Ecology of tidal embayments

Effects of nonpoint pollution on freshwater ecosystems

PROFESSIONAL ORGANIZATIONS

American Society of Limnology and Oceanography

Ecological Society of America

Societas Internationalis Limnologiae

North American Benthological Society

Estuarine Research Federation

Phycological Society of America

Soil and Water Conservation Society

COURSES TAUGHT:

EVPP 110/111: The Ecosphere: Environmental Science I, II

-developed and coordinated

BIOL 103-104: Contemporary Biology

BIOL 307: General Ecology

BIOL 341: Phycology

EVPP/BIOL 350: Freshwater Ecosystems

BIOL 377: Ecosystems Ecology

BIOL 546: Estuarine and Coastal Ecology

EVPP/BIOL 550: Waterscape Ecology (formerly Limnology)

EVPP 555: Lab in Waterscape Ecology

EVPP/BIOL 607: Fundamentals of Ecology

BIOL 643: Microbial Ecology

EVPP/BIOL 645: Freshwater Ecology

EVPP/BIOL 650: Environmental Analysis and Modeling

EVPP 677: Applied Ecology and Ecosystem Management

EVPP/BIOL 692: Seminar in Environmental Biology

EVPP/BIOL 741: Advanced Topics in Environmental Biology

EVPP/BIOL 991: Advanced Seminar in Environmental Biology

PAGE 227-228: Scientific Thought and Processes

Course Coordinator, PAGE 228, 1986-1989

NCLC 220: Energy and Environment

HNRS 228: Watershed Sustainability Science

EVPP 741: Exploratory and Multivariate Analysis

Eagle Hill Field Research Station: Introduction to Freshwater Ecology

RESEARCH EXPERIENCE

George Mason University (1980-present):

Use of macroinvertebrates to assess stream ecosystem and water quality

Long-term study of water quality and aquatic ecology in Gunston Cove

Effects of urban runoff on lake phytoplankton and stream invertebrates

Effect of riparian buffers on stream invertebrates

Land use-water resource relationships in Virginia

Bioassays of toxicity of sewage effluent to Daphnia

Ecological impact of Hydrilla invasion on the Potomac River

Use of plant pigments as taxonomic markers in aquatic systems

Total Maximum Daily Load (TMDL) Studies

University of Wisconsin-Madison (1977-1980): Ph.D. dissertation research on primary production and community composition of epiphytic algae in Lake Wingra, Wisconsin

Battelle Northwest Laboratories (1977): EPA study to assess Kepone contamination of the James River, Virginia

University of Michigan Biological Station (1976): Independent research project on the colonization of artificial substrates by freshwater protozoans

Vanderbilt University (1974-1976): M.A. thesis research on the dynamics of substrate colonization by attached algae in a freshwater lake

Texas Water Quality Board (1973-1974): Limnological surveys of Texas lakes and streams subjected to various levels of pollution

PEER-REVIEWED JOURNAL ARTICLES

Jones, R.C., J. Cairns, Jr., and W.H. Yongue, Jr. 1976. Vertical gradients in artificial substrate-associated protozoan community structure in a stratified freshwater lake. Journal of the Elisha Mitchell Scientific Society 92: 1-8.

Jones, R.C. 1978. Algal biomass dynamics during colonization of artificial islands: experimental results and a model. Hydrobiologia 59: 165-180.

Jones, R.C. 1981. Productivity of algal epiphytes in a Georgia salt marsh: effect of innundation frequency and implications for total marsh productivity. Estuaries 3: 315-317.

Jones, R.C. and M.S. Adams. 1982. Seasonal variations in photosynthetic response of algae epiphytic on Myriophyllum spicatum L. Aquatic Botany 13: 317-330.

Jones, R.C., M.S. Adams, and K. Walti. 1983. Phytoplankton as a factor in the decline of the submersed macrophyte Myriophyllum spicatum L. in Lake Wingra, Wisconsin, U.S.A. Hydrobiologia 107: 213-219.

Jones, R.C. 1984. Application of a primary production model to epiphytic algae in a shallow, eutrophic lake. Ecology 65:1895-1903.

Jones, R.C. 1984. Effects of urban stormwater runoff on reservoir phytoplankton. Verhandlungen Internationale Vereinigung Limnologie 22: 1486-1492.

Jones, R.C. and C.C. Clark. 1987. Impact of watershed urbanization on stream insect communities. Water Resources Bulletin 23: 1047-1055.

Edson, J.J. and R.C. Jones. 1988. Spatial, temporal, and storm-runoff related variations in phytoplankton community community structure in a small urban reservoir. Hydrobiologia 169: 353-362.

Jones, R.C. 1990. The effect of submersed aquatic vegetation on phytoplankton and water quality in the tidal freshwater Potomac River. Journal of Freshwater Ecology 5: 279-288.

Jones, R.C. 1991. Spatial and temporal patterns in a cyanobacterial phytoplankton bloom in the tidal freshwater Potomac River, U.S.A. Verhandlungen Internationale Vereinigung Limnologie 24: 1698-1702.

Fulton, R.S. and R.C. Jones. 1991. Growth and reproductive responses of Daphnia to cyanobacterial blooms on the Potomac River. Internationale Review gesamten Hydrobiologie 76: 5-19.

Jones, R.C., C. Buchanan, and V. Andrle. 1992. Spatial, seasonal, and interannual patterns in the phytoplankton communities of a tidal freshwater ecosystem. Virginia Journal of Science 43: 25-40.

Connor, T.E. and R.C. Jones. 1993. Population dynamics of Bosmina longirostris in a tidal freshwater ecosystem. Verhandlungen Internationale Vereinigung Limnologie 25: 984-987.

Thorp, A.G., R.C. Jones, and D.P. Kelso. 1997. A comparison of water-column macroinvertebrate communities in beds of differing submersed aquatic vegetation in the tidal freshwater Potomac River. Estuaries 20: 86-95.

Jones, R.C. 1998. Seasonal and spatial patterns in phytoplankton photosynthetic parameters in a tidal freshwater river. Hydrobiologia 364: 199-208.

