Publications

Scavia, D., M. Kalcic, R.L. Muenich, J. Read, N. Aloysius, I. Bertani, C. Boles, R. Confesor, J. DePinto, M. Gildow, J. Martin, T. Redder, D. Robertson, S. Sowa, Y. Wang, and H. Yen. 2017. Multiple models guide strategies for agricultural nutrient reductions. Frontiers in Ecology and the Environment 15: 126-132.

King, K.W., M.R. Williams, L.T. Johnson, D.R. Smith, G.A. LaBarge, and N.R. Fausey. 2017. Phosphorus Availability in Western Lake Erie Basin Drainage Waters: Legacy Evidence across Spatial Scales. Journal of Environmental Quality 46: 466-469.

Baker, D.B., L.T. Johnson, R.B. Confesor, and J.P. Crumrine. 2017. Vertical Stratification of Soil Phosphorus as a Concern for Dissolved Phosphorus Runoff in the Lake Erie Basin. Journal of Environmental Quality 46: 1287-1295. Download PDF

Jarvie, H.P., L.T. Johnson, A.N. Sharpley, D.R. Smith, D.B. Baker, T.W. Bruulsema, and R. Confesor. 2017. Increased soluble phosphorus loads to Lake Erie: Unintended consequences of conservation practices? Journal of Environmental Quality 46: 123-132. Download PDF

Ford, W.I., K.W. King, M.R. Williams, and R.B. Confesor. 2016. Modified APEX model for Simulating Macropore Phosphorus Contributions to Tile Drains. Journal of Environmental Quality 46: 1413-1423.

MacDonald, G.K., H.P. Jarvie, P.J.A. Withers, D.G. Doody, B.L. Keeler, P.M. Haygarth, L.T. Johnson, R.W. McDowell, M.K. Miyittah, S.M. Powers, A.N Sharpley, J. Shen, D.R. Smith, M.N. Weintraub, and T. Zhang.  2016. Guiding phosphorus stewardship for multiple ecosystem services. Ecosystem Health and Sustainability. 2(12):e01251. 10.1002/ehs2.1251

Williams, M.R., K.W. King, D.B. Baker, L.T. Johnson, D.R. Smith, and N.R. Fausey. 2016. Hydrologic and biogeochemical controls on phosphorus export from Western Lake Erie tributaries. Journal of Great Lakes Research 42: 1403-1411.

Williams, M.R., K.W. King, G.A. LaBarge, R.B. Confesor, and N.R. Fausey. 2016. Edge-Of-Field Evaluation of the Ohio Phosphorus Risk Index. Journal of Environmental Quality 46: 1306-1313.

Watson, S.B., C. Miller, G. Arhonditsis, G.L. Boyer, W. Carmichael, M.N. Charlton, R. Confesor, D.C. Depew, T.O. Höök, S.A. Ludsin, G. Matisoff, S.P. McElmurry, M.W. Murray, R.P. Richards, Y.R. Rao, M.M. Steffen, and S.W. Wilhelm.  2016. The re-eutrophication of Lake Erie: Harmful algal blooms and hypoxia. Harmful Algae 56: 44-66. 

Bullerjahn, G.S., R.M. McKay, T.W. Davis, D.B. Baker, G.L. Boyer, L.V. D’Anglada, G.J. Doucette, J.C. Ho, E.G. Irwin, C.L. Kling, R.M. Kudela, R. Kurmayer, A.M. Michalak, J.D. Ortiz, T.G. Otten, H.W. Paerl, B. Qin, B. Sohngen, R.P. Stumpf, P.M. Visser, and R.W. Wilhelm. 2016. Global solutions to regional problems: Collecting global expertise to address the problem of harmful cyanobacterial blooms. A Lake Erie case study. Harmful Algae 54: 223-238.

Stumpf, R.P., L.T. Johnson, T.T. Wynne, and D.B. Baker. 2016. Forecasting annual cyanobacterial bloom biomass to inform management decisions in Lake Erie. Journal of Great Lakes Research 42: 1174-1183.

Matisoff, G., E.M. Kaltenberg, R.L. Steely, S.K. Hummel, J. Seo, K.J. Gibbons, T.B. Bridgeman, Y. Seo, M. Behbahani, W.F. James, L.T. Johnson, P. Doan, M. Dittrich, M.A. Evans, and J.D. Chaffin. 2016. Internal loading of phosphorus in western Lake Erie. Journal of Great Lakes Research 42: 775-788.

Stow, C.A., Y. Cha, L.T. Johnson, R. Confesor, and R.P. Richards. 2015. Long-term and seasonal trend decomposition of the Maumee River nutrient inputs to Western Lake Erie. Environmental Science & Technology 49: 3392-3400.

Kleinman, P.J.A., A.N. Sharpley, P.J.A. Withers, L.Bergstrom, L.T. Johnson, and D.G. Doody. 2015. Implementing agricultural phosphorus science and management to combat eutrophication. AMBIO 44:S297-S310. Download PDF

Zhou, Y., A.M. Michalak, D. Beletsky, Y.R. Rao, and R.P. Richards. 2015. Record-breaking Lake Erie hypoxia during 2012 drought. Environmental Science and Technology 49: 800-807.

