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Funk

Ecotoxicity Study for Mayflies Exposed to Elevated Concentrations of Sulfate

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Across the United States, sulfate concentrations tend to be elevated in areas where acid rain or coal mining is present. This project measures responses of six mayfly species exposed to…

Could Rising Temps Be Killing Mayflies, Threatening Streams? Scientists Investigate.

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When mayfly populations decline, it’s a warning that something has gone wrong. But what? Stroud Center scientists and their colleagues are investigating.

Bioaccumulation dynamics of arsenate at the base of aquatic food webs

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Lopez, A.R., D.R. Hesterberg, D.H. Funk, and D.B. Buchwalter. 2016. Environmental Science & Technology 50(12):6556–6564.

Coal ash constituents at the base of aquatic food webs: processes affecting bioaccumulation and trophic transfer of arsenic

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Lopez, A.R., D.R. Hesterberg, D.H. Funk, and D.B. Buchwalter. 2016. Water Resources Research Institute of The University of North Carolina Report No. 465.

Sharing Our Science: Winter-Spring 2016

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For the long-tailed dance fly, every night is ladies’ night, Dave Funk explained in a lecture a University of Delaware insect ecology class.

Ecotoxicity Study for Mayflies Exposed to Elevated Concentrations of Chloride

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Chloride concentrations in surface waters have been increasing over the last several decades at multiple locations throughout the United States. At times, it appears that ambient chloride concentrations now reach…

2015 Stroud Center Publications

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Stroud Center scientists have authored or co-authored more than two dozen scientific papers this year, exhibiting the range of our science from Yellowstone Lake to Costa Rica and from earthworm…

Part 2: Sensitivity comparisons of the mayfly Centroptilum triangulifer to Ceriodaphnia dubia and Daphnia magna using standard reference toxicants; NaCl, KCl and CuSO4

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Struewing, K.A., J.M. Lazorchak, P.C. Weaver, B.R. Johnson, D.H. Funk, and D.B. Buchwalter. 2015. Chemosphere 139:597–603.

Part 1: Laboratory culture of Centroptilum triangulifer (Ephemeroptera: Baetidae) using a defined diet of three diatoms

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Weaver, P.C., J.M. Lazorchak, K.A. Struewing, S.J. DeCelles, D.H. Funk, D.B. Buchwalter, and B.R. Johnson. 2015. Chemosphere 139:589–596.