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Records 51 to
71
of 71 records published between 02/19/2014 and 02/19/2019 from author James Lazorchak
2016
Lazorchak, Jim, H. Mash, T. Sanan, T. Jones-Lepp, M. Elovitz, Joel Allen, J. Lu, J. Santodomingo, AND R. Zucker. Overview of U.S. EPA Office of Research and Development’s planned research on Analysis and monitoring in fresh and coastal/estuarine environments. SETAC World Congress, Orlando, FL, November 06 - 10, 2016.
Nietch, C., Jim Lazorchak, B. Johnson, N. Smucker, P. Weaver, S. DeCelles, AND S. Guglielmi. Parallel single-species and stream mesocosm exposures for grading major ion effects in doses mimicking energy extraction produced waters. To be Presented at 2016 Fourth Aquatic Toxicology Symposium, Bar Harbor, ME, June 07 - 09, 2016.
Nietch, C., Jim Lazorchak, B. Johnson, AND P. Weaver. Stream mesocosm response sensitivities to simulated ion stress in produced waters from resource extraction activities. Presented at SETAC North America Focused Topic Meeting: Environmental Quality Implications of Unconventional Natural Gas Development, Denton, TX, March 17 - 19, 2016.
Guflielmi, S., S. DeCelles, N. Smucker, Jim Lazorchak, AND C. Nietch. Stream periphyton responses to mesocosm treatments of equal specific conductance but different major ion contents measured with in situ fluorometry. To be Presented at 7th SETAC World Congress/37th North American SETAC Conference, Orlando, FL, November 06 - 10, 2016.
Lazorchak, Jim, J. Meier, K. Fritz, M. Mills, P. Wernsing, H. Haring, D. Walters, J. Kraus, AND B. Armstrong. Using a weight of evidence approach for assessing remediation of contaminated sediments using biological indicators, food web tissue contamination, biotic condition and DNA damage. SETAC Europe, Nantes, FRANCE, May 22 - 26, 2016.
Lazorchak, Jim. What are Contaminants of Emerging Concern (CECs) ?Examples of Biological and Chemistry Approaches to their Detection, Exposure and Effects? NKU Environmental Toxicology Course, Highland Heights, KY, November 30, 2016.
2015
Wathen, J., Jim Lazorchak, Tony Olsen, AND A. Batt. A national statistical survey assessment of mercury concentrations in fillets of fish collected in the U.S. EPA national rivers and streams assessment of the continental USA. CHEMOSPHERE. Elsevier Science Ltd, New York, NY, 122:52-61, (2015). https://doi.org/10.1016/j.chemosphere.2014.11.005
Armstrong, B., Jim Lazorchak, C. Murphy, H. Haring, K. Jensen, AND M. Smith. Determining the effects of a mixture of an endocrine disrupting compound, 17a-ethinylestradiol, and ammonia on fathead minnow (Pimephales promelas) reproduction. CHEMOSPHERE. Elsevier Science Ltd, New York, NY, 120(2):108-114, (2015).
Reddy, T., R. Flick, Jim Lazorchak, M. Smith, B. Wiechman, AND D. Lattier. Experimental paradigm for in-lab proxy aquatic studies under conditions of static, non flow through chemical exposures. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 34(12):2796-2802, (2015).
Nietch, C. AND Jim Lazorchak. Mesocosm Community Response Sensitivities to Specific Conductivity Comprised of Different Major Ions. Society of Environmental Toxicology and Chemistry North America 36th Annual Meeting, Salt Lake City, UT, November 01 - 05, 2015.
Weaver, P., K. Struewing, Jim Lazorchak, S. DeCelles, D. Funk, D. Buckwalter, AND B. Johnson. Part 1: Laboratory Culture of Centroptilum triangulifer (Ephemeroptera: BAETIDAE) Using a Standardized Diet of Three Diatoms. CHEMOSPHERE. Elsevier Science Ltd, New York, NY, 139(11):589-596, (2015).
Struewing, K., P. Weaver, Jim Lazorchak, B. Johnson, D. Funk, AND D. Buckwalter. Part 2: Sensitivity comparisons of the insect Centroptilum triangulifer to Ceriodaphnia dubia and Daphnia magna using standard reference toxicants; NaCl, KCl and CuSO4. CHEMOSPHERE. Elsevier Science Ltd, New York, NY, 139(11):597-603, (2015).
Lazorchak, Jim, M. Griffith, M. Mills, J. Schubauer-Berigan, F. McCormick, R. Brenner, AND C. Zeller. Proof of concept for the use of macroinvertebrates as indicators of polychlorinated biphenyls (PCB) contamination in Lake Hartwell. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 34(6):1277-1282, (2015).
2014
Lazorchak, Jim, M. Kostich, A. Batt, M. Mills, L. Zintek, AND S. Nakayama. Assessing the occurrence and magnitude of contaminants of emerging concern (CECs) in 50 of the largest wastewater treatment plants in the USA. To be Presented at SETAC NA, Vancouver, CANADA, November 09 - 13, 2014.
Nietch, C., Jim Lazorchak, B. Johnson, Joel Allen, AND P. Weaver. COMMUNITY SCALE STREAM TAXA SENSITIVITIES TO DIFFERENT COMPOSITIONS OF EXCESS TOTAL DISSOLVED SOLIDS. Presented at Joint Aquatc Sciences Meeting, Portland, OR, May 18 - 23, 2014.
Allen, Joel, C. Nietch, D. Macke, P. Kathy, AND Jim Lazorchak. Effects of elevated total dissolved solids on bivalves. Presented at SETAC North America, Vancouver, CANADA, November 09 - 13, 2014.
Nietch, C., Jim Lazorchak, B. Johnson, AND Joel Allen. Evaluation of Total Dissolved Solids and Specific Conductance Water Quality Targets with Paired Single-Species and Mesocosm Community Exposures. Presented at Society of Environmental Toxicology and Chemistry North America 35th Annual Meeting, Vancouver, BC, CANADA, November 09 - 13, 2014.
Allen, Joel, M. Elovitz, C. Nietch, AND Jim Lazorchak. High Frequency Monitoring for Harmful Algal Blooms. Presented at International Society of Exposure Science 24th National Meeting, Cincinnati, OH, October 12 - 16, 2014.
Pearson, M., T. Angradi, Dave Bolgrien, T. Jicha, D. Taylor, B. Hill, AND Jim Lazorchak. Lessons learned from the USEPA Environmental Monitoring and Assessment Program for Great River Ecosystems. Presented at National Monitoring Conference, Cincinnati, OH, April 28 - May 02, 2014.
Lazorchak, Jim, J. Wathen, Tony Olsen, L. Stahl, Tom Kincaid, H. McCarty, A. Batt, AND B. Snyder. Results of EPA’s Assessment of Fish Tissue from U.S. Rivers for Selenium with Implications for Aquatic Life and Human Health. SETAC North America, Vancouver, BC, CANADA, November 09 - 13, 2014.
Allen, Joel, M. Elovitz, C. Nietch, AND Jim Lazorchak. Source Water Quality Monitoring Networks. Source Water Quality Monitoring Networks WEBINAR IEPA#8825 , NA, IL, October 29, 2014.