Curriculum Vita for Ryan E. Casey

Return to Casey Home Page

Updated September 2010

Grant Awards

Peer Reviewed Publications

Professional Presentations

 

Education:

Ph.D., Environmental Toxicology.   Clemson University, Clemson, SC.  Dec. 1999.  Minor in Environmental Engineering and Science.   Dissertation:  “Nutrient Attenuation by a Riparian Wetland Receiving Golf Course Runoff”, advisor Stephen J. Klaine.

B.S., Chemistry, Cum Laude.  Virginia Polytechnic Institute and State University (Virginia Tech), Blacksburg, VA.  May 1995.

Professional Experience:

Associate Professor of Chemistry.  8/06 – present.  Department of Chemistry, Environmental Science and Studies Program, Towson University.

Assistant Professor of Chemistry. 8/00 – 7/06.  Department of Chemistry, Environmental Science and Studies Program, Towson University.

Post Doctoral Research Assistant.  1/00 – 5/00.  Department of Environmental Toxicology, Clemson University.

Graduate Research Assistant.  1995 - 1999.  Department of Environmental Toxicology, Clemson University.

Student Trainee (Chemistry).  1991 - 1995.  U.S. Food and Drug Administration, Washington, D.C. 

Undergraduate Research Assistant.  1994 - 1995.  Virginia Tech.

Recitation Instructor.  1994 - 1995.  Virginia Tech.

Tutor.  1991 - 1994.  Office of Academic Enrichment.  Virginia Tech.

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Grant Awards:

17.  Vanko, DA, DR Ownby, RE Casey, SM Lev, JW Snodgrass.  2010.  Renovation and expansion of core facilities for interdisciplinary urban biogeochemistry research at Towson University.  NSF (CHE-0963263).  Sept. 2010 – Sept. 2013.  $1,395,000.

16.  Lev, SM, E Hondrogiannis, RE Casey, JW Snodgrass.  2010.  MRI-R2: Acquisition of an Inductively Coupled Plasma-Time of Flight-Mass Spectrometer (ICP-TOF-MS) for Multidisciplinary Research and Training at Towson University.  NSF.  Jan. 2010 – Dec. 2012.  $257,546. 

15.  Pinkney, AE, D Fisher, DR Ownby, RE Casey.  2009.  Effects of salinity derived from road salt and suspended sediments on yellow perch (Perca flavescens) egg and larval survival in the Severn River, Mattawoman Creek, and Choptank Rivers, Maryland.  US Fish and Wildlife Service.  $142,864 ($69,360 subcontract to Towson University).

14.  Casey, RE and SM Lev.  2008.  Evaluation of zinc bioavailability using stable isotopes.  Towson University Faculty Development.  Jan. 2009 – Dec. 2009.  $3665.

13.  Gasparich, G, RE Casey, P Galupo, A Storrs, J Zimmerman.  ADVANCE IT START: ADVANCEment Towards Institutional Transformation at Towson University.  NSF.  Aug. 2008 – Jul. 2010.  $191,709.

12.  Casey, RE.  Research Experience in Urban Environmental Biogeochemistry at Towson University.  NSF.  Mar. 2008 – Feb. 2011.  $212,238 federal with $171,555 TU match.

11.  Snodgrass, JW, RE Casey, ER Landa, SM Lev.  Integration of Stormwater Management Ponds into Urban Communities: Long-term Water Quality Protection, Wildlife, and Environmental Awareness.  US Geological Survey, National Water Research Institute.  Apr. 2008 – Mar. 2010.  $187,474 federal with $187,690 TU match. 

10.  Lev, S.M., R.E. Casey.  Environmental impacts of golf course maintenance activities on environmental media. Jul. 2007 – Jun. 2008.  Memorandum of Understanding with Maryland Department of the Environment.  $50,000.

9. Casey, R.E., S.M. Lev, J.W. Snodgrass, E.R. Landa.  Chemical and Biological Impacts of Zinc and Road Salt from Road Runoff Entering Stormwater Retention Ponds.  Maryland Water Resources Research Center.  Mar. 2006 – Feb. 2007.  $7,560 federal with $31,947 TU match.

8. Lev, S.M, R.E. Casey, J.W. Snodgrass.  Supplemental Support for “Chemical and Biological Availability of Zinc in Road Runoff Entering Stormwater Retention Ponds”.  US Geological Survey.  Apr. 2005 – Feb. 2006.  $11,000.

7. Casey, R.E., S.M. Lev, J.W. Snodgrass, E.R. Landa.  Chemical and Biological Availability of Zinc in Road Runoff Entering Stormwater Retention Ponds.  Maryland Water Resources Research Center and TU Match.  Mar. 2005 – Feb. 2006.  $14,472 federal with $36,311 TU match.

