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UpStream Newsletter, Fall 2011

 500 270 Stroud Water Research Center

Gone Fishin’ — Evaluating the Threat of Agricultural Contaminants in the Río Sierpe: Stroud Center scientists worked in Costa Rican watersheds to identify contaminants as well as contaminated species that threaten humans who consume them.

Map of sampling sites in the Rio Sierpe and Grande de Terraba watersheds in Costa Rica.

Gone Fishin’: Evaluating the Threat of Agricultural Contaminants in the Río Sierpe

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Stroud Center scientists sampled the Río Sierpe and Grande de Terraba watersheds to identify contaminants as well as contaminated species that threaten humans who consume them.

A stream cascade in Lofty Creek, Pennsylvania.

Reply to Bunte et al. (2011) “Discussion of Daniels and McCusker (2010): operator bias characterizing stream substrates using Wolman pebble counts with a standard measurement template.” Geomorphology 115, 194–198

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Daniels, M.D., and M.H. McCusker. 2011. Geomorphology 134:501–502.

A stream cascade in Lofty Creek, Pennsylvania.

Food rationing affects dietary selenium bioaccumulation and life cycle performance in the mayfly Centroptilum triangulifer

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Conley, J.M., D.H. Funk, N.J. Cariello, and D.B. Buchwalter. 2011. Ecotoxicology 20:1840–1851.

Publication title with image of a mayfly

Marine bacterial community response to inorganic and organic amendments in marine sediments

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Kan, J., Y. Wang, A. Obraztsova, G. Rosen, J. Leather, K. Scheckel, K.H. Nealson, and Y.M. Arias-Thode. 2011. Ecotoxicology and Environmental Safety 74:1931–1941.

A stream cascade in Lofty Creek, Pennsylvania.

Recent perspectives on temporary river ecology

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Datry, T., D. Arscott, and S. Sabater. 2011. Aquatic Sciences–Research Across Boundaries 73(4):453–457.

Screenshot of the Model My Watershed web app.

Stroud Center Projects Featured at National STEM Event

 350 275 Stroud Water Research Center

The hands-on interactive nature of the Model My Watershed® and Critical Zone Observatory projects received considerable attention from both speakers and educators.

Photo of microbes by Jinjun Kan.

Stroud Center Awarded Grant to Study Meta-Ecosystems

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Scientists are using new knowledge to provide an update of the River Continuum Concept and develop a broad model of carbon cycling.

A stream cascade in Lofty Creek, Pennsylvania.

The initial design of data sharing infrastructure for the Critical Zone Observatory

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Zaslavsky, I., T. Whitenack, M. Williams, D. Tarboton, K. Schreuders, and A.K. Aufdenkampe. 2011. Pages 145–150 in M. B. Jones and C. Gries (editors). Proceedings of the Environmental Information Management Conference 2011. University of California, Santa Barbara, California.