Baker, D.B., R. Confesor, D.E. Ewing, L.T. Johnson, J.W. Kramer, and B.J. Merryfield. 2014. Phosphorus loading to Lake Erie from the Maumee, Sandusky, and Cuyahoga rivers: The importance of bioavailability. Journal of Great Lakes Research 40:502-517. Download PDF

Baker, D.B., D.E. Ewing, L.T. Johnson J.W. Kramer, B.J. Merryfield, R.B. Confesor, R. P. Richards, and A.A. Roerdink. 2014. Lagrangian analysis of the transport and processing of agricultural runoff in the lower Maumee River and Maumee Bay. Journal of Great Lakes Research 40:479-495. Download PDF

Gebremariam, S.Y., J.F. Martin, C. DeMarchi, N.S. Bosch, R. Confesor, S.A. Ludsin. 2014. A comprehensive approach to evaluating watershed models for predicting river flow regimes critical to downstream ecosystem services. Environmental Modelling & Software 61:121-134.

Johnson, L.T., D.B. Baker, R.B. Confesor, K.A. Krieger, and R.P. Richards. 2014. Research to help Lake Erie: Proceedings of the “Phosphorus along the land-river-lake continuum” research planning and coordination workshop. Journal of Great Lakes Research 40:574-577.

Kane, D.D., J.D. Conroy, R.P. Richards, D.B. Baker, and D.A. Culver. 2014. Re-eutrophication of Lake Erie: Correlations between tributary nutrient loads and phytoplankton biomass. Journal of Great Lakes Research 40:496-501.

LINX collaborators. 2014. The Lotic Intersite Nitrogen Experiments: an example of successful ecological research collaboration. Freshwater Science 33:700-710. (L.T. Johnson co-authored.)

Manis, E., T.V. Royer, L.T. Johnson, and L.G.Leff. 2014. Denitrification in agriculturally impacted streams: seasonal changes in structure and function of the bacterial community. PLoS ONE 9(8):e105149. Download PDF

Scavia, D., and 28 other authors including R.P. Richards. 2014. Assessing and addressing the reeutrophication of Lake Erie: Central Basin hypoxia. Journal of Great Lakes Research 40:226-246.

Smith, D., K. King, L.T. Johnson, W. Francesconi, R.P. Richards, D. Baker, and A. Sharpley. 2014. Surface runoff and tile drainage transport of phosphorus in the Midwestern United States. Journal of Environmental Quality. In press. doi:10.2134/jeq2014.04.0176

Baxter, A.M., L.T. Johnson, T.V. Royer, and L.G. Leff. 2013. Spatial differences in denitrification and bacterial community structure of streams: relationships with environmental conditions. Aquatic Sciences 75:275-284.

Griffiths, N.A., J.L. Tank, T.V. Royer, S.S. Roley, E.J. Rosi-Marshall, M.R. Whiles, J.J. Beaulieu, and L.T. Johnson. 2013. Agricultural land use alters the seasonality and magnitude of stream metabolism. Limnology and Oceanography 58:1513-1529.

Johnson, L.T., J.L. Tank, R.O. Hall, P.J. Mulholland, S.K. Hamilton, H.M. Valett, J.R. Webster, C.P. Arango, J.J. Beaulieu, M.J. Bernot, W.H. McDowell, B.J. Peterson, and S.M. Thomas. 2013. Quantifying the production of dissolved organic nitrogen in headwater streams using 15N tracer additions. Limnology and Oceanography 58:1271-1285.

Krieger, K.A., and B. Zawiski. 2013. Changes in biotic and habitat indices in response to dam removals in Ohio, in DeGraff, J.V., and J.E. Evans, eds. The challenges of dam removal and river restoration. Geological Society of America Reviews in Engineering Geology v. XXI, pp. 105-116, doi:10.1130/2013.4021(09).

Michalak, A.M., E. Anderson, D. Beletsky, S. Boland, N.S. Bosch, T.B. Bridgeman, J.D. Chaffin, K.H. Cho, R. Confesor, I. Daloğlu, J. DePinto, M.A. Evans, G.L. Fahnenstiel, L. He, J.C. Ho, L. Jenkins, T. Johengen, K.C. Kuo, E. Laporte, X. Liu, M. McWilliams, M.R. Moore, D. Posselt, R.P. Richards, D. Scavia, A.L. Steiner, E. Verhamme, D.M. Wright, M.A. Zagorski. 2013. The 2011 Lake Erie harmful algal bloom: perfect storm or harbinger of future conditions? Proceedings of the National Academy of Sciences. Published on-line April 1, 2013. Doi: 10.1073/pnas.1216006110.