6. Casey, R.E.  Determination of the Route of Exposure Leading to Trace Element Accumulation in Larval Amphibians.  Towson University Faculty Development.  Jan. 2005 – Dec. 2005.  $2422.

5. Casey, R.E., S.M. Lev, S.E. Gresens, J.W. Snodgrass.  Acquisition of Instrumentation for an Urban Environmental Biogeochemistry Laboratory at Towson University.  NSF Major Research Instrumentation (CHE-0420353).  Aug. 2004 – Jul. 2007.  $208,316.

4. Snodgrass, J.W., R.E. Casey, D.W. Sparling.  Use of Stormwater Retention Ponds by Breeding Amphibians and Bioavailability of Metals to Larvae and Potential for Trophic Transfer.  USGS-Patuxent Wildlife Research Center.  Jan. 2003 – Dec. 2004.  $27,000.

3. Casey, R.E.  Macropore Denitrification in Wetlands Adjacent to Chesapeake BayTowson University Faculty Development.  Jan. 2001 – Dec. 2002.  $1161.

2. Casey, R.E., S.J. Klaine.  Characterization of Copper Distribution and Related Chemical Parameters.  Clemson Extension Service.  Feb. 2000 – June 2000.  $5000.

1. Casey, R.E., S.J. Klaine.  Fate of Golf Course Chemicals in a Natural Riparian Wetland.  South Carolina Agriculture and Forestry Commission Turfgrass Initiative.  July 1998 – June 2001.  $81,000.

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Peer-Reviewed Publications:  (*Undergraduate co-author; **Graduate co-author)

23.  Rodgers, DW**, SM Lev, JW Snodgrass, DR Ownby, LM Prince*, RE Casey.  2011.  Development of an enriched stable isotope tracer technique to estimate the soil Zn pool available to Lumbricus terrestris (L.) across a salinization gradient.  Environmental Toxicology and Chemistry. 30:607-615.

22.  Lev, SM, N Mathies*, JW Snodgrass, RE Casey, DR Ownby.  2010.  Effects of zinc exposure on  Lumbricus terrestris in an artificial soil.  Bull Environ Contam Toxicol.  84:687-691.

21.  Camponelli, KM**, JW Snodgrass, SM Lev, ER Landa, RE Casey.  2010.  Chemical fractionation of Cu and Zn in stormwater, roadway dust and stormwater pond sediments.  Environmental Pollution.  158:2143-2149.

20.  Brand, AB**, JW Snodgrass, MT Gallagher**, RE Casey, R Van Meter**.  2010.  Lethal and sublethal effects of embryonic and larval exposure of Hyla versicolor to stormwater pond sediments.  Arch Env Contam Toxicol.  58:325-331.

19.  Partey, F., Lev, S. M., Casey, R.E., Widom, E., Lueth, V., and Rakovan, J.  2009.  Origin of fluorine in and constraints on the petrogenesis of the Rio Grande Rift type Barite-Fluorite-Galena Deposits.  Economic Geology.  104:505-520.

18.  Hilgartner, W., M. Nejako* and R.E. Casey.   2009.  A 200-yr paleoecological record of Pinus virginiana, trace metals, sedimentation and mining disturbance in a Maryland serpentine barren.  Journal of the Torrey Botanical Society.  136:257-271.

17. Simon, J.A.**, J.W. Snodgrass, R.E. Casey, S.A. Atueyi*, D.W. Sparling.  2009. Relationships among land cover and amphibian use of constructed wetlands. Landscape Ecology.  24:361-373.

16.  Camponelli KM**, Casey RE, Snodgrass JW, Lev SM, Landa ER.  2009.  Impacts of weathered tire debris on the development of Rana sylvatica larvae.  Chemosphere.  74:717-722.

15.  Lev, SM, E.R. Landa, K. Szlavecz, RE Casey, and J. Snodgrass, 2008. Application of Synchrotron Methods to Assess The Uptake of Roadway-derived Zn by Earthworms in an Urban Soil.  Mineralogical Magazine. 72:191-195.

14. Snodgrass, J.W., J. Simon**, R.E. Casey.  2008.  Chapter 12:  Ecotoxicology of Amphibians and Reptiles in Urban Environments: A Review of Potential Exposure Routes and Bioaccumulation.  In:  R.E. Jung and J.C Mitchell, editors.  Urban Herpetology:  Ecology, Conservation and Management of Amphibians and Reptiles in Urban and Suburban Environments.  Herpetological Conservation 3, Society for the Study of Amphibians and Reptiles, Salt Lake City, UT.  pp. 149-168.

13. Snodgrass JW, RE Casey, D Joseph*, JA Simon**.  2008.  Microcosm investigations of stormwater pond sediment toxicity to embryonic and larval amphibians: Variation in sensitivity among species.  Environ Pollut.  154:291-297.