Connor, T.E. and R.C. Jones. 1998. Survival and reproduction by Bosmina longirostris fed two species of green algae. 25: 984-987.

Norton, S.B., S. Cormier, M. Smith, and R.C. Jones. 2000. Can biological assessments discriminate among types of stress? A case study from the Eastern Corn Belt Plains ecoregion. Environmental Toxicology and Contamination 19: 1113-1119.

Coles, J.F. and R.C. Jones. 2000. The effects of temperature and light on the growth and photosynthetic response of four freshwater phytoplankton species. Journal of Phycology 36: 7-16.

Connor, T.E. and R.C. Jones. 2000. Zooplankton dynamics in an artificially destratified reservoir, Lake Barcroft, Fairfax County, Virginia: a 2-year study. Verhandlungen Internationale Vereinigung Limnologie 27: 2950-2953.

Jones, R.C. 2000. Long-term trends in summer phytoplankton chlorophyll a in the tidal freshwater Potomac River, USA: relationship to climatic and management factors. Verhandlungen Internationale Vereinigung Limnologie 27: 2959-2962.

Norton, S.B., S. Cormier, M. Smith, R.C. Jones, and M. Schubauer-Berigan. 2002. Predicting Levels of Stress from Biological Assessment Data: Empirical Models from the Eastern Corn Belt Plains Ecoregion. Environmental Contamination and Toxicology 21: 1168-1175.

Jones, R.C., D.P. Kelso, and E. Schaeffer. 2008. Spatial and seasonal patterns in water quality in an embayment-mainstem reach of the tidal freshwater Potomac River, USA: a multiyear study. Environmental Monitoring and Assessment 147:351-375. DOI 10.1007/s10661-007-0126-0. Available on line at Springer web site.

Jones, R.C. 2008. Long term response of water quality to changes in nutrient loading at a mainstem site in the tidal freshwater Potomac River. Verhandlungen Internationale Vereinigung Limnologie 30(4): 633-637.

Orzetti, L.L. and R.C. Jones. Benthic community structure in streams of varying riparian buffer age in the Chesapeake Bay watershed. Journal of the American Water Resources Association. (Accepted pending final revisions).

MONOGRAPHS

Jones, R.C. 1977. Algal biomass dynamics during colonization of artificial islands in a freshwater lake. Master's thesis. Vanderbilt University. 167 pp. (Thesis Advisor: C. Rodell)

Jones, R.C. 1980. Primary production, biomass, nutrient limitation, and community structure of algal communities epiphytic on Myriophyllum spicatum in Lake Wingra, Wisconsin. Ph.D. dissertation. University of Wisconsin-Madison. (Dissertation Advisor: M.S. Adams)

Jones, R.C. and B.H. Holmes. 1985. Effects of Land Use Practices on Water Resources in Virginia. Bulletin 144. Virginia Water Resources Research Center. Blacksburg, VA.

Long, G.R. and R.C. Jones. 2004. Development of Predictive Relationships between Stressors and Macrobenthic Communities for Use in Implementing TMDL’s. Virginia Water Resources Research Center Special Report SR26-2004. 63 pp. Available at: http://www.vwrrc.vt.edu/publications/special_reports.htm

EDITED VOLUMES

Jones, R.C., G.W. Redfield, and D.P. Kelso (eds). 1982. Urbanization, Stormwater Runoff, and the Aquatic Environment. George Mason University. 140 pp.

BOOK CHAPTERS AND SYMPOSIUM PROCEEDINGS

Jones, R.C., A. Gurevitch, and M.S. Adams. 1980. Significance of the epiphyte component of the littoral to biomass and phosphorus removal by harvesting. Pages 51-61 in J.E. Breck, R.T. Prentki, and O.L. Loucks (eds). Aquatic Plants, Lake Management, and Ecosystem Consequences of Lake Harvesting. Institute for Environmental Studies, University of Wisconsin-Madison.

Redfield, G.W. and R.C. Jones. 1982. Effects of urbanization on lake ecosystems. Pages 42-60 in R.C. Jones, G.W. Redfield, and D.P. Kelso (eds). Urbanization, Stormwater Runoff, and the Aquatic Environment. George Mason University.

Jones, R.C., and K.B. Mayer. 1983. Seasonal changes in the taxonomic composition of epiphytic algal communities in Lake Wingra, Wisconsin, U.S.A. Pages 11-16 in R.G. Wetzel (ed.) Periphyton of Freshwater Ecosystems. Dr. W. Junk Publishers. The Hague, Netherlands.

Jones, R.C. 1988. Use of in situ nutrient addition and dilution bioassays to detect nutrient limitation in the tidal freshwater Potomac. Pages 241-252 in Understanding the Estuary: Advances in Chesapeake Bay Research. Chesapeake Research Consortium Publication 129. CBP/TRS 24/88.

Jones, R.C. 1988. Submersed aquatic weedbeds as a habitat in the tidal freshwater Potomac. Pages 15-25 in Submerged Aquatic Vegetation in the Potomac. M.P. Sullivan and J.H. Hannahan (eds.). D.C. Water Resources Research Center Report No. 87.

Kircher, S.R. and R.C. Jones. 1991. The temporal and spatial distribution of sediment phosphorus and iron in Gunston Cove, Virginia. In: New Perspectives in the Chesapeake System: A Research and Management Partnership. Proceedings of a Conference. Chesapeake Research Consortium. Publication No. 137.

Jones, R.C., T. Grizzard, and R.E. Cooper. 1996. The response of stream macroinvertebrates and water quality to varying degrees of watershed suburbanization in northern Virginia. Pages 671-674 in Watershed ‘96: Moving Ahead Together. U.S. Environmental Protection Agency.

Jones, R.C., A. Via-Norton, and D. Morgan. 1997. Bioassessment of BMP effectiveness in mitigating stormwater impacts on aquatic biota. Pages 402-417 in Effects of Watershed Development and Management on Aquatic Ecosystems. Larry Roesner (ed.) American Society of Civil Engineers. New York.

