Upper Midwest Environmental Sciences Center
Bioavailability of trace metals to green sunfish (Lepomis cyanellus) exposed to suspended sediment from sites on the Upper Mississippi River:
Sampling Purpose: In 1992, the U.S. Fish and Wildlife Service collected sediment samples from the Upper Mississippi River to assess the bioavailability of a suite of sediment-associated metals to green sunfish following chronic exposure to intermittent pulses of suspended sediments. All collection sites, with the exception of one control area, were reported to have elevated concentrations of metals in previous studies. The sediment grab samples were analyzed for particle size, total solids, density, volatile matter, total organic carbon, and metals. Sample coordinate information was provided in the report.
Note: the moisture content was calculated using total solid values and is not included in the original report. Total solids are not included in the database and were therefore used only to calculate moisture content.
Number of Observations (samples) in Data Set: 5
Institution Providing Data: U.S. Geological Survey
Data Set No. 4:
Data source variables
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Sample variables
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Classes of Contaminants (in both data set 4 and other data sets)
Inorganic contaminants:
Metals, metalloids, nutrients and others
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Organic contaminants:
Content manager: Michelle Bartsch