12. Massal, L.R.**, J.W. Snodgrass, R.E. Casey.  2007.  Nitrogen pollution of stormwater ponds and amphibian habitat value.  Applied Herpetology.  4:19-29.

11. Casey, R.E., J.A. Simon**, S. Atueyi*, J.W. Snodgrass, N. Karouna-Renier, D.W. Sparling.  2007.  Temporal Trends of Trace Metals in Sediment and Invertebrates from Stormwater Management Ponds.  Water Air Soil Pollut.  178:69-77.

10. Casey, R.E., A.N. Shaw*, L.R. Massal**, J.W. Snodgrass.  2005  Multimedia evaluation of trace metal distribution within stormwater retention ponds in suburban Maryland, USA.  Bull. Environ. Contam. Toxicol.  74:273-280.

9. Casey, R.E., F.A. Pittman.  2005.  Intermolecular forces as a key to understanding the environmental fate of organic xenobiotics.  J. Chem. Ed.   82:260-264.

8. Casey, R.E., M.D. Taylor, S.J. Klaine.  2004.  Localization of denitrifying activity in preferential flow pores in a riparian wetland.  Soil Biol. Biochem.  36:563-569.

7. Casey, R.E., M.D. Taylor, S.J. Klaine.  2001.  Mechanisms of nutrient attenuation in a subsurface flow riparian wetland.  J. Environ. Qual. 30:1732-1737.

6. Casey, R.E. and S.J. Klaine.  2001.  Nutrient attenuation by a riparian wetland during natural and artificial runoff events.  J. Environ. Qual.  30:1720-1731.

5. Benjamin, R.B., R. Brown III, M. Frazier, B.M. Joab, R.E. Casey, S.J. Klaine.  1998.  Algal growth rate fluctuations observed under uniform ambient test conditions using static and semicontinuous assay techniques.  Environ. Toxicol. Chem. 17(3): 460-467.

4. Betz, J.M., D. Andrzejewski, A. Troy, R.E. Casey, W.R. Obermeyer, S.W. Page, T.Z. Woldemariam.  1998. Gas chromatographic determination of toxic quinolizidine alkaloids in blue cohosh (Caulophyllum thalictroides  L. Michx.)  Phytochem. Anal. 9:232-236.

3. Klaine, S.J., P. Richards, D. Baker, R.B. Naddy, R.W. Brown, B. Joab, R.E. Casey, D. Fernandes, J. Overmeyer, R. Benjamin.  1996.  Pesticide fate and effects in agroecosystems:  designing laboratory bioassays based on field exposure assessments.  In: J.T. Zelikoff, ed., Ecotoxicology:  Responses, Biomarkers and Risk Assessment.  OECD 2, Andre Pascal, 75775 Paris Cedex 16, France.

2. Klaine, S.J., P. Richards, D. Baker, R.B. Naddy, R.W. Brown, B. Joab, R.E. Casey, D. Fernandes, J. Overmeyer, R. Benjamin.  1996.  Agrochemical fate and effects in terrestrial, aquatic and estuarine ecosystems.  pp. 247 - 264. In: R. Hance and F. Carvalho, eds., Environmental Behaviour of Crop Protection Chemicals.  International Atomic Energy Agency, Wagramerstrasse 5, PO Box 100, A-1400 Vienna, Austria.

1. Obermeyer, W.R., S.M. Musser, J.M. Betz, R.E. Casey, A.E. Poland, and S.W. Page.  1995.  Chemical studies of phytoestrogens and related compounds in dietary supplements: flax and chaparral.  Proceedings of the Society for Experimental Biology and Medicine, 208: 6 - 12.

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Professional Presentations:  (*Undergraduate co-author; **Graduate co-author)

87.  Rodgers DW**, SM Lev, DR Ownby, JW Snodgrass, RE Casey.  2010.  Application of a stable isotope tracer to estimate the soil Zn pool available to Lumbricus terrestris (L.) across a salinization gradient.  Spring Meeting of the Chesapeake Potomac Region Chapter of the Society of Environmental Toxicology and Chemistry, Towson, MD. Oral Presentation.

86.  Rodgers DW**, RE Casey, SM Lev, DR Ownby, JW Snodgrass.  2009.  Salinized stormwater pond soils: effects on soil chemistry and Lumbricus terrestris.  30th Annual Meeting of the Society of Environmental Toxicology and Chemistry, New Orleans, LA.  Poster Presentation.

85.  Vreeland, R.*, K Wooten*, SM Monk, SM Lev, RE Casey.  2009.  Investigating the effects of road salt on trace metals in stormwater retention ponds.  30th Annual Meeting of the Society of Environmental Toxicology and Chemistry, New Orleans, LA.  Poster Presentation.