Jones, R.C., J. Wilder, and H. Jorgensen. 2008. GIS-based forested riparian buffer analysis of selected streams in the Chesapeake Bay watershed. Pages 199-203 in Connecting Management to Aquatic Communities. Proceedings of 2007 Virginia/West Virginia Water Research Symposium. A. Constantinescu (ed). Virginia Water Resources Research Center. Blacksburg, MD. Available on line: www.vwrrc.vt.edu/pdfs/proceedings/2007WaterResearchSymposium_proceedings.pdf

WORKS IN PROGRESS:

Jones, R.C. In preparation. Recovery of a tidal freshwater embayment from eutrophication: a long term study. To be submitted to Estuaries and Coasts.

INVITED PRESENTATIONS (recent):

"Stormwater impacts on streams, lakes, and ponds". Stormwater Technical Workshop. Annapolis, MD. November 8, 1993. Sponsored by U.S. EPA Region III.

"Use of rapid bioassessment in assessing urban stormwater impacts." National Stormwater Coordinators Meeting. February 3, 1994. Sponsored by U.S. EPA.

"An evaluation of multivariate statistical methods and multimetric approaches in assessing urbanization impacts on stream macrobenthos." Workshop on Statistics, Metrics, and Data Analysis. North American Benthological Society Annual Meeting. May 24, 1994.

“Urban stormwater and the aquatic biota: are they compatible?”. New Concepts in Urban Stormwater Management Technology Seminar. George Mason University. February 1999.

“Gunston Cove Monitoring: Long-term Trends in Physical, Chemical, and Biological Parameters at River and Cove Stations, 1983-2000.” Regional Monitoring Subcommittee. Washington Metropolitan Council of Governments. December 13, 2001.

“Environmental Studies to Support NASA Facility Management and Chesapeake Bay Restoration.” Given October 2002 to NASA Headquarters Staff and broadcast to NASA field staff by TV.

“3-D GIS in Urban Environment”. GIS Day at GMU. November 19, 2003.

“Graduate Programs in Environmental Management at George Mason University”. Invited presentation at Annual Meeting of the Multistate Working Group on Environmental Performance. Charleston, West Virginia. June 28-30, 2004.

Water column nutrient, water quality, and phytoplankton responses to external and internal nutrient loading in the Gunston Cove area of the tidal freshwater Potomac River. R. Christian Jones and Donald P. Kelso. Special session SPS-36. Estuarine Research Federation biennial meeting. Norfolk, VA. Fall 2005.

Twenty years of changes in the middle tidal freshwater Potomac River. Donald P. Kelso and R Chris Jones. Presented to Potomac River Conference sponsored by the Interstate Commission on the Potomac River Basin. September 2005.

Thresholds in the Recovery of Eutrophic Coastal Ecosystems. Chesapeake Bay Program Scientific and Technical Advisory Committee. Belmont, MD. February 2007.

Long term responses of water quality in the tidal freshwater Potomac River to changes in nutrient loading. Invited presentation to the Potomac Monitoring Forum. Washington Metropolitan Council of Governments. March 2008.

The Chesapeake Bay: Overview and Selected Topics. Osher Lifelong Learning Institute. George Mason University. February 2009.

CONTRIBUTED PRESENTATIONS (recent):

Connor, T.E. and R.C. Jones. May 1993. Survival and reproduction by Bosmina longirostris fed two species of green algae. Virginia Academy of Science Annual Meeting and American Society of Limnology and Oceanographgy Annual Meeting.

Via-Norton, A. and R.C. Jones. May 1993. Population dynamics of Eurytemora affinis in the tidal freshwater Potomac River. Virginia Academy of Science Annual Meeting.

Jones, R.C. June 1993. Factors affecting summer phytoplankton biomass in the tidal freshwater Potomac River. American Society of Limnology and Oceanography Annual Meeting.

Jones, R.C. and D.P. Kelso. April 1994. Effects of nonpoint source pollution on macroinvertebrate and fish communities in northern Virginia streams. Virginia Waters Conference.

Jones, R.C., D.P. Kelso, D.R. Morgan, and P.S. Winesett. May 1994. Prince William watersheds project: Stream bioassessment. Society of Wetland Scientists Annual Meeting.

Jones, R.C., and J. Chen. June 1994. Seasonal dynamics of phytoplankton in the tidal freshwater Potomac River. American Society of Limnology and Oceanography/ Phycological Society of America Joint Meeting.

Jones, R.C., A. Via-Norton, and P.S. Winesett. June 1995. A comparison of benthic macroinvertebrate communities in streams draining northern Virginia watersheds of varying degrees of urban development. North American Benthological Society Annual Meeting.

Jones, R.C., A. Via-Norton, and P.S. Winesett. June 1996. The response of benthic macroinvertebrate communities to watershed suburbanization and best management practices in northern Virgina. North American Benthological Society Annual Meeting.

Sklarew, D.M. and R.C. Jones. February 1997. Factors affecting interannual water quality changes in the upper Potomac estuary. Atlantic Estuarine Research Society Meeting.

Jones, R.C., A. Via-Norton, and D. Morgan. June 1997. The relationship between habitat factors and macroinvertebrate metrics in suburban and forested Piedmont watersheds. North American Benthological Society Annual Meeting.

Sklarew, D.M. and R.C. Jones. October 1997. Inter-annual changes in water quality along the Potomac River estuary: implications for nutrient management. Estuarine Research Federation Biennial Meeting.

Jones, R.C. and J. Chen. October 1997. Use of HPLC to monitor phytoplankton community dynamics in tidal freshwater: compaison with traditional inverted microscopy. Estuarine Research Federation Biennial Meeting.

Jones, R.C. March 1998. Long-term trends in summer phytoplankton chlorophyll a in the tidal freshwater Potomac River: relationship to climatic and management factors. Atlantic Estuarine Research Society Meeting.