Oviedo-Vargas, D., T.V. Royer, and L.T. Johnson. 2013. Dissolved organic carbon manipulation reveals coupled cycling of carbon, nitrogen, and phosphorus in a nitrogen-rich stream. Limnology and Oceanography 58:1196-1206.
Richards, R.P., I. Alameddine, J.D. Allan, D.B. Baker, N.S. Bosch, R. Confesor, J.V. DePinto, D.M. Dolan, J.M. Reutter, and D. Scavia. 2012. DISCUSSION: “Nutrient inputs to the Laurentian Great Lakes by source and watershed estimated using SPARROW watershed models” by Dale M. Robertson and David A. Saad. Journal of the American Water Resources Association. DOI: 10.1111/jawr.12006.
Solomon, K.R., J.P. Giesy, T.W. LaPoint, J.M. Giddings, and R.P. Richards. 2013. Ecological risk assessment of atrazine in North American surface waters. Environmental Toxicology & Chemistry 32:10-11.
Baker, D.B.  2012.  A comparison of nutrient sources, concentrations and loading trends from the Cuyahoga and Sandusky rivers.  Buckeye Bulletin, Ohio Water Environment Association 84(3):34-38.

Meals, D.W., P. Richards, R. Confesor, K. Czajkowski, J. Bonnell, D.L. Osmond, D.LK. Hoag, J. Spooner, and M.L. McFarland. 2012. Rock Creek Watershed, Ohio: National Institute of Food and Agriculture-Conservation Effects Assessment Project. In: Deanna L. Osmond, Donald W. Meals, Dana LK. Hoag, and Mazdak Arabi (eds). How to Build Better Agricultural Conservation Programs to Protect Water Quality: The National Institute of Food and Agriculture-Conservation Effects Assessment Project Experience. Soil and Water Conservation Society, Ankeny, Iowa. pp. 316-326.

Sharpley, A., P. Richards, S. Herron, and D. Baker. 2012. Case study comparison between litigated and voluntary nutrient management strategies.  Journal of Soil and Water Conservation 67(5):442-450.  Download PDF

Stumpf, R.S., T.T. Wynne, D.B. Baker, and G.L. Fahnenstiel. 2012. Interannual variability of cyanobacterial blooms in Lake Erie. PloS ONE 7(8): e42444, 11 pages. (Open access online journal, www.plosone.org). Download PDF

Bosch, N.S, J.D. Allan, D.M. Dolan, H. Han, and R.P. Richards. 2011. Application of the Soil and Water Assessment Tool for Six Watersheds of Lake Erie: Model Parameterization and Calibration. Journal of Great Lakes Research 37(2): 263-271. Download PDF

Freeman, K.J., Jr., K.A. Krieger, and D.J. Berg. 2011. The effects of dreissenid mussels on the survival and fitness of burrowing mayflies (Hexagenia spp.) in western Lake Erie. Journal of Great Lakes Research. 37:426-431.

Jarvie, H.P., C. Neal, P.J.A. Withers, D.B. Baker, R.P. Richards, and A.N. Sharpley. 2011. Quantifying Phosphorus Retention and Release in Rivers and Watersheds Using Extended End-Member Mixing Analysis (E-EMMA). Journal of Environmental Quality 40(2):492-504.

Opfer, S E., J G. Miner, J.Farver, and K. Krieger. 2011. Heavy metals in sediments and uptake by burrowing mayflies in western Lake Erie basin. Journal of Great Lakes Research 37(1). Download PDF

Laubender, B.G., K.A. Krieger, and G.W. Winston. 2010. Oxyradical scavenging capacity by the S9 fraction of Hexagenia spp. nymphs from the western basin of Lake Erie: relative neutralization of three potent oxidising radicals. Chemistry and Ecology 26(2):1-10.

Richards, R.P., D.B. Baker, J.P. Crumrine, and A.M. Stearns. 2010. Unusually large loads in 2007 from the Maumee and Sandusky Rivers, tributaries to Lake Erie. Journal of Soil and Water Conservation 65:450-462. Download PDF

Richards, R.P., D.B. Baker, and J.P. Crumrine. 2009. Improved water quality in Lake Erie tributaries: a consequence of conservation practices. Journal of Soil and Water Conservation 64: 200-211.

Rinta-Kanto, J.M., M.A. Saxton, J.M. DeBruyn, J.L. Smith, C.H. Marvin, K.A. Krieger, G.S. Sayler, G.L. Boyer, and S.W. Wilhelm. 2009. The diversity and distribution of toxigenic Microcystis spp. in present day and archived pelagic and sediment samples from Lake Erie. Harmful Algae 8:385-394. Download PDF

Richards, R.P., D.B. Baker, J.P. Crumrine, J.W. Kramer, D.E. Ewing, and B.J. Merryfield. 2008. Thirty-year Trends in Suspended Sediment in Seven Lake Erie Tributaries. Journal of Environmental Quality 37: 1894-1908.