84.  Flora R**, SM Lev, RE Casey, JW Snodgrass.  2009.  Investigating the storage and transport of roadway salt to surface waters in a second order suburban watershed, Owings Mills, Maryland.  30th Annual Meeting of the Society of Environmental Toxicology and Chemistry, New Orleans, LA.  Poster Presentation.

83.  Vreeland, R*., K Wooten*, SM Monk, SM Lev, RE Casey.  2009.  Investigating the effects of road salt on trace metal fate and mobility in stormwater retention ponds.  12th Annual Undergraduate Research Symposium in the Chemical and Biological Sciences, Catonsville, MD. Poster Presentation.

82.  Szlavecz K, R.V. Pouyat, W. Carroll**, S. M. Lev, P.M. Groffman, R.E. Casey, E. R. Landa.  2009.  URBAN SOIL FAUNA AND ECOSYSTEM SERVICES: EXAMPLES FROM THE BALTIMORE ECOSYSTEM STUDY.  12the Biennial Meeting of the Soil Ecology Society, Burlington VT.  Oral Presentation.

81.  Flora, R.**, Lev, S., Casey, R., Snodgrass, J., and Landa, E., 2009.  Investigating the storage and transport of road salt to surface waters in an urban watershed.  Spring Meeting of the Chesapeake Region of the Society of Environmental Toxicology and Chemistry, Patuxent, MD. Poster Presentation.

80.  Vreeland, R.*, K Wooten*, SM Monk, SM Lev, RE Casey.  2009.  Investigating the effects of road salt on trace metals in stormwater retention ponds.  Spring Meeting of the Chesapeake Region of the Society of Environmental Toxicology and Chemistry, Patuxent, MD. Poster Presentation.

79.  Rodgers, DR**, RE Casey, SM Lev, DR Ownby, JW Snodgrass.  2009.  Na:K ratios as a potential stressor to Lumbricus terrestris.  Spring Meeting of the Chesapeake Region of the Society of Environmental Toxicology and Chemistry, Patuxent, MD. Poster Presentation.

78.  Ownby, D., Casey, R.E., Lev, S. M. and Snodgrass, J., 2009.  Environmental impacts and biogeochemical evaluation of stormwater retention ponds: Red Run watershed, MD case study.  237rd American Chemical Society National Meeting, Salt Lake City, UT, March 22-26, 2009, Invited Talk.

77.  Flora, R.**, Lev, S., Casey, R., Snodgrass, J., and Landa, E., 2009.  Investigating the storage and transport of road salt to surface waters in an urban watershed.  29th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Tampa, FL. Poster Presentation.

76.  Rodgers, DR**, RE Casey, SM Lev, JW Snodgrass.  2008.  Influence of Ca2+ and Na+ on Zn bioavailability to Lumbricus terrestris.  29th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Tampa, FL. Poster Presentation.

75.  Lev, S.M., Landa, E.R., Szlavecz, K., Casey, RE. and Snodgrass, J., 2008.  Application of synchrotron methods to assess the uptake of roadway-derived Zn by earthworms in a storm water retention basin soil.  29th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Tampa, FL. Poster Presentation.

74.  Lev, S.M., Landa, E.R., Szlavecz, K., Casey, RE. and Snodgrass, J., 2008.  Application of synchrotron methods to assess the uptake of roadway-derived Zn by earthworms in an urban soil, Geochemistry of the Earth’s Surface 8, London, UK, August 16-22, 2008, Poster.

73.  Casey, RE, SM Lev, JW Snodgrass.  2007.  Road Salt:  Are urban streams in a pickle?  13th Annual Conference of the Maryland Water Monitoring Council.  Linthicum, MD.  Poster Session.

72.  Casey, RE, SM Lev, JW Snodgrass.  2007.  Road Salt:  Are urban streams in a pickle?  28th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Milwaukee, WI.  Poster Session.

71.  Carroll, W.**, SM Lev, K Szlavecz, ER Landa, RE Casey, JW Snodgrass.  2007.  Investigating the extent of earthworm trace metal accumulation, physical redistribution and alteration of roadway derived dust in urban soils.  28th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Milwaukee, WI.  Poster Session. 

70.  Schmidt, VA*, R Flora*, RE Casey, SM Lev.  2007.  Evaluating the role of stormwater retention basins in the fate of roadway derived zinc.  28th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Milwaukee, WI.  Poster Session. 

69.  Schmidt, VA*, R Flora*, RE Casey, SM Lev.  2007.  Evaluating the role of stormwater retention basins in the fate of roadway derived zinc.  10th Annual Undergraduate Research Symposium in the Chemical and Biological Sciences, Catonsville, MD.  Poster Session. 

68.  Casey, RE, SM Lev, JW Snodgrass.  2007.  Retention ponds as a key to long-term salinization of shallow ground water.  Maryland Ground Water Symposium.  Baltimore, MD.  Oral Presentation.