Islam, S. and R.C. Jones. May 1998. Seasonal abundance of phytoplankton in Gunston Cove: 1995. Virginia Academy of Science Annual Meeting. (Oral presentation)

Jones, R.C. August 1998. Long-term trends in summer phytoplankton chlorophyll a in the tidal freshwater Potomac River: relationship to climatic and management factors. Societas Internationalis Limnologiae Congress. (Oral presentation)

Connor, T.E. and R.C. Jones. August 1998. Zooplankton communities in Lake Barcroft, Virginia. Societas Internationalis Limnologiae Congress. (Poster presentation)

Astin, L.E. and R.C. Jones. May 1999. Effects of livestock exclusion on stream recovery in Clarke County, Virginia. North American Benthological Society Annual Meeting. (Poster presentation)

Maher, A.C. and R.C. Jones. May 1999. Stream habitat and macroinvertebrate community response to watershed suburbanization in northern Virginia. North American Benthological Society Annual Meeting. (Poster presentation)

Buchanan, C. and R.C. Jones. November 1999. Further analysis of predator-prey relationships in the Potomac Estuary monitoring data. Estuarine Research Federation Biennial Meeting. (Poster presentation).

Jones, R.C. and J. Chen. October 2000. Use of HPLC to Monitor Phytoplankton Dyanmics in Tidal Freshwater: Comparison with Traditional Inverted Microscopy. Atlantic Estuarine Research Society Spring Meeting. Norfolk, VA.

Brittingham, K.D., J.R. Keough, and R.C. Jones. June 2001. Food web analysis of a tidal freshwater embayment of the Potomac River using stable isotope techniques. North American Benthological Society Annual Meeting. LaCrosse, WI.

Arciszewski, J. and R.C. Jones. June 2001. Bioassessment of the Bull Run Watershed. Virginia Water Research Symposium 2001. Charlottesville, VA.

Jones, R.C. and G.R, Long. November 2001. Use of existing databases to develop a predictive model of macroinvertebrate-stressor relationships for Virginia streams. Virginia Water Research Symposium 2001. Charlottesville, VA.

Arciszewski, J. and R.C. Jones. November 2001. Bioassessment of the Bull Run Watershed. Virginia Water Research Symposium 2001. Charlottesville, VA.

Jones, R.C. December 2001. Gunston Cove monitoring: long-term trends in physical, chemical, and biological parameters at river and cove stations: 1983-2000. Washington Metropolitan Council of Governments. Potomac Monitoring Subcommittee. Washington, D.C.

Norton, S.B., S.M. Cormier, M. Smith, and R.C. Jones. June 2002. Predicting levels of stress from biological assessment data: regional models from the Eastern Corn Belt Plains of Ohio. North American Benthological Society Annual Meeting. Pittsburgh, PA.

Connor, T.E. and R.C. Jones. August 2002. The dynamics of Bosmina longirostris and Diaphanosoma brachyurum in a tidal freshwater embayment. VIth International Symposium on Cladocera, Wierzba, Poland. August 2002.

Jones, R.C. April 2003. Long-Term Trends in Water Quality in the Tidal Freshwater Potomac River. Spring 2003 Meeting of the Atlantic Estuarine Research Society, Atlantic Beach, NC.

Jones, R.C. and D.P. Kelso. June 2005. “Trends over two decades in water quality and phytoplankton in embayment and channel sites in the tidal freshwater Potomac River, USA”. American Society of Limnology and Oceanography. 2005 summer meeting. Santiago de Compostela, Spain. June 19-24.

Interannual patterns in fish communities in the Gunston Cove area of the tidal freshwater Potomac River. Donald P. Kelso and R.Christian Jones. Poster. Estuarine Research Federation biennial meeting. Norfolk, VA. Fall 2005.

An Overview of Ecological Studies at National Parks in the National Capital Region by George Mason University. R. Christian Jones, James Lawrey, Donald Kelso, Ted Bradley, John Dodge, Larry Rockwood and Cody Edwards. Poster. Spotlight on National Park Resources. National Capital Area. National Park Service. March 2006.

MAJOR REPORTS

An Ecological Study of Gunston Cove - 1984, Final Report. August 1985. Co-authored with D.P. Kelso and P.L. deFur. 208 pp.

An Ecological Study of Gunston Cove - 1985-86, Final Report. July 1986. Co-authored with D.P. Kelso and P.L. deFur. 164 pp. (includes section on Daphnia bioassays).

Data on Physical, Chemical, and Biological Characteristics of Hydrilla Beds, Mixed Vegetation Beds, and Unvegetated Sites in the Tidal Potomac River, Maryland and Virginia, 1987. U.S. Geological Survey Open-File Report 88-709. (Co-authored with V. Carter, N.B. Rybicki, J.W. Barko, P.V. Dresler, R.E. Hickman, and R.T. Anderson). 196 pp.

An Ecological Study of Gunston Cove - 1986-87, Final Report. September 1987. Co-authored with G.F. Warner, P.L. DeFur, and S.A. Touart. 240 pp.

An Ecological Study of Gunston Cove - 1987-88, Final Report. October 1988. Co-authored with D.P. Kelso.

An Ecological Study of Gunston Cove - 1988-89, Final Report. November 1989. Co-authored with D.P. Kelso. 250 pp.

An Ecological Study of Gunston Cove - 1989-90, Final Report. August 1990. Co-authored with D.P. Kelso. 285 pp.

An Ecological Study of Gunston Cove - 1990-91, Final Report. January 1992. Co-authored with D.P. Kelso. 159 pp.

An Ecological Study of Gunston Cove - 1991-92, Final Report. December 1992. Co-authored with D.P. Kelso. 147 pp.

An Ecological Study of Gunston Cove - 1992-93, Final Report. December 1993. Co-authored with D.P. Kelso. 145 pp.

An Ecological Study of Gunston Cove - 1993-94, Final Report. February 1995. Co-authored with D.P. Kelso. 139 pp.

An Ecological Study of Gunston Cove 1994-95, Final Report. December 1995. Co-authored with D.P. Kelso. 136 pp.

An Ecological Study of Gunston Cove 1995-96, Final Report. December 1996. Co-authored with D.P. Kelso. 144 pp.

An Ecological Study of Gunston Cove 1996-97, Final Report. December 1997. Co-authored with D.P. Kelso. 98 pp.

Bioassessment of Occoquan Filter Wash. 1995-97. Final Report. March 1998. Co-authored with D.P. Kelso. 51 pp.

