 PM -
This dataset includes CSV data files containing environmental data that may be associated with the occurrence and toxicity of the diatom Pseudo nitzschia in Frenchman Bay, Maine, that can form...
Search relevance: 16.05 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 09:47 PM -
Changes in ocean conditions such as chemical and thermal shifts are habitat pressures on marine organisms. As the basis of the marine food web, microorganisms such as bacteria and phytoplankton...
Search relevance: 15.22 | Views last month: 1 | Catalog Last Checked: October 26, 2026 at 09:38 PM -
This dataset includes biological, chemical, discrete sample, optical, physical and profile data collected from POLARSTERN in the South Atlantic Ocean and Southern Oceans (> 60 degrees South) from...
Search relevance: 9.15 | Views last month: 1 | Catalog Last Checked: October 26, 2026 at 08:59 PM -
This dataset includes biological, chemical, discrete sample, optical, physical and profile data collected from Investigator in the Indian Ocean from 2015-03-21 to 2015-03-30. These data include...
Search relevance: 9.06 | Views last month: 2 | Catalog Last Checked: November 03, 2026 at 04:28 PM -
Blooms of nuisance and toxic cyanobacteria, referred to as cyanobacteria harmful algal blooms (cHABs), occur annually in Lake Erie and pose a threat to human health, affect the quality of life,...
Search relevance: 7.41 | Views last month: 33 | Catalog Last Checked: October 27, 2026 at 12:11 AM -
This dataset includes biological, chemical, discrete sample, optical, physical and profile data collected from NOAA Ship RONALD H. BROWN in the Gray's Reef National Marine Sanctuary, Gulf of...
Search relevance: 7.08 | Views last month: 5 | Catalog Last Checked: November 03, 2026 at 04:28 PM