67. Wright, M.E.*, K.L. Jackson*, J.W. Snodgrass, R.E. Casey.  2006.  Biofilm vs. sediment:  relative contributions to accumulation of trace elements in Rana sylvatica larvae.  27th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Montreal, PQ.  Poster Presentation.

66. Camponelli, K.M.**, J.W. Snodgrass, S.M. Lev, E.R. Landa, R.E. Casey.  2006.  Toxicity of zinc and tire amended aged soils to Rana sylvatica.  27th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Montreal, PQ.  Poster Presentation.

65. Carroll, W.**, S.M. Lev, K. Szlavecz, E.R. Landa, J.W. Snodgrass, R.E. Casey.  2006.  Investigating the extent of earthworm-driven physical and chemical alteration of roadway-derived dust in urban soils.  27th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Montreal, PQ.  Poster Presentation.

64. Wright, M.E.*, K.L. Jackson*, J.W. Snodgrass, R.E. Casey.  2006.  Biofilm vs. sediment:  relative contributions to accumulation of trace elements in Rana sylvatica larvae.  9th Annual Meeting of the Baltimore Ecosystem Study, Baltimore, MD.  Poster Session.

63. Camponelli, K.M.**, J.W. Snodgrass, S.M. Lev, E.R. Landa, R.E. Casey.  2006.  Toxicity of zinc and tire amended aged soils to Rana sylvatica.  9th Annual Meeting of the Baltimore Ecosystem Study, Baltimore, MD.  Poster Session.

62. Carroll, W.**, S.M. Lev, K. Szlavecz, E.R. Landa, J.W. Snodgrass, R.E. Casey.  2006.  Investigating the extent of earthworm-driven physical and chemical alteration of roadway-derived dust in urban soils.  9th Annual Meeting of the Baltimore Ecosystem Study, Baltimore, MD.  Poster Session.

61. Lev, S.M., R.E. Casey, E.R. Landa, J.W. Snodgrass.  2006.  Chemical and biological impacts of roadway derived contaminants entering stormwater retention systems.  9th Annual Meeting of the Baltimore Ecosystem Study, Baltimore, MD.  Oral Presentation.

60. Camponelli, K.M.**, R.E. Casey, M.E. Wright*, S.M. Lev, E.R. Landa.  2006.  Transportation and bioavailability of copper and zinc in a stormwater retention pond.  Joint Assembly of the American Geophysical Union.  Baltimore, MD.  Oral Presentation.

59. Carroll, W.**, S.M. Lev, K. Szlavecz, E.R. Landa, R.E. Casey, J.W. Snodgrass.  2006.  Tires, worms and weathering:  investigating the role of earthworm processes in urban soils receiving roadway derived contaminants.  Joint Assembly of the American Geophysical Union.  Baltimore, MD.  Poster Presentation.

58. Camponelli, K.M.**, R.E. Casey, S.M. Lev, E.R. Landa and J. Snodgrass.  2005.  Determining the Chemical and Biological Availability of Zinc in Urban Stormwater Retention Ponds.  Eos Trans. AGU, 86(52), Fall Meet. Suppl., Abstract B23B-1049, Poster Presentation.

57. Camponelli, K.M.**, R.E. Casey, M.E. Wright*, S.M. Lev, E.R. Landa.  2005.  Spatial distribution and chemical fractionation of Cu and Zn in a stormwater retention pond.  26th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Baltimore, MD.  Poster Presentation.

56. Snodgrass, J.W., D. Joseph*, R.E. Casey.  2005.  Toxicity of stormwater pond sediments for embryo and larval amphibians.  26th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Baltimore, MD.  Poster Presentation.

55. Jackson, K.L.*, R.E. Casey, J.W. Snodgrass.  2005.  Effect of uptake route on bioaccumulation of trace elements in larval amphibians.  26th Annual Meeting of the Society of Environmental Toxicology and Chemistry.  Baltimore, MD.  Poster Presentation. 

54. Wong, C.P.*, L. Murawski*,  R.V. Pouyat,  K. Szlavecz, P. Marra, R.E. Casey, and S.M. Lev.  2005. Heavy metal variations in residential soil communities along an urban to rural gradient.  8th Annual Meeting of the Baltimore Ecosystem Study, Baltimore, MD.  Poster Session.

53. Murawski, L.*, C.P. Wong, R.V. Pouyat,  K. Szlavecz, P. Marra, R.E. Casey, and S.M. Lev.  2005. Variations in calcium and arthropod abundance in residential yards along an urban to rural gradient.  8th Annual Meeting of the Baltimore Ecosystem Study, Baltimore, MD.  Poster Session.