Fort Belvoir Aquatic Studies: 1995-96. Final Report. November 1998. Co-authored with D.P. Kelso. 41 pp.

An Ecological Study of Gunston Cove 1997-98, Final Report. August 1998. Co-authored with D.P. Kelso. 98 pp.

An Ecological Study of Gunston Cove 1998-99, Final Report. September 1999. Co-authored with D.P. Kelso. 98 pp.

Bioassessments of the Bull Run Watershed. 1998-99. Final Report. July 2000. Co-authored with Joanna Arciszewski. 34 pp.

An Ecological Study of Gunston Cove 1999-2000, Final Report. November 2000. Co-authored with D.P. Kelso. 112 pp.

An Ecological Study of Gunston Cove 2000-2001, Final Report. December 2001. Co-authored with D.P. Kelso. 169 pp.

Bioassessment of Page Brook, Final Report. January 2002. Submitted to Clarke County, VA. Co-authored with L. Astin and K. Rowland. 36 pp.

Bioassessment of Roseville Run Watershed. Clarke Co., VA. Final Report. March 2002. Submitted to Clarke County, VA. Co-authored with L. Astin and K. Rowland. 25pp.

An Ecological Study of Tidal Powells Creek and the Adjacent Potomac River. Prince William County, Virginia. 2001. Final Report June, 2002. Co-authored with D.P. Kelso. 43 pp.

Bioassessment of Spout Run, Clarke County, VA. Final Report. August 2002. Submitted to Clarke County, VA. Co-authored with R. Hansen. 31 pp.

An Ecological Study of Gunston Cove 2001-2002, Final Report. April 2003. Co-authored with D.P. Kelso. 181 pp.

An Ecological Study of Gunston Cove 2002-2003, Final Report. December 2003. Co-authored with D.P. Kelso.

Aquatic Survey of NASA Goddard Space Flight Center. Main and East Campuses. 2002. Final Report. December 2003. 79 pp.

Forested Riparian Buffer Studies: Prince William County, VA, Lancaster County, PA, Frederick County, MD. 2004. Co-authored with John Wilder. 3 CD’s.

An Ecological Study of Gunston Cove 2003-2004, Final Report. June 10, 2005. Co-authored with D.P. Kelso. 167 pp.

Forested Riparian Buffer Study-Phase II. Counties of Henrico, Spotsylvania, and James City, Virginia; County of Prince Georges, Maryland and County of Dauphin, Pennsylvania. Final Report. August 2006.

An Ecological Study of Gunston Cove 2004-2005, Final Report. February 28, 2007. Co-authored with D.P. Kelso. 219 pp.

An Ecological Study of Gunston Cove 2006, Final Report. May 1, 2008. Co-authored with R. Kraus and D.P. Kelso. 131 pp.

An Ecological Study of Gunston Cove 2007. Final Report. October 24, 2008. Co-authored with R. Kraus and D.P. Kelso. 136 pp.

RESEARCH GRANTS

University Research Grants Program, George Mason University, "Photosynthetic adaptation by freshwater algal communities to variations in ambient light regime", December 1980 - May 1981. Funded: $1500.

University Research Grants Program, George Mason University, " A Survey of Four Fairfax County Lakes", December 1980 - May 1981. Funded: $150.

Subcontract on EPA grant to NUSAC, Inc., McLean, Va., "Analysis of Phytoplankton Communities in Lakes Accotink and Fairfax", January 1980 - August 1981. Funded: $1812.

Subcontract on EPA grant to NUSAC, Inc., McLean, Va., "Algal assays of Lakes Accotink and Fairfax", March 1980 - August 1981. Funded: $2338.

NSF Multiuser Equipment Request for a scintillation counter. (Co-PI). January 1981. Funded: $15,660.

University Research Grants Program, George Mason University. "The Effect of Urban Development on Stream Benthos Communities". May 1982 - April 1983. Funded: $300.

University Research Grants Program, George Mason University. "The Effect of Acid Precipitation on Benthic Insect Communities in an Appalachian Stream". May 1983 - April 1984. Funded: $1350.

Virginia Water Resources Research Center, Blacksburg, Virginia. "Effects of Land Use Practices on Water Resources". July 1983 - June 1984. Funded: $34,349.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove, Virginia". (Co-PI). February 1984 - February 1985. Funded: $97,052.

Greendale Development Company. "An Ecological Analysis of the Kingstowne Ponds Area". August 1985-September 1985. Funded: $2,982.

Metropolitan Washington Council of Governments. "Potomac Algal Bloom Studies". August 1985-July 1986. Funded: $6,859.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1985-86". July 1985-June 1986. Funded: $45,000.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1986-87". July 1986-July 1987. Funded: $60,000.

Metropolitan Washington Council of Governments. "A Study of Nutrient Limitations to Algal Growth in the Potomac River." August 1986-April 1987. Funded: $8,000.

National Park Service. "Submerged Aquatic Vegetation as a Biological Habitat in the Tidal Freshwater Potomac." August 1987-February 1988. Funded: $10,000.

Virginia Beef Corporation. "Monitoring of Benthic Invertebrates in Bolling Branch." April 1987-April 1989. Funded: $2,657.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1987-88." July 1987-June 1988. Funded: $80,000.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1988-89." July 1988-June 1989. Funded: $97,512.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1989-90." July 1989-June 1990. Funded: $89,495.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1990-91." July 1990-June 1991. Funded: $100,000. (Co-PI).

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1991-92." July 1991-June 1992. Funded: $81,613.

Metropolitan Washington Council of Governments. "Risk Assessment of Nitrogen-Fixing Algae." August 1991-May 1993. Funded: $8,000.

National Science Foundation. Instrumentation and Instrument Development Program. "Acquisition of a High-Performance Liquid Chromatography System". June 1992-May 1993. Approved, but not funded due to prior SRIF acquisition: $42,000.

District of Columbia Government. Water Quality Research Grant Program. "Taxonomic Identification of Phytoplankton and Zooplankton Samples from the Tidal Potomac River and its Tributaries." September 1992- December 1996. Awarded: $40,873.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1992-93." July 1992-June 1993. Funded: $86,053.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1993-94." July 1993-June 1994. Funded: $96,661.