Krieger, K.A., M.T. Bur, J J.H. Ciborowski, D.R. Barton, and D.W. Schloesser. 2007. Distribution and abundance of burrowing mayflies (Hexagenia spp.) in Lake Erie, 1997-2005. Journal of Great Lakes Research 33 (Supplement 1):20-33. Download PDF

Lant, C.L., S.E. Kraft, J. Beaulieu, D. Bennett, T. Loftus, and J. Nicklow, 2005. Using GIS-based ecological-economic modeling to evaluate policies affecting agricultural watersheds. Ecological Economics 55:467-484. Download PDF

Baker, D.B., R.P. Richards, T.T. Loftus, and J.K. Kramer. 2004. A new flashiness index: Characteristics and Applications to Midwestern Rivers and Streams. Journal of the American Water Resources Association 40(2): 503-522. Download PDF

Gustafson, D.I., K.H. Carr, T.R. Green, C. Gustin, R.L. Jones, and R.P. Richards. 2004. Fractal-Based scaling and scale-invariant dispersion of peak concentrations of crop protection chemicals in rivers. Environmental Science and Technology 38:2995-3003.Download PDF

Richards, R.P. 2004. Improving Total Maximum Daily Loads with lessons learned from long-term detailed monitoring. Journal of Environmental Engineering 130:657-663.

Haggard, B.E., T.S. Soerens, W.R. Green and R.P. Richards. 2003. Estimating stream phosphorus loads using regression methods at the Illinois River, Arkansas. Applied Engineering in Agriculture 19: 187-194.

Krieger, K.A. 2003. Effectiveness of a coastal wetland in reducing pollution of a Laurentian Great Lake: hydrology, sediment, and nutrients. Wetlands 23:778-791. Download PDF

Loftus, T.T., and S.E. Kraft. 2003. Enrolling conservation buffers in the CRP. Land Use Policy 20: 73-84. Download PDF

Richards, R.P. and G. L. Grabow. 2003. Detecting reductions in sediment loads associated with Ohio’s Conservation Reserve Enhancement Program. Journal of the American Water Resources Association 39(5):1261-1268. Download PDF

Ruhl, J.B., C. Lant, T. Loftus, S. Kraft, J. Adams, and L. Duram. 2003. Proposal for a model state watershed management act. Environmental Law 33:929-947.

Baker, D.B., and R.P. Richards. 2002. Phosphorus budgets and riverine phosphorus export in northwestern Ohio watersheds. Journal of Environmental Quality 31:96-108.

Calhoun, F.G., D.B. Baker, and B.K. Slater. 2002. Soils, water quality, and watershed size: interactions in the Maumee and Sandusky River basins of northwestern Ohio. Journal of Environmental Quality 31:47-53.

Kraft, S., C. Lant, J. Beaulieu, L. Duram, J. Ruhl, D. Bennett, J. Adams, J. Nicklow, and T. Loftus. 2002. Planning in multiple-ownership watersheds: social, agricultural, and hydrological factors (Abstract). Journal of Soil and Water Conservation 57(5):286.

Richards, R.P., and D.B. Baker. 2002. Trends in water quality in LEASEQ rivers and streams, 1975-1995. Journal of Environmental Quality 31:90-96.

Richards, R.P., D.B. Baker, and D.J. Eckert. 2002. Trends in agriculture in the LEASEQ watersheds, 1975-1995. Journal of Environmental Quality 31:17-24.

Richards, R.P., F.G. Calhoun, and G. Matisoff. 2002. The Lake Erie Agricultural Systems for Environmental Quality project: An introduction. Journal of Environmental Quality 31:6-16.

Wauchope, R.D., T.L. Estes, R. Allen, J.L. Baker, A.G. Hornsby, R.L. Jones, R.P. Richards, and D.I. Gustafson. 2002. Predicted impact of transgenic, herbicide-tolerant corn on drinking water quality in vulnerable watersheds of the mid-western USA. Pest Management Science 58:146-160. Download PDF

Lant, C., T. Loftus, S. Kraft, and D. Bennett. 2001. Land-use dynamics in a southern Illinois watershed. Environmental Management 28(3):325-340. Download PDF

Richards, R.P., D.B. Baker, J.W. Kramer, D.E. Ewing, B.J. Merryfield, and N.L. Miller. 2001. Storm discharge, loads, and average concentrations in northwest Ohio rivers, 1975-1995. Journal of the American Water Resources Association 37:423-438Download PDF

Schloesser, D.W., K.A. Krieger, J.J.H. Ciborowski, and L.D. Corkum. 2001. Recolonization and possible recovery of burrowing mayflies (Ephemeroptera: Ephemeridae: Hexagenia spp.) in Lake Erie of the Laurentian Great Lakes. Journal of Aquatic Ecosystem Stress and Recovery 8:125-141. Download PDF

Forster, D., R. Lynn, R.P. Richards, D. B. Baker, and E.N. Blue. 2000. EPIC modeling of the effects of farming practice changes on water quality in two Lake Erie watersheds. Journal of Soil and Water Conservation 55:85-90.