52. Jackson, K.L.*, R.E. Casey, J.W. Snodgrass.  2005.  Effect of uptake route on bioaccumulation of trace elements in larval amphibians.  8th Annual Undergraduate Research Symposium in the Chemical and Biological Sciences, Catonsville, MD.  Poster Session. 

51. Townsend, K.*, K. Szlavecz, R.E. Casey, K. Camponelli**.  2005.  Feeding behavior or Narceus annularis, a native North American millipede.  10th Biennial International Conference of the Soil Ecology Society.  Argonne National Laboratory, IL.  Poster Session.

50. Partey, F. K., Lev, S., Casey R.E., Widom, E., Lueth, V., , and Rakovan, J.  2005.  Source of Fluorine and Petrogenesis of the Rio Grande Rift Type Barite-Fluorite-Galena Deposits.  15th Annual V. M. Goldschmidt Conference Abstracts, Geochimica et Comochimica Acta, 69 (10S), p. A878.  Oral Presentation.

49. Atueyi, S.*, J. Simon**, J.W. Snodgrass, R.E. Casey.  2004.  Temporal tends in trace element levels in macroinvertebrates from stormwater retention ponds.  4th SETAC World Congress.  Portland, OR.  Poster Session.

48. J. Simon**, J.W. Snodgrass, R.E. Casey.  2004.  Land-use effects on amphibian use of stormwater retention ponds and anuran larvae metal concentrations.  4th SETAC World Congress.  Portland, OR.  Poster Session.

47. Atueyi, S.*, J. Simon**, J.W. Snodgrass, R.E. Casey.  2004.  Temporal tends in trace element levels in macroinvertebrates from stormwater retention ponds.  7th Annual Meeting of the Baltimore Ecosystem Study, Catonsville, MD.  Poster Session.

46. Atueyi, S.*, J. Simon**, J.W. Snodgrass, R.E. Casey.  2004.  Temporal tends in trace element levels in macroinvertebrates from stormwater retention ponds.  7th Annual Undergraduate Research Symposium in the Chemical and Biological Sciences, Catonsville, MD.  Poster Session.

45. Casey, R.E., A.J. Pribula.  2004.  Effect of Environmental Conditions on Aqueous Copper Concentrations:  A Laboratory Experiment at the Introductory Level.  18th Biennial Conference on Chemical Education.  Oral Presentation.

44. Simon, J.A.**, J.W. Snodgrass, and R.E. Casey.  2004.  Land-use effects on amphibian use of stormwater retention ponds and larval metal concentrations.  2004 Joint Meeting of Ichthyologists and Herpetologists, May 26 - 31, 2004, Norman, OK.  Oral presentation.

43. Simon, J.A.**, J.W. Snodgrass, R.E. Casey.  2004.  Land use effects on amphibian use of retention ponds and larval metal concentrations.  ESA Mid-Atlantic Ecology Conference, Lancaster, PA.  Poster Session.

42. Atueyi, S.*, J.W. Snodgrass, R.E. Casey.  2003.  Trace metals in aquatic invertebrates in stormwater retention ponds in suburban Maryland.  6th Annual Undergraduate Research Symposium in the Chemical and Biological Sciences, Catonsville, MD.  Poster Session.

41. Atueyi, S.*, J.W. Snodgrass, R.E. Casey.  2003.  Trace metals in aquatic invertebrates in stormwater retention ponds in suburban Maryland.  6th Annual Meeting of the Baltimore Ecosystem Study, Baltimore, MD.  Poster Session.

40. Shaw, A.N.*, L.R. Massal**, J.W. Snodgrass, R.E. Casey.  2002.  Trace metal levels in storm water retention ponds in Suburban Maryland.  23rd Annual Meeting of the Society of Environmental Toxicology and Chemistry, Salt Lake City, UT.  Interactive Poster Session.

39. Massal, L.R.**, R.E. Casey, J.W. Snodgrass.  2002.  Nitrate concentrations of stormwater retention basins in Maryland.  23rd Annual Meeting of the Society of Environmental Toxicology and Chemistry, Salt Lake City, UT.  Poster Session.

38. Casey, R.E. and F.A. Pittman.  2002.  Intermolecular forces as a key to understanding chemical fate and environmental issues.  23rd Annual Meeting of the Society of Environmental Toxicology and Chemistry, Salt Lake City, UT.  Oral Presentation.

37. Shaw, A.N.*, L.R. Massal**, J.W. Snodgrass, R.E. Casey.  2002.  Evaluation of trace metal levels in storm water retention ponds.  5th Annual Undergraduate Research Symposium in the Chemical and Biological Sciences, Catonsville, MD.  Poster Session.

36. Seyfferth, A*. R.E. Casey.  2002.  Evaluation of silicone rubber tubing as a sampling device for nitrous oxide emissions from saturated soils.  5th Annual Undergraduate Research Symposium in the Chemical and Biological Sciences, Catonsville, MD.  Poster Session.