U.S. Environmental Protection Agency. "Bioassessment of Suburban Nonpoint Pollution in Prince William County, Virginia". September 1993-May 1994. Funded: $40,000.

Black and Veatch Engineers & Architects. "Ecological Assessment of Occoquan Water Plant Filter Wash". November 1993-October 1998. Funded: $52,580.

Fairfax County, Virginia. "An Ecological Study of Gunston Cove - 1994-95." July 1994-June 1995. Funded: $81,613.

Northern Virginia Planning District Commission. "Bioassessment of Nonpoint Source Impacts in a High Priority Northern Virginia Watershed". January 1994-September 1995. Funded: $30,215. [This was actually EPA money which was passed through the local planning agency to the university].

George Mason University. Interdisciplinary Research Assistantship. "Role of Science and Policy in Resolving Wetlands-Stormwater Management Conflicts". (with Dr. Louise White, Department of Public Policy, GMU). September 1994-May 1995. Funded: $8,000.

GKY Associates. “Analysis of Lake Barcroft Plankton Samples.” May 1995-December 1995. Funded: $876.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 1995-96.” July 1995-June 1996. Funded: $81,613.

Interstate Commission on the Potomac River Basin. “Upper Potomac Estuary Integrative Analysis Project”. September 1995-August 1996. Funded: $22,424.

U.S. Army Garrison Fort Belvoir. “Fort Belvoir Aquatic Studies.” September 1995-September 1996. Funded: $24,979.

GKY Associates. “Analysis of Lake Barcroft Plankton Samples.” June 1996-December 1996. Funded: $902.

Prince William County, Virginia. “Bioassessment of Prince William County Watersheds.” June 1996-December 1997. Funded: $53,185.

U.S. Army Garrison Fort Belvoir. “Fort Belvoir Aquatic Studies.” September 1996-September 1997. Funded: $25,000.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 1996-97.” July 1996-June 1997. Funded: $40,807.

Metropolitan Washington Council of Governments. “Examination of the Baseline Status of Water Quality and Phytoplankton in the Tidal Potomac River Prior to the Initiation of Denitrification at Blue Plains: 1991-1993". February 1-June 30, 1997. Funded: $3,415.

Interstate Commission on the Potomac River Basin. “Integrative Assessment of the Non-tidal Potomac River.” March -September 1997. Funded: $11,383.

Clarke County, Virginia. “Bioassements of Page Brook.” May 1997-January 1999. Funded: $6,691

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 1997-98.” July 1997-June 1998. Funded: $40,807.

Washington Metropolitan Council of Governments. “Denitrification Water Quality Survey”. July 1997-June 1998. Funded: $18,643.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 1998-99.” July 1998-June 1999. Funded: $51,953.

Metropolitan Washington Council of Governments. “Denitrification Water Quality Survey: 1998” July 1998-January 1999. Funded: $18,637.

Prince William County, Virginia. “Bioassessment of Bull Run and its Tributaries.” June 1998-June 2000. $13,054.

Clarke County, Virginia. “Bioassements of Roseville Run.” May 1998-April 2000. Funded: $5,404.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 1999-2000.” July 1999-June 2000. Funded: $51,953.

Virginia Water Resources Research Center. “Development of Predictive Relationships between Stressors and Macrobenthic Communities for Use in Implementing TMDL’s”. July 1999-June 2001. Funded: $68,312.

Clarke County, Virginia. “Bioassessments of Spout Run”. September 1999-January 2002. Funded: $6,627.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 1999-2000.” July 1999-June 2000. Funded: $58,260.

USGS Patuxent Wildlife Research Center. Identification and relative abundance of plankton samples from Chesapeake Bay. July-August 2001. Funded: $2300+$644.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 2000-2001.” July 2000-June 2001. Funded: $54, 537.

Piedmont Environmental Council. “Baseline Ecological Survey of Tidal Powells Creek”. May 2001-January 2002. Funded: $7,909.

National Aeronautics and Space Administration. “Studies to Support NASA’s Committment to Environmental Quality at its Facilities Within the Chesapeake Bay Watershed”. July 1, 2001 - January 31, 2002. Funded: $99,360.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 2001-2002.” July 2001-June 2002. Funded: $54, 537.

National Aeronautics and Space Administration. “Studies to Support NASA’s Committment to Environmental Quality at its Facilities Within the Chesapeake Bay Watershed”. September, 2002 - September, 2003. Funded: $98,500.

USGS Patuxent Wildlife Research Center. “Identification and Relative Abundance of Plankton Samples from Chesapeake Bay. May-September 2002. Funded: $1748.

USGS Reston. “Biodegradation of Chlorinated Solvents in Freshwater Wetland” July 2002-July 2003. Funded: $25,000.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 2002-2003.” July 2002-June 2003. Funded: $54, 537.

Virginia Department of Environmental Quality. “Development of TMDL’s for Virginia Streams on the 2004 Commitment List”. February 2003-December 2004. Funded: $146,156.

Virginia Department of Forestry. “Stream Community Structure: An Analysis of Riparian Forest Buffer Restoration in the Chesapeake Bay Watershed”. May 2003-April 2004. (with Leslie Orzetti). Funded: $12,634

National Park Service. “Summary Compendium of Watershed Condition Assessment Methods”. October 2003-December 2006. (with Candy Bartoldus) $247,571.

USDA Forest Service. “Conservation of Riparian Forest Buffers in the Chesapeake Bay: A GIS-based Historical Analysis of Buffer Conservation-Phase I”. July –December 2003. $51,015.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 2003-2004.” July 2003-September 30, 2004. Funded: $54, 537.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 2005.” March 2005-February 2006 Funded: $52,294.

National Park Service. “Inventory of Vascular Plants of Prince William Forest Park of the National Capital Region”. (took over from Ted Bradley) June 2005-December 2005. $19,047.

USDA Forest Service. “Conservation of Riparian Forest Buffers in the Chesapeake Bay: A GIS-based Historical Analysis of Buffer Conservation-Phase II”. August 2005-May 2006. $60,000.