Grunwald S. and L.D. Norton. 2000. Calibration and validation of a non-point source pollution model . Agricultural Water Management 45:17-39. Download PDF

Chaubey, I., C.T. Haan, J.M. Salisbury, and S. Grunwald. 1999. Quantifying model output uncertainty due to spatial variability of rainfall. Journal of the American Water Resources Association 35:1113-1125. Download PDF

Gowda, P.H., A.D. Ward, D.A. White, D.B. Baker, and J.G. Lyon. 1999. Using field scale models to predict peak flows on agricultural watersheds. Journal of the American Water Resources Association 35:1223-1244. Download PDF

Madenjian, C.P., D.W. Schloesser, and K.A. Krieger. 1998. Population models of burrowing mayfly recolonization in western Lake Erie. Ecological Applications 8:1206-1212. Download PDF

Richards, R.P. 1997. Cultural and hydrogeological factors that influence well water quality. Environmental Science and Technology 3:632-638. Download PDF

Krieger, K.A., D.W. Schloesser, B.A. Manny, C.E. Trisler, S.E. Heady, J.H. Ciborowski, and K.N. Muth. 1996. Recovery of burrowing mayflies (Ephemeroptera: Ephemeridae: Hexagenia) in western Lake Erie. Journal of Great Lakes Research 22:254-263. Download PDF

Richards, R.P., D.B. Baker, J.W. Kramer, and D.E. Ewing. 1996. Annual loads of herbicides in Lake Erie tributaries in Ohio and Michigan. Journal of Great Lakes Research 22:414-428. Download PDF

Richards R.P., D.B. Baker, N.L. Creamer, J.W. Kramer, D.E. Ewing, B.J. Merryfield, and L.K. Wallrabenstein. 1996. Well water quality, well vulnerability, and agricultural contamination in the midwestern United States. Journal of Environmental Quality 25:389-402.

Solomon, K.R., D.B. Baker, R.P. Richards, K.R. Dixon, S.J. Klaine, T.W. LaPoint, R.J. Kendall, C.P. Weisskopf, J.M. Giddings, J.P. Giesy, L.W. Hall, Jr., and W.M. Williams. 1996. Ecological risk assessment of atrazine in North American surface waters. Environmental Toxicology and Chemistry 15:31-76. Click here to read publication.

Richards, R.P., D.B. Baker, B.C. Christensen and D.P. Tierney. 1995. Atrazine exposures through drinking water: exposure assessments for Ohio, Illinois, and Iowa. Environmental Science and Technology 29:406-412.

Baker, D.B. 1993. The Lake Erie Agroecosystem Program: water quality assessments. Agriculture, Ecosystems and Environment 46:197-215.  Download PDF

Baker, D.B, R.J. Bushway, S.A. Adams, and C. Macomber. 1993. Immunoassay screens for alachlor in rural wells: false positive and an alachlor soil metabolite. Environmental Science and Technology 27:562-564.

Krieger, K.A. and L.S. Ross. 1993. Changes in the benthic macroinvertebrate community of the Cleveland Harbor area of Lake Erie from 1978 to 1989. Journal of Great Lakes Research 19:237-249. Download PDF

Richards, R.P., and D.B. Baker. 1993. Pesticide concentration patterns in agricultural drainage networks of the Lake Erie basin. Environmental Toxicology and Chemistry 12:13-26.

Richards, R.P., and D.B. Baker. 1993. Trends in nutrient and sediment concentrations in Lake Erie tributaries, 1975-1990. Journal of Great Lakes Research 19:200-211. Download PDF

Baker, D.B. 1992. Nitrates in private rural water supplies: building local data bases. Better Crops Summer 1992, pp. 6-9.

Krieger, K.A. 1992. The ecology of invertebrates in Great Lakes coastal wetlands: current knowledge and research needs. Journal of Great Lakes Research 18:634-650. Download PDF

Krieger, K.A., and D.M. Klarer, R.T. Heath, and C.E. Herdendorf. 1992. Preface: a call for research on Great Lakes coastal wetlands. Journal of Great Lakes Research 18:525-528.

Macomber, C., R.J. Bushway, L.B. Perkins, D.B. Baker, T.S. Fan, and B.S. Ferguson. 1992. Determination of the ethanesulfonic acid metabolite of alachlor in water by high-performance liquid chromatography. Journal of Agricultural and Food Chemistry 40:1450-1452.

Krieger, K.A., and J. DeShon. 1991. Comparison of invertebrate community sampling methods in Sugar Creek, Seneca County, Ohio. In: Krieger, K.A. 1991. (Editor) Bioindicators of rural nonpoint source pollution in Lake Erie tributaries: measuring responses to improved management technologies, proceedings of a workshop held at Heidelberg College, Tiffin, Ohio 9-10 May 1991. 71 pp.

Krieger, K.A., and D.M. Klarer. 1991. Zooplankton dynamics in a Great Lakes coastal marsh. Journal of Great Lakes Research 17:255-269. Download PDF

Baker, D.B. 1990. Groundwater quality assessment through cooperative private well testing: an Ohio example. Journal of Soil and Water Conservation 45:230-235.