35. Shaw, A.N.*, L.R. Massal**, J.W. Snodgrass, R.E. Casey.  2002.  Evaluation of trace metal levels in storm water retention ponds.  12th Annual Meeting of the Society of Environmental Journalists, Baltimore, MD.  Poster Session.

34. Shaw, A.N.*, L.R. Massal**, J.W. Snodgrass, R.E. Casey.  2002.  Evaluation of trace metal levels in storm water retention ponds.  5th Annual Meeting of  the Baltimore Ecosystem Study, Baltimore, MD.  Poster Session.

33. Grier, G.M.*, A. Shaw*, R.E. Casey.  2001.  Growing season nutrient attenuation in a mature constructed wetland on a golf course.  22nd Annual Meeting of the Society of Environmental Toxicology and Chemistry, Baltimore, MD.  Poster Session.

32. Shaw, A.*, R.E. Casey.  2001.  Evaluation of trace metal levels in storm water retention ponds.  4th Annual Meeting of the Baltimore Ecosystem Study, Baltimore, MD.  Poster Session

31. Grier, G.M.*, R.E. Casey.  2001.  Nitrogen removal in constructed wetland soils.  4th Annual Undergraduate Symposium in the Chemical and Biological Sciences, Catonsville, MD.  Poster Session.

30. Casey, R.E., M.D. Taylor, S.J. Klaine.  2000.  Localization of denitrifying activity in preferential flow pores in riparian wetlands. 21st Annual Meeting of the Society of Environmental Toxicology and Chemistry, Nashville, TN.  Poster Session.

29. Casey, R.E., M.D. Taylor, S.J. Klaine.  2000.  Landscape-level nitrogen management strategies for golf courses. 21st Annual Meeting of the Society of Environmental Toxicology and Chemistry, Nashville, TN.  Poster Session. Invited.

28. Taylor, M.D., R.E. Casey, S.J. Klaine.  2000.  Development of a field-scale anaerobic denitrification system for managing nitrate leachate from golf greens. 21st Annual Meeting of the Society of Environmental Toxicology and Chemistry, Nashville, TN.  Poster Session.  Invited.

27. VanGenderen, E.J., A.C. Ryan, , R.E. Casey, J.R. Tomasso, S.J. Klaine.  2000.  The need to equilibrate DOM and metal solutions prior to bioassay initiation. 21st Annual Meeting of the Society of Environmental Toxicology and Chemistry, Nashville, TN.  Poster Session.

26. Ryan, A.C., E.J. VanGenderen , R.E. Casey, J.R. Tomasso, S.J. Klaine.  2000.  Influence of dissolved natural organic matter on copper toxicity to larval fathead minnows (Pimephales promelas). 21st Annual Meeting of the Society of Environmental Toxicology and Chemistry, Nashville, TN.  Poster Session.

25. Klaine, S.J., R.E. Casey, S.L. Knuteson, M.D. Taylor.  2000.  Watershed-scale strategies for the reduction of pesticide and nutrient pollution.  3rd Society of Environmental Toxicology and Chemistry World Congress, Brighton, U.K.  Poster Session.

24. Casey, R.E., M.D. Taylor, S.J. Klaine.  2000.  Localization of denitrifying activity in preferential flow pores in riparian wetlands. Carolinas Society of Environmental Toxicology and Chemistry, Wilmington, NC.

23. Taylor, M.D., R.E. Casey, S.J Klaine.  2000.  An anaerobic denitrification system to attenuate nitrate runoff from golf greens. Carolinas Society of Environmental Toxicology and Chemistry, Wilmington, NC.

22. Casey, R.E., M.D. Taylor, J.A. Smink, S.J. Klaine.  1999.  Mechanisms of nutrient attenuation in a natural riparian wetland receiving golf course runoff.  20th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Philadelphia, PA.  Poster Session.

21. M.D. Taylor, R.E. Casey, S.J. Klaine.  1999.  Risk mitigation strategy for golf course greens.  20th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Philadelphia, PA.  Poster Session.

20. Casey, R.E., M.D. Taylor, S.J. Klaine.  1999.  Attenuation of nutrients in golf course runoff by a natural riparian wetland.  7th Symposium on the Chemistry and Fate of Modern Pesticides, Lawrence, KS.  Poster Session.

19. Casey, R.E., M.D. Taylor, S.J. Klaine.  1999.  Attenuation of nutrients in golf course runoff by a natural riparian wetland.  Meeting of the South Carolina Aquatic Plant Management Society, Columbia, SC.  Invited.