National Park Service. “Research Conference: Spotlight on National Park Resources. National Capital Area. National Park Service.”. $2,500. Spring 2006.

National Park Service. “Development of a spatially explicit participatory model to explore anthropogenic off-site threats on rare aquatic resources of the Potomac
Gorge”. (Dawn Parker PI). August 31,2005 to September 20, 2010. $130,000.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove - 2007.” March 2007-February 2008 Funded: $82,078.

Fairfax County, Virginia. “An Ecological Study of Gunston Cove – 2008.” April 1, 2008-March 31, 2009. Funded: $67,880.

Plangraphics, Inc. “Fairfax County Natural Area Geospatial Analysis”. Subcontract on project from Fairfax County Park Authority. December 2007-December 2008. Funded: $22, 117.

Virginia Environmental Endowment. “Tidal Potomac Teacher Training Workshop”. April 1, 2008 – March 31, 2009. Funded: $7,515.

Chesapeake Bay Restoration Fund. “Tidal Potomac Teacher Training Workshop”. April 1, 2008 – March 31, 2009. Funded: $3,223.

Institute for Conflict Analysis and Resolution. “Water Quality Monitoring of Thompson Creek and Nearby Belmont Bay.” April 1, 2008-December 31, 2008. Funded: $7,000 (internal Mason funds).

City of Fairfax, Virginia. “Water Quality Testing”. December 1, 2008-November 30, 2009. Funded: $3,759.

National Oceanic and Atmospheric Administration. Bay Watershed Education and Training Program (BWET). “From the Mountains to the Estuary: From the Schoolyards to the Bay”. Watershed education program for Prince William County Public Schools. June 1, 2009-May 31, 2012. Proposal accepted: $330,000.

UNIVERSITY SERVICE

Department of Environmental Science and Policy

Executive Committee, 2000-2001.

Interim Chair, 2001-2002.

CAS Council Representative, Fall 2001

Chair, 2002-2008

Department of Biology

Seminar Committee, 1980-81.

Undergraduate Committee, 1981-82.

Biology Chair Search Committee, 1981-82.

Library Committee, Member: 1981-82; Chairman: 1982-84.

Library Liaison, 1984-85.

Environmental Biology-Public Policy Ph.D. Curriculum Committee, 1980-present.

Computer Committee, 1986-87.

Teaching and Peer Evaluation Committee, 1985-86.

Seminar Organizer, Department of Biology, 1988-89.

Biology Chair Search Committee, 1988-89.

By-Laws Committee, 1990-91.

Environmental Science-Public Policy Executive Committee, 1992-95.

Long-range Planning Committee, 1992-93

Ad-hoc Promotion and Tenure Committee for M.Walbridge, Chair, 1994

Biology Chair Review Committee, 1995

Committee on Committees, Chair, 1996

Chair’s Annual Review Committee, 1997

Ad-hoc Contract Renewal Committee for J. Megonigal, 1997

Space Committee, 1997

Ad-hoc Contract Renewal Committee for C. Hamblin-Katnik, 1998

Committe on Committees, 1999

Chair’s Advisory Committee, 1999

Bylaws Committee, 2000

Chair, Search Committee, Lab Supervisor (Dhia Marcavage hired)

Chair, Search Committee, EVPP 110/111 Course Leader (Kim Largen hired)

Chair, Search Committee, Human Ecologist term position (Emily Harwell hired)

Search Committee, Wetland Ecologist tenure track position (Changwoo Ahn hired)

Planning Committee for Talbot Festschrift

University Committees

Compensation and Benefits Committee, CAS, 1982-84.

University Library Committee, 1988-90.

Graduate Dean Search Committee, 1987.

Graduate Dean Search Committee, 1989.

Coordinating Committee, Southeastern Association of Colleges and Schools Accreditation Review, 1990.

Ad-hoc Committee on General Education, College of Arts and Science, 1995.

Promotion and Tenure Committee, College of Arts and Sciences: 1995-96.

Corresponding Secretary, CAS Council, 1997-98.

CAS Scholarly Committee, 1997-98.

Chair, College of Arts and Sciences Council, 1998-99

Faculty Senate, 1999-2002

Faculty Senate Academic Policies Committee, 1999-2001

ESP Representative to Science Ring

Chair, Committee for Restructuring of the Biosciences (a.k.a, Biocommittee)

Worked with Hal Gortner to obtain MOU of cooperation with ESRI

Search Committee, Professor and GIS Center Director

Chair, Geography Chair Search Committee

Committee to plan GIS lab for Innovation Hall

Belmont Bay Aquatic Science Facility, Planning Committee

College of Science, Nominations Committee, 2007-2008.

College of Science, Grievance Committee, 2008-2009.

PROFESSIONAL SERVICE

Virginia Academy of Sciences, Local Arrangements Committee, 1983.

National Science Foundation, Review Panel, Ecology Program, 1985.

Virginia Air Control Board, Technical Advisory Committee, 1985-86.

Virginia Water Resources Research Center, Technical Advisory Committee, 1987-92.

Virginia Water Control Board, Technical Advisory Committee, Nutrient Control Standards, 1987.

Potomac Regional Monitoring Committee, 1987-present

Potomac River Living Resources Task Force, 1988-92.

National Science Foundation, Proposal Reviewer, 1990.

American Society of Limnology and Oceanography, Meeting Mentor for minority students, 1991.

Virginia Academy of Sciences, Environmental Sciences Section Secretary and Editor, 1990-1994.

Potomac Technical Studies Committee, Metropolitan Washington Council of Governments, 1991-present

. Senate of the Commonwealth of Virginia, Technical Task Force on Stormwater Mangement Policy, 1994.

Virginia Academy of Sciences, Environmental Sciences, Chair, 1995-96.

Virginia Lakes and Watersheds Association, Program Committee, 1996.

Marine Ecology Progress Series, Journal Article Reviewer, 1996-97.

External Reviewer, Environmental Science major, Ramapo College, Mahwah, NJ, 1999.

Biomonitoring Subcommittee of the Virginia Water Quality Academic Advisory Committee, 1999-present.

Atlantic Estuarine Research Society, Chair, Endowment Committee, 2000-2006.