Richards, R.P. 1990. Measures of flow variability and a new flow-based classification of Great Lakes tributaries. Journal of Great Lakes Research 16:53-70. Download PDF

Baker, D.B. 1989. Environmental extension: a key to nonpoint-source pollution abatement. Journal of Soil and Water Conservation 44: 8.

Miltner, R.J., D.B. Baker, T.F. Speth, and C.A. Fronk. 1989. Treatment of seasonal pesticides in surface waters. Journal of the American Water Works Association 81:43-52.

Richards, R.P. 1989. Evaluation of some approaches to estimating non-point pollutant loads for unmonitored areas. Water Resource Bulletin 25:891-904.

Richards, R.P. 1989. Measures of flow variability for Great Lakes tributaries. Environmental Monitoring and Assessment 12:361-377. Click here to read publication

Krieger, K.A., D.B. Baker and J.W. Kramer. 1988. Effects of herbicides on stream aufwuchs productivity and nutrient uptake. Archives of Environmental Contamination and Toxicology 17:299-306.  Download PDF

Richards, R.P. and J. Holloway. 1987. Monte Carlo studies of sampling strategies for estimating tributary loads. Water Resources Research 23:1939-1948.

Richards, R.P., J.W. Kramer, D.B. Baker, and K.A. Krieger. 1987. Pesticides in rainwater in the northeastern United States. Nature 327(6118):129-131.

Bur, M.T., D.M. Klarer, and K.A. Krieger. 1986. First records of a European cladoceran, Bythotrephes cederstroemi, in lakes Erie and Huron. Journal of Great Lakes Research 12:144-146. Download PDF

Baker, D.B. 1985. Regional water quality impacts of intensive row- crop agriculture: A Lake Erie Basin case study. Journal of Soil Water Conservation 40:125-132.

Krieger, K.A. 1985. Snail distributions in Lake Erie: the influence of anoxia in the southern central basin nearshore zone. Ohio Journal of Science 85:230-244. Download PDF

Richards, R.P. 1985. Estimating the extent of reduction needed to statistically demonstrate reduced non-point phosphorus loading to Lake Erie. Journal of Great Lakes Research 11:110-116. Download PDF

Krieger, K.A. 1984. Benthic macroinvertebrates as indicators of environmental degradation in the southern nearshore zone of the central basin of Lake Erie. Journal of Great Lakes Research 10:197-209. Download PDF

Verhoff, F H. and D.B. Baker. 1981. Moment methods for analyzing river models with application to point source phosphorus. Water Research 15:493-501. Download PDF

Baker, David B., R. Peter Richards and Jack W. Kramer. 2006. Point Source – Nonpoint Source Phosphorus Trading: Applicability to Stream TMDLs in Ohio. In Proceedings: Innovations in Reducing Nonpoint Source Pollution: Methods, Policies, Programs, and Measurement, November 28-30, 2006, pp. 328-347. Rivers Institute at Hanover College, Hanover, Indiana.

Richards, R. Peter, David B. Baker, and John Crumrine. 2006. Detecting water quality responses to land management changes: Why is it so difficult? In Proceedings: Innovations in Reducing Nonpoint Source Pollution: Methods, Policies, Programs, and Measurement, November 28-30, 2006, pp. 81-91. Rivers Institute at Hanover College, Hanover, Indiana.

Krieger, Kenneth A. 2003. (Editor) Refining and implementing the mayfly (Hexagenia) metric of the Lake Erie Quality Index: Proceedings of a workshop held 8-9 February 2002 at Heidelberg College, Tiffin, Ohio. Report to Ohio Lake Erie Office, Project LEQI 01-03. Toledo, Ohio. 26 pp.

Adams, J., J. Beaulieu, D. Bennett, L. Duram, S. Kraft, C. Lant, T. Loftus, J. Nicklow, J. Ruhl. 2002. Ecological restoration in multiple-ownership watersheds: The case of the Cache River in Illinois – Insights from multidisciplinary research. Proceedings of the 2001 Governor’s Conference on the Management of the Illinois River System. The Illinois River: Partnerships for Progress, Restoration, and Preservation. Eighth Biennial Conference. Oct 2-4, Peoria, IL.

Richards, R. Peter. 2002. What do we know about the nonpoint “L” in TMDLs? In Racevskis, L., S. Batie, and M. Schulz, editors, Making TMDLs work in rural watersheds: A report on a workshop sponsored by the U.S. Environmental Protection Agency, The Ohio State University, and Michigan State University, April 26 and 27, 2001. Michigan State University, East Lansing, MI. pp. 8-11.

Kraft, S., C. Lant, J. Beaulieu, L. Duram, J. Ruhl, D. Bennett, J. Adams, J. Nicklow, and T. Loftus. 2001. Understanding the social context for ecological restoration in multiple-ownership watersheds: The case of the Cache River Illinois. Proceedings, 2001 Water and Watersheds Progress Review. April 17-19, 2001, San Francisco, California. Washington, DC: U.S. Environmental Protection Agency, Office of Research and Development’s National Center for Environmental Research. EPA/600/R-01/014

Krieger, Kenneth A. 2001. Coastal wetlands enhance Great Lakes water quality. In Coastal Zone 01. Proceedings of the 12th Biennial Coastal Zone Conference, Cleveland, OH, July 15-19, 2001. NOAA/CSC/20120-CD (CD-ROM).

