Fred Benfield, Professor of Ecology

Fred Benfield

Research Emphasis:

1) Organic matter decomposition in streams 2) Historic and contemporary land use effects on stream structure and function

Contact Information:

Primary Organization:  Virginia Polytechnic Institute and State Univ.

Mailing Address:

Dr. E. Fred Benfield
Department of Biological Sciences
Virginia Tech
2125 Derring Hall
Blasckburg, VA USA
24061

Office Phone:  540.231.5802

FAX Number:  540.231.9307

E-Mail:  benfield@vt.edu

Web Page:  http://www.biol.vt.edu/faculty/benfield/


CWT Data Sets:

3009 (Benthic organic matter (BOM) standing crops along the Ball Creek / Coweeta Creek elevational gradient at the Coweeta Hydrologic Laboratory from 1991 to 1992)

3008 (Leaf decomposition along the Ball Creek / Coweeta Creek elevational gradient at the Coweeta Hydrologic Laboratory from 1991 to 1992)

CWT Publications and Presentations: (custom bibliography)

Journal Articles

Wyderko, Jennie A., Benfield, Ernest F., Maerz, John C., Cecala, Kristen K., Belden, Lisa K. (2015) Variable infection of stream salamanders in the southern Appalachians by the trematode Metagonimoides oregonensis (family: Heterophyidae). Parasitol Research, 114:3159-3165. DOI 10.1007/s00436-015-4550-8

Northington, R.M., Webster, J.R., Benfield, E.F., Cheever, B.M. and Niederlehner, B. 2013. Ecosystem function in Appalachian headwater streams during an active invasion by the hemlock woolly adelgid. PLoS ONE. 8(4):e61171. (DOI: 10.1371/journal.pone.0061171)

Belden, Lisa K., William E. Peterman, Stephen A. Smith, Lauren R. Brooks, E.F. Benfield, Wesley P. Black, Zhaomin Yang and Jeremy M. Wojdak. 2012. Metagonimoides oregonensis (Heterophyidae: Digenea) Infection In Pleurocerid Snails and Desmognathus quadramaculatus Salamander Larvae In Southern Appalachian Streams. Journal of Parasitology 98(4):760-767.

Webster, J.R., K. Morkenski, C.A. Wojculewski, B.R. Niederlehner, E.F. Benefield and K.J. Elliott (2012). Effects of Hemlock Mortality on Streams in the Southern Appalachian Mountains. The Midland American Naturalist: An International Journal of Ecology, Evolution and Environment. 168:112-131.

Sokol ER, Benfield EF, Belden LK, Valett HM (2011) The assembly of ecological communities inferred from taxonomic and functional composition. The American Naturalist 177(5): 630-644. doi:10.1086/659625

Hagen, Elizabeth M. Matthew E. McTammany, Jackson R. Webster, Ernest F. Benfield. 2010. Shifts in allochthonous input and autochthonous production in streams along an agricultural land-use gradient. Hydrobiologia. 655(1):61-77.

Simon, K., Simon, M., Benfield, E. 2009. Variation in ecosystem function in Appalachian streams along an acidity gradient. The Ecological Society of America, 19(5): 1147-1160

Burcher, C.L., M.E. McTammany, E.F. Benfield, and G.S. Helfman. 2008. Fish assemblages responses to forest cover.  Environmental Management. 41: 336-346.

Gardiner, N., Sutherland, A. B., Bixby, R. J., Scott, M. C., Meyer, J. L, Helfman, G. S., Benfield, E. F., Pringle, C. M., Bolstad, C. M., and D. N. Wear. 2008. Linking stream and landscape trajectories in the southern Appalachians. Environmental Monitoring and Assessment. 156(1-4):17-36.

McTammany, M.E., E.F. Benfield, and J.R. Webster. 2008. Effects of agriculture on wood breakdown and microbial biofilm respiration in southern Appalachian streams. Freshwater Biology. 53: 842-854.

Burcher, C.L., H.M. Valett, and E.F. Benfield. 2007. The land-cover cascade: Relationships coupling land and water. Ecology. 88(1): 228-242.