18. Casey, R.E., M.D. Taylor, S.J. Klaine.  1999.  Attenuation of nutrients in golf course runoff by a natural riparian wetland.  9th Annual Meeting of the European Society for Environmental Toxicology and Chemistry, Leipzig, Germany.

17. Casey, R.E., S.J. Klaine.  1999. Attenuation of nutrients in golf course runoff by a natural riparian wetland.  Carolinas Society of Environmental Toxicology and Chemistry, Columbia, SC.

16. Casey, R.E., S.J. Klaine.  1999.  Attenuation of nutrients in golf course runoff by a natural riparian wetland.  South Carolina Water and Environment Symposium, Columbia, SC.

15. Smink, J.A., R.E. Casey, S.J. Klaine.  1999.  Groundwater nitrate contaminant flux from an agricultural field to a first order stream:  the riparian filter.  South Carolina Water and Environment Symposium, Columbia, SC.

14. Taylor, M.D., R.E. Casey, S.J. Klaine.  1999.  Laboratory validation of an anaerobic denitrification system to attenuate nitrate runoff from golf greens.  South Carolina Water and Environment Symposium, Columbia, SC.

13. Casey, R.E.,  S.J. Klaine.  1998.  Reduction of nutrients from storm flow by a natural riparian wetland.  19th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Charlotte, NC.  Poster Session.

12. Casey, R.E. 1998.  Removal of Golf Course Chemicals from Runoff by a Riparian Wetland at Cheraw State Park.  Meeting of the South Carolina Turfgrass Foundation, Florence, SC. Invited.

11. Casey, R.E., J.A. Smink, S.J. Klaine.  1997.  Attenuation of Nutrients by a Natural Riparian Zone During Natural Storm Events.  18th Annual Meeting of the Society of Environmental Toxicology and Chemistry, San Francisco, CA.  Poster Session.

10. Casey, R.E., S.J. Klaine.  1997.  Attenuation of nutrients by a natural riparian zone during natural and artificial storm events.  18th Annual Meeting of the Society of Environmental Toxicology and Chemistry, San Francisco, CA.  Poster Session.

9. Smink, J.A., R.E. Casey, S.J. Klaine.  1997.  Attenuation of nutrients by wetlands and riparian zones in an agricultural watershed. 18th Annual Meeting of the Society of Environmental Toxicology and Chemistry, San Francisco, CA.  Poster Session.

8. Cruz-Li, E.I., J.A. Smink, R.E. Casey, S.J. Klaine, G.P. Cobb.  1997.  Pesticide movement in a coastal watershed.  18th Annual Meeting of the Society of Environmental Toxicology and Chemistry, San Francisco, CA.  Poster Session.

7. Casey, R.E., R. Benjamin, R. Brown, M. Frasier, S.J. Klaine.  1996.  Response of Selenastrum capricornutum growth rates to 32 d continuous atrazine exposure.  17th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Washington, D.C.  Poster Session.

6. Fernandes, D., M.J. Harrison, R. Benjamin, R. Brown, R.E. Casey, B. Joab, J. Overmeyer, S.J. Klaine.  1996.  Intrinsic rates of algal population increases during 96 hr atrazine exposure and subsequent 96 hr recovery.  17th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Washington, D.C.  Poster Session.

5. Harrision, M., R. Benjamin, R. Brown, R.E. Casey, B. Joab, D. Fernandes, J. Overmeyer, S.J. Klaine.  1996.  Intrinsic rates of algal population increase following 48 d pulsed atrazine exposures.  17th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Washington, D.C.  Poster Session.

4. Cruz-Li, E.I., M. Grier, R.E. Casey, J. Smink, S.J. Klaine, G.P. Cobb.  1996.  Pesticide movement due to runoff in a coastal watershed.  17th Annual Meeting of the Society of Environmental Toxicology and Chemistry, Washington, D.C.  Poster Session.

3. Casey, R.E., R. Brown, D. Fernandez, M. Fraiser, M. Harrison, B. Joab, J. Overmeyer, S.J. Klaine, R.B. Benjamin.  1996.  Effects of Chronic Low Level Atrazine Exposure on the Growth of Selnastrum Capricornutum Populations.  6th Symposium on Environmental Toxicology and Risk Assessment.  Orlando, FL.              

2. Casey, R.E., W.R. Obermeyer, J.M. Betz, E.P. Mazola and S.M. Musser.  Bioassay Directed Fractionation of Cytotoxic Compounds from Chaparral (Larrea tridentata).  1993.  34th Annual Meeting of the American Society of Pharmacognosy.  San Diego, CA.  Poster Session.

1. Betz, J.M., and R.E. Casey.  Determination of Lobeline in Lobelia inflata L.- containing Dietary Supplements by Capillary Electrophoresis.  1994.  35th Annual Meeting of the   American Society of Pharmacognosy.  Halifax, Nova Scotia.  Poster Session.

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