Staff information
John Stephenson
AAF Operations
Operations Specialist
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PNNL Publications
2022
- Watson S., A. Schneider, L. Santen, K.A. Deters, R.P. Mueller, B.D. Pflugrath, and J.R. Stephenson, et al. 2022. "Safe passage of American Eels through a novel hydropower turbine." Transactions of the American Fisheries Society 151, no. 6:711-724. PNNL-SA-171960. doi:10.1002/tafs.10385
2020
- Pflugrath B.D., R.A. Harnish, B.M. Rhode, K.M. Engbrecht, B.V. Beirao, R.P. Mueller, and E.L. McCann, et al. 2020. "The Susceptibility of Juvenile American Shad to Rapid Decompression and Fluid Shear Exposure Associated with Simulated Hydroturbine Passage." Water 12, no. 2:Article number 586. PNNL-SA-151360. doi:10.3390/w12020586
2019
- Pflugrath B.D., R.A. Harnish, B.M. Rhode, B. Do Vale Beirao, K.M. Engbrecht, J.R. Stephenson, and A. Colotelo. 2019. "American Eel state of buoyancy and barotrauma susceptibility associated with hydroturbine passage." Knowledge and Management of Aquatic Ecosystems. PNNL-SA-138255. doi:10.1051/kmae/2019012
2018
- Geist D.R., S.A. Liss, R.A. Harnish, K.A. Deters, R.S. Brown, Z. Deng, and J.J. Martinez, et al. 2018. "Juvenile Chinook Salmon survival when exposed to simulated dam passage after being implanted with a new micro-acoustic transmitter." North American Journal of Fisheries Management 38, no. 4:940-952. PNNL-SA-130560. doi:10.1002/nafm.10198
2015
- Jung K., Z. Deng, J.J. Martinez, D.R. Geist, G.A. Mcmichael, J.R. Stephenson, and P. Graf. 2015. "Performance of an Acoustic Telemetry System in a Large Fishway." Animal Biotelemetry 3. PNWD-SA-10429. doi:10.1186/s40317-015-0052-9
- Neeway J.J., N. Qafoku, R.J. Serne, A.R. Lawter, J.R. Stephenson, W.W. Lukens, and J.H. Westsik. 2015. Evaluation of Technetium Getters to Improve the Performance of Cast Stone. PNNL-23667 Rev. 1;EMSP-RPT-026 Rev1. Richland, WA: Pacific Northwest National Laboratory. Evaluation of Technetium Getters to Improve the Performance of Cast Stone
2012
- Brown R.S., T.J. Carlson, A.J. Gingerich, J.R. Stephenson, B.D. Pflugrath, A.E. Welch, and M. Langeslay, et al. 2012. "Quantifying mortal injury of juvenile Chinook salmon exposed to simulated hydro-turbine passage." Transactions of the American Fisheries Society 141, no. 1:147-157. PNNL-SA-76832. doi:10.1080/00028487.2011.650274
- Carlson T.J., R.S. Brown, J.R. Stephenson, B.D. Pflugrath, A.H. Colotelo, A.J. Gingerich, and P.L. Benjamin, et al. 2012. "The Influence of Tag Presence on the Mortality of Juvenile Chinook Salmon Exposed to Simulated Hydroturbine Passage: Implications for Survival Estimates and Management of Hydroelectric Facilities." North American Journal of Fisheries Management 32, no. 2:249-261. PNNL-SA-76806. doi:10.1080/02755947.2012.661384
- Janak J.M., R.S. Brown, A.H. Colotelo, B.D. Pflugrath, J.R. Stephenson, Z. Deng, and T.J. Carlson, et al. 2012. "The Effects of Neutrally Buoyant, Externally Attached Transmitters on Swimming Performance and Predator Avoidance of Juvenile Chinook Salmon." Transactions of the American Fisheries Society 141, no. 5:1424-1432. PNNL-SA-82928. doi:10.1080/00028487.2012.688915
2010
- Stephenson J.R., A.J. Gingerich, R.S. Brown, B.D. Pflugrath, Z. Deng, T.J. Carlson, and M. Langeslay, et al. 2010. "Assessing barotrauma in neutrally and negatively bouyant juvenile salmonids exposed to simulated hydro-turbine passage using a mobile aquatic barotrauma laboratory." Fisheries Research 106, no. 3:271-278. PNNL-SA-72828. doi:10.1016/j.fishres.2010.08.006
2009
- Brown R.S., T.J. Carlson, A.E. Welch, J.R. Stephenson, C.S. Abernethy, B.D. Ebberts, and M. Langeslay, et al. 2009. "Assessment of Barotrauma from Rapid Decompression of Depth-Acclimated Juvenile Chinook Salmon Bearing Radiotelemetry Transmitters." Transactions of the American Fisheries Society 138, no. 6:1285-1301. PNNL-SA-72829.
2008
- Bellgraph B.J., R.S. Brown, J.R. Stephenson, A.E. Welch, K.A. Deters, and T.J. Carlson. 2008. "Healing Rate of Swim Bladders in Rainbow Trout." Transactions of the American Fisheries Society 137, no. 6:1791-1794. PNNL-SA-62735. doi:10.1577/T07-167.1
2007
- Brown R.S., C.P. Tatara, J.R. Stephenson, and B.A. Berejikian. 2007. "Evaluation of a new coded electromyogram transmitter for studying swimming behavior and energetics in free-ranging fish." North American Journal of Fisheries Management 27. PNWD-SA-7236. doi:10.1577/M06-149.1