Richards, R.P., D.B. Baker, and D.J. Eckert. 2001. Improved agricultural management and water quality in the Lake Erie watershed. In Coastal Zone 01. Proceedings of the 12th Biennial Coastal Zone Conference, Cleveland, OH, July 15-19, 2001. NOAA/CSC/20120-CD (CD-ROM).

Richards, R. Peter, David B. Baker, Nancy L. Miller, Jack W. Kramer, D. Ellen Ewing, and Barbara J. Merryfield. 2001. Water quality in private wells in the midwestern United States. Pages 19-31 in Proceedings, Food Safety 2000. Porto, Portugal.

Baker, David B. 2000. Agricultural phosphorus reductions in the Lake Erie basin: A success story. (Extended abstract) In Proceedings, Third National Workshop on Constructed Wetlands/BMPs for Nutrient Reduction and Coastal Water Protection, New Orleans, L, pp. 127-128. NCSU, Raleigh, NC.

Richards, R. Peter and David B. Baker. 2000. Water quality trends in the LEASEQ watersheds, 1975-1995: What, how much, and why? (Extended abstract) In Proceedings, Third National Workshop on Constructed Wetlands/BMPs for Nutrient Reduction and Coastal Water Protection, New Orleans, LA, pp. 88-91. NCSU, Raleigh, NC.

Richards, R. Peter and David B. Baker. 1997. Twenty years of change: The Lake Erie Agricultural Systems for Environmental Quality (LEASEQ) Project. In Proceedings: National Watershed Water Quality Project Symposium. EPA/625/R-97/008.

Baker, David B and R. Peter Richards. 1994. Herbicides in Ohio’s Drinking Water: Risk Analysis, Reduction and Communication. In Proceedings of the Fourth National Conference on Pesticides: New Directions in Pesticide Research, Development and Policy. Editor Diana Weigmann, pp. 200-221. VPISU, Blacksburg, VA.

Baker, David B., Laura K. Wallrabenstein, and R. Peter Richards. 1994. Well Vulnerability and Agrichemical Contamination: Assessments from a Voluntary Well Testing Program. In Proceedings of the Fourth National Conference on Pesticides: New Directions in Pesticide Research, Development and Policy. Editor Diana Weigmann, pp. 470-494.VPISU, Blacksburg, VA.

Richards, R. Peter, David B. Baker, Brian Christensen, and Dennis Tierney. 1994. Atrazine Exposures through Drinking Water: Exposure Assessments for Ohio, Illinois, and Iowa. In Proceedings of the Fourth National Conference on Pesticides: New Directions in Pesticide Research, Development and Policy. Editor Diana Weigmann, pp. 223-243. VPISU, Blacksburg, VA.

Wallrabenstein, Laura K. and David B. Baker. 1992. Agrichemical contamination in Private Water Supplies. In Proceedings of the Focus Conference on Eastern Regional Ground Water Issues, Oct. 13-15, 1992, Newton, MA, pp. 697-711. National Ground Water Association, Dublin, OH.

Baker, David B. and R. Peter Richards. 1991. Herbicide concentrations in Ohio’s drinking water supplies: A quantitative exposure assessment. In Proceedings of the Third National Research Conference, Pesticides in the Next Decade: The Challenges Ahead. Editor Diana Weigmann, pp. 9-30. VPISU, Blacksburg, VA.

Baker, David B. and R. Peter Richards. 1991. Nitrate concentrations in Ohio’s drinking water supplies: a comparison between surface water and groundwater supplies. In Proceedings of the Third National Research Conference, Pesticides in the Next Decade: The Challenges Ahead. Editor Diana Weigmann, pp. 36-37. VPISU, Blacksburg, VA.

Krieger, Kenneth A. 1991. (Editor) Bioindicators of rural nonpoint source pollution in Lake Erie tributaries: measuring responses to improved management technologies: Proceedings of a workshop held at Heidelberg College, Tiffin, Ohio, 9-10 May 1991. Heidelberg College, Tiffin, OH. 71 pp.

Richards, R. Peter, David B. Baker and Laura K. Wallrabenstein. 1991. Nitrate concentrations in Ohio’s private water supplies. In Surface and Groundwater Quality: Pollution Prevention, Remediation, and the Great Lakes. Editor Jennings, Aaron A. and N. Earl Spangenberg, pages 67-76. Symposium Proceedings, American Waterworks Association, 5410 Grosvenor Lane, Suite 220, Bethesda Maryland 20814-2192.

Baker, David B. and R. Peter Richards. 1990. The transport of soluble pesticides through drainage networks in large agricultural river basins. In Long Range Transport of Pesticides. Editor David Kurtz, pp. 241-270. American Chemical Society Symposium Volume.

