• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-09-30T00:00:00.000+00:00

Zooplankton biomass (displacement volume, dry mass, and ashfree dry mass) data collected in Eastern Central Atlantic during CIPREA project in Jul - Sep 1978 by France. Data were acquired from the...

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• Organization: Department of the Interior
• Updated: 2022-05-03T00:00:00Z

Streams Ecological Integrity Periphyton Biota data package at Glacier National Park, Grant-Kohrs Ranch Historical Site, Little Bighorn Battlefield National Monument and Rocky Mountain National...

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• Organization: Department of the Interior
• Updated: 2020-08-14T00:00:00Z

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...

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• Organization: Department of the Interior
• Updated: 2021-03-16T00:00:00Z

The U.S. Geological Survey monitored algal biomass accrual and concentrations of metals and other trace elements in stream water and periphytic algae at 3-4 day intervals over a 2-week period at 3...

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• Organization: Department of the Interior
• Updated: 2025-08-08T00:00:00Z

These data are in five tables related to a series of ponds, visited weekly over the summer of 2013, in the Chipp River Basin on the Arctic Coastal Plain of northern Alaska. The tables provide: 1)...

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• Organization: Department of the Interior
• Updated: 2020-08-20T00:00:00Z

This dataset includes stable carbon isotope values, lignin, cellulose, and hemicellulose concentrations (expressed as percent of ash-free dry mass) for riparian cottonwood (Populus deltoides) tree...

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• Organization: Department of the Interior
• Updated: 2024-04-24T00:00:00Z

Metals are used in primary producer metabolic pathways, such as photosynthesis and the acquisition of macronutrients nitrogen (N) and phosphorus (P), yet we often do not know their potential as...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-03-07T00:00:00.000+00:00

Invasive dreissenid mussels (quagga mussels, Dreissena rostriformis bugensis and zebra mussels, D. polymorpha) were introduced to the Laurentian Great Lakes in the 1980’s and have since spread...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-28T00:00:00.000+00:00

Water sample data collected and curated by Ohio State University's Stone Laboratory and others between 2013 and 2024 in Lake Erie. The samples were collected in part of several projects funded by...

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• +6 more