Host and Reviewer, Participant Selection Committee for Dissertation Initiative for the Advancement of Coastal and Estuarine Science (DIACES), Summer 2002

GRADUATE STUDENTS DIRECTED

Ph.D.

Larry Puckett. 1988. Biological, chemical, and physical factors controlling the chemistry of throughfall precipitation.

Jack Harper. 1988. Effects of summer storms on the phytoplankton of a tidal Potomac River embayment.

Claudia Hamblin-Katnik. 1993. An examination of U.S. EPA water quality criteria with reference to the exceedence of criteria within U.S. streams.

James Coles. 1994. The effects of temperature and light intensity on the dynamics of dominant Potomac River phytoplankton.

Roy Jacobsen. 1995. Modeling functional properties of constructed wetlands for treating acid mine drainage. (co-directed with Mark Brinson).

Julie Mann. 1997. Riverine wetland function and human-induced ecological disturbance: a watershed perspective.

Susan Norton. 1999. Using biological monitoring data to distinguish among types of stress in streams of the Eastern Corn Belt Plains ecoregion.

Daniel Sklarew. 2000. Tidal freshwater Potomac River eutrophication: patterns and relations to climate change, nutrient management, and in situ factors.

Nancy Rybicki. 2000. Relationships between environmental variables and species of submersed aquatic vegetation in the Potomac River, 1985-1997.

Saiful Islam, Fall 2001. Seasonal dynamics of micro-, nanno-, and picoplankton in the tidal freshwater Potomac River in and around Gunston Cove.

Allyson M. Via, Spring 2003. The effects of watershed development on the structural and functional ecology of forested Piedmont stream benthic communites.

Leslie Orzetti, Summer 2004. Stream community structure: an analysis of riparian forest buffer restoration in the Chesapeake Bay watershed.

Cindy Smith, Fall 2004. Distribution and abundance of macroinvertebrate communities in artificial beds of submerged aquatic vegetation (SAV).

Theresa Connor, Spring 2005. Temperature and food as factors affecting the population ecology of Bosmina longirostris (O.F. Muller, 1785) and Diaphanosoma brachyurum (Lieven, 1848).

Ryan Albert, Spring 2007. The influence of past and future urbanization on watershed nitrogen export and hydrology dynamics in two mid-Atlantic watersheds in Fairfax, Virginia.

In progress students: Kevin Brittingham, Lisa Englemann, Sameer Bhattari, Richard Groover.

Masters (thesis)

William Swietlik. 1981. The effects of acute acidification upon benthic insects in headwater streams in the Shenandoah National Park, Virginia.

Jeanne Jabara Edson. 1983. Phytoplankton succession in Lake Fairfax, Virginia: a disturbed urban lake.

Herbert Ray. 1986. The effects of acidification on the benthic insect community of Mill Run, Virginia.

Sue Anne Touart. 1988. Seasonal and spatial distribution of ichthyoplankton of Gunston Cove, a freshwater tidal embayment.

John Galli. 1988. A limnological study of an urban stormwater management pond and stream ecosystem.

Kathy Monk. 1988. The influence of submerged aquatic vegetation on zooplankton abundance and diversity in the tidal freshwater Potomac River.

Allan Hide. 1989. The effects of zooplankton grazing on phytoplankton biomass and species composition in an hypereutrophic tidal freshwater river.

Susan R. Kircher. 1990. The effect of pH on the release of phosphorus from the sediments of Gunston Cove, Virginia.

William Oerlein. 1990. Sediment phosphorus available to phytoplankton as a function of pH in Pohick Bay, Virginia.

Steve Blumenshine. 1992. Spatial and temporal variation in the diet of the White Perch, Morone americana, in a tidal freshwater embayment.

Angela Thorp. 1992. The role of submersed aquatic vegetation in structuring macroinvertebrate communities in the tidal Potomac River.

Teresa Connor. 1992. Field and laboratory studies of the population dynamics, survival, and reproduction by Bosmina longirostris.

Mike Nicklesburg. 1995. A water quality assessment of the Huntley Meadows watershed, Fairfax County, Virginia. (Co-directed with Fran Heliotis)

Steve Winesett. 1996. The impact of heavy metals on Diptera: Chironomidae in the tidal freshwater Potomac River.

Amy Maher. 1999. The effect of land use on stream quality in Prince William County, Virginia.

Joanna Arciszewski. 1999. Biological assessment of Bull Run and its tributaries.

Demson Fuller. 1999. Project student.

LeAnne Astin. 2000. Bioassessment of BMP effectiveness in an agriculturally impacted watershed in Clarke County, Virginia.

Gary Long. Summer 2001.Determination of environmental stressors influencing benthic invertebrate community structure : a multivariate statistical approach.

Stephanie Backer. Spring 2002. Project. Quantitating the abundance of iron-reducing and iron-oxidizing bacteria in the rhizosphere of Typha latifolia. Co-directed with Pat Megonigal.

Rebecca Thomas. Summer 2002. Benthic macroinvertebrate variations due to different stream impacts in the York River watershed.

Ryan Hansen. Summer 2003. Aquatic macroinvertebrate communities in two agriculturally impacted streams in Northern Virginia and an evaluation of fencing as a best management practice.

Jeanet Ewing. Spring 2004. A quantitative analysis of phytoplankton in the tidal freshwater Potomac River using high performance liquid chromatography.

Shannan Wheat. Spring 2004. Seasonal patterns of stratification, nutrient concentrations, and chlorophyll a in a mid-Atlantic pond.

Laura McGee. Spring 2005. Effects of watershed land use patterns on benthic macroinvertebrate biotic integrity in Northern Prince George’s County, MD, USA.

Iyad Aburdeineh. Summer 2007. Impact of land use on nitrate concentration and streamwater physical parameters : a study of selected Fairfax County streams.

Sara Clark. Fall 2007. Characterization of water quality in the tidal Occoquan River using continuous monitoring.

Maura Browning. Summer 2008. The efficacy of urban stream restorations to improve water quality across a spectrum of design approaches

Current M.S. Students: Suzanne Dee, Jennifer Hauck

Rev: 9/1/09