Krieger, Kenneth A., and David M. Klarer, Robert T. Heath, and Charles E. Herdendorf. 1990. (Editors) Priorities for Great Lakes coastal wetlands research: proceedings of a conference held at Old Woman Creek National Estuarine Research Reserve, Huron, Ohio, 20-21 October 1989. OWC Tech. Report No. 6, Ohio Dept. Natural Resources. 23 pp.

Richards, R. Peter and David B. Baker. 1990. Estimates of human exposure to pesticides through drinking water: a preliminary risk assessment. In Long Range Transport of Pesticides. Editor David Kurtz, pp. 387-403. American Chemical Society Symposium Volume.

Baker, David B. and R. Peter Richards. 1989. Herbicide concentration patterns in rivers draining intensively cultivated farmlands of northwestern Ohio. In Proceedings of a National Conference on Pesticides in Terrestrial and Aquatic Environments. Ed. Diana Weigmann, pp. 103-120. VPISU, Blacksburg, VA.

Herdendorf, Charles E., and Kenneth A. Krieger. 1989. Overview of Lake Erie and its estuaries within the Great Lakes ecosystem. 37 pp. In Lake Erie and its estuarine systems: issues, resources, status, and management . Editor Kenneth A. Krieger. NOAA Estuary-of-the-Month Seminar Series, U.S. Dept. of Commerce, Estuarine Programs Office, Washington, D.C.

Krieger, Kenneth A. 1989. (Editor) Lake Erie and its estuarine systems: issues, resources, status, and management. NOAA Estuary-of-the-Month Seminar Series, U.S. Dept. of Commerce, Estuarine Programs Office, Washington, D.C. 290 pp.

Krieger, Kenneth A. 1989. Chemical limnology and contaminants. 27 pp. In Lake Erie and its estuarine systems: issues, resources, status, and management. Editor Kenneth A. Krieger. NOAA Estuary-of-the-Month Seminar Series, U.S. Dept. of Commerce, Estuarine Programs Office, Washington, D.C.

Richards, R. Peter, and David B. Baker. 1989. Potential for reducing human exposures to herbicides by selective treatment of storm runoff water at municipal water supplies. In Proceedings of a National Conference on Pesticides in Terrestrial and Aquatic Environments. Editor Diana Weigmann, pp. 127-138. VPISU, Blacksburg, VA.

Wallrabenstein, Laura K. and David B. Baker. 1988. Nitrate contamination in Ohio private wells. In Proceedings of the Agricultural Impacts on Ground Water — A Conference, pp. 575-592. Des Moines, Iowa.

Baker, David B. 1985. Impacts of cropland runoff on nutrient and pesticide concentrations in river systems. In Proceedings of a Symposium held in May 1985. The Conservation Foundation, Washington, D.C. pp. 63-80.

Baker, David B., Kenneth A. Krieger, R. Peter Richards, and Jack W. Kramer. 1985. Gross erosion rates, sediment yields and nutrient yields for Lake Erie tributaries: Implications for targeting. In Proceedings of Perspectives on Nonpoint Source Pollution, A National Conference, May 19-22, 1985, Kansas City, Missouri. U.S. EPA 440/5-85-001.

Baker, David B., Kenneth A. Krieger, R. Peter Richards, and Jack W. Kramer. 1985. Effects of intensive agricultural land use on regional water quality in northwestern Ohio. In Proceedings of Perspectives on Nonpoint Source Pollution, A National Conference, May 19-22, 1985, Kansas City, Missouri. U.S. EPA 440/5/85-001.

Baker, David. 1980. Upstream point source phosphorus inputs and effects. In Seminar on Water Quality Trade-offs: (point source vs. diffuse source pollution), conference held in Chicago on September 16-17, 1980. U.S. EPA Great Lakes National Program Office, Chicago, IL.

Baker, David B., William B. Jackson and Bayliss L. Prater. 1975. (Editors) The Sandusky River Basin Symposium, Proceedings. International Reference Group on Great Lakes Pollution from Land Use Activities, 475 pp. International Joint Commission, Windsor, Ontario.

Baker, David B. and J. W. Kramer. 1975. Effects of advanced waste treatment and flow augmentation on water quality during low stream flows. In The Sandusky River Basin Symposium, Proceedings. International Reference Group on Great Lakes Pollution from Land Use Activities. International Joint Commission, Windsor, Ontario.

Baker, David B. and J. W. Kramer. 1975. Distribution of nonpoint sources of phosphorus and sediment in the Sandusky River Basin. In The Sandusky River Basin Symposium, Proceedings. International Reference Group on Great Lakes Pollution from Land Use Activities. International Joint Commission, Windsor, Ontario.

Baker, David B. and Jack W. Kramer. 1973. Phosphorus sources and transport in an agricultural river basin of Lake Erie. In Proceedings of the 16th Conference of the International Association for Great Lakes Research, pp. 858-871. International Association for Great Lakes Research.