Catalog - Data.gov

#1 Federal

Cyanobacteria, Cyanotoxin, Cyanotoxin Synthetase Gene, and other Water-Quality Data Collected from Five River Basins in the North Atlantic Appalachian Region, August through September, 2020

Organization: Department of the Interior
Dataset Last Updated: April 29, 2024 at 12:00 AM

This data release contains cyanotoxin, chlorophyll-a, and pheophytin-a concentration, cyanobacterial genetics, phytoplankton community composition, and multiparameter sonde data collected from 20...

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Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: August 01, 2026 at 04:37 AM

#2 Federal

Cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected at twelve large river sites throughout the United States, June through October 2019

Organization: Department of the Interior
Dataset Last Updated: November 23, 2022 at 12:00 AM

This U.S. Geological Survey (USGS) data release provides discretely measured cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected from twelve large river sites...

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Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 01, 2026 at 04:19 AM

#3 Federal

California aquatic environmental DNA

Organization: U.S. Environmental Protection Agency
Dataset Last Updated: April 07, 2025

This data set represents environmental DNA (eDNA) data obtained from water samples collected in the Sacramento River watershed and in the Central Valley, CA, USA. Specifically, Metabarcoding and...

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Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 12:51 AM

#4 Federal

Salamander Environmental DNA (eDNA)

Organization: U.S. Environmental Protection Agency
Dataset Last Updated: April 07, 2025

These data describe detections of environmental DNA (eDNA) of eight species of salamanders including Eurycea cirrigera, Gyrinophilus porphyriticus, Desmognathus fuscus, Desmognathus monticola,...

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 12:51 AM

#5 Federal

Cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected at eleven large river sites throughout the United States, June through September 2017

Organization: Department of the Interior
Dataset Last Updated: August 20, 2020 at 12:00 AM

This U.S. Geological Survey (USGS) data release provides discretely measured cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected from eleven large river sites...

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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:55 AM

#6 Federal

Freshwater mussel environmental DNA (eDNA)

Organization: U.S. Environmental Protection Agency
Dataset Last Updated: April 07, 2025

These data represent environmental DNA detections of freshwater mussels in the Green River, KY, USA; West Virginia long-term water quality monitoring sites, USA; and the Chesapeake Bay and Potomac...

XLSX

Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 03, 2026 at 12:51 AM

#7 Federal

Cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected at eleven large river sites throughout the United States, June through October 2018

Organization: Department of the Interior
Dataset Last Updated: September 24, 2021 at 12:00 AM