McTammany, M.E., E.F. Benfield, and J.R. Webster. 2007. Recovery of stream ecosystem metabolism from historical agriculture. Journal of the North American Benthological Society. 26(3): 532-545.

Burcher, C.L., and E.F. Benfield. 2006. Physical and biological responses of streams to suburbanization of historically agriculture watersheds. Journal of the North American Benthological Society. 25(2): 356-369.

Hagen, E.M., J.R. Webster, and E.F. Benfield. 2006. Are leaf breakdown rates a useful measure of stream integrity along an agricultural landuse gradient? Journal of the North American Benthological Society. 25(2): 330-343.

Neatrour, M.A., J.R. Webster, and E.F. Benfield. 2004. The role of floods in particulate organic matter dynamics of a southern Appalachian river-floodplain ecosystem. Journal of the North American Benthological Society. 23(2): 198-213.

McTammany, M.E., J.R. Webster, E.F. Benfield, and M.A. Neatrour. 2003. Longitudinal patterns of metabolism in a southern Appalachian river. Journal of the North American Benthological Society. 22(3): 359-370.

Scott, M.C., G.S. Helfman, M.E. McTammany, E.F. Benfield, and P.V. Bolstad. 2002. Multiscale influences on physical and chemical stream conditions across Blue Ridge landscapes. Journal of the American Water Resources Association. 38(5): 1379-1392.

Benfield, E.F., J.R. Webster, J.L. Tank, and J.J.Hutchens. 2001. Long-Term Patterns in Leaf Breakdown in Streams in Response to Watershed Logging. International Review of Hydrobiology. 86(4-5): 467-474.

Sponseller, R.A., and E.F. Benfield. 2001. Influences of land use on leaf breakdown in southern Appalachian headwater streams: a multiple-scale analysis. Journal North American Benthological Society. 20(1): 44-59

Sponseller, R.A., E.F. Benfield, and H.M. Valett. 2001. Relationships between land use, spatial scale and stream macroinvertebrate communities. Freshwater Biology. 46(10): 1409-1424.

Webster, J.R., E.F. Benfield, J.J. Hutchens, J.L. Tank, S.W. Golladay, and J.C. Adams. 2001. Do Leaf Breakdown Rates Actually Measure Leaf Disappearance from Streams? International Review of Hydrobiology. 86(4-5): 417-427.

Benfield, E.F., J.R. Webster, J.J. Hutchens, J.L. Tank, and P.A. Turner. 2000. Organic matter dynamics along a streaorder and elevational gradient in a southern Appalachian stream. Verhandlungen International Vereinigung Limnologie. 27:1341-1345.

Hutchens, J.J. Jr., and E.F. Benfield. 2000. Effects of Forest Defoliation by the Gypsy Moth on Detritus Processing in Southern Appalachian Streams. The American Midland Naturalist. 143: 397-404.

Webster, J.R., E.F. Benfield, T.P. Ehrman, M.A. Schaeffer, J.L. Tank, J.J. Hutchens, and D.J. D'angelo. 1999. What happens to allochthonous material that falls into streams? A synthesis of new and published information from Coweeta. Freshwater Biology. 41(4): 687-705.

Harding, J.S., E.F. Benfield, P.V. Bolstad, G.S. Helfman, and E.B.D Jones III. 1998. Stream biodiversity: The ghost of land use past. Proceedings of the National Academy of Sciences of the United States of America. 95: 14843-14847.

Tank, J.L., J.R. Webster, E.F. Benfield, and R.L. Sinsabaugh. 1998. Effect of leaf litter exclusion on microbial enzyme activity associated with wood biofilms in streams. Journal of the North American Benthological Society. 17(1): 95-103.

Benfield, E.F. 1997. Comparison of litterfall input to streams. In Webster, J.R. and J.L. Meyer (eds.), Stream organic matter budgets. Journal of the North American Benthological Society. 16: 104-108.

Hutchens, J.J. Jr., E.F. Benfield, and J.R. Webster. 1997. Diet and growth of a leaf-shredding caddisfly in southern Appalachian streams of contrasting disturbance history. Hydrobiologia. 346: 193- 201.

Webster, J.R., J.L. Meyer, J.B. Wallace, and E.F. Benfield. 1997. Organic matter dynamics in Hugh White Creek, Coweeta Hydrologic Laboratory, North Carolina, USA. In Webster, J.R. and J.L. Meyer (eds.), Stream organic matter budgets. Journal of the North American Benthological Society. 16(1): 74-78.

Golladay, S.W., J.R. Webster, E.F. Benfield, and W.T. Swank. 1992. Changes in stream stability following forest clearing as indicated by storm nutrient budgets: part 1 of 2. Archiv fur Hydrobiologie 90: 1-33.

Benfield, E.F., and J.R. Webster. 1991. Effects of forest disturbance on leaf breakdown in southern Appalachian streams. Verhandlungen Internationale Vereinlgung fur Theoretische und Angewandte Linmonogie 24: 1678-1690.

D'Angelo, D.J., J.R. Webster, and E.F. Benfield. 1991. Mechanisms of stream phosphorus retention: an experimental study. Journal of the North American Benthological Society. 10(3): 225-237.

Webster, J.R., S.W. Golladay, E.F. Benfield, D.J. D'Angelo, and G.T. Peters. 1990. Effects of forest disturbance on particulate organic matter budgets of small streams. J.ournal of the North American Benthological Society. 9(2):120-140.

Golladay, S.W., J.R. Webster, and E.F. Benfield. 1989. Changes in stream benthic organic matter following watershed disturbance. Holarctic Ecology 12: 96-105.

Peters, G.T., E.F. Benfield, and J.R. Webster. 1989.Chemical composition and microbial activity of seston in a southern Appalachian headwater stream. J. North Amer. Benth. Soc. 8: 74-84.

Golladay, S.W., J.R. Webster, and E.F. Benfield. 1987. Changes in stream morphology and storm transport of seston following watershed disturbance. Journal of North American Benthological Society 6(1): 1-11.

Peters, G.T., J.R. Webster, and E.F. Benfield. 1987. Microbial activity associated with seston in headwater streams: effects of nitrogen, phosphorus and temperature. Freshwater Biology 18: 405-413.

Webster, J.R., and E.F. Benfield. 1986. Vascular plant breakdown in freshwater ecosystems. Annual Review of Ecology Systems 17: 567-594.

Benfield, E.F. and Jack R. Webster. 1985. Shredder abundance and leaf breakdown in an Appalachian Mountain stream. Freshwater Biology 15(1):113-120.

Golladay, S.W., J.R. Webster, and E.F. Benfield. 1983. Factors affecting food utilization by a leaf shredding aquatic insect: leaf species and conditioning time. Holarctic Ecology 6: 157-162.

Hornick, L E., J.R. Webster, and E.F. Benfield. 1981. Periphyton production in an Appalachian mountain trout stream. American Midland Naturalist 106: 22-36.

Books and Book Sections

Meyer, Judy L.; Webster, Jackson, R.; Knoepp, Jennifer D.; Benfield, E.F. 2014. Dynamics of dissolved organic carbon in a stream during a quarter century of forest succession. In: Swank, Wayne T.; Webster, Jackson R., comps., eds. Long-term response of a forest watershed ecosystem. Clearcutting in the southern Appalachian. Oxford University Press: 102-117. Chapter 6.

Webster, Jackson R.; Benfield, E.F.; Golladay, Stephen W.; McTammany, Matthew E. 2014. Recovery of particulate organic matter dynamics in a stream draining a logged watershed. A pressing situation. In: Swank, Wayne T.; Webster, Jackson R., comps., eds. Long-term response of a forest watershed ecosystem. Clearcutting in the southern Appalachian. Oxford University Press: 156-176. Chapter 10.

Webster, J.R., Benfield, E.F., Cecala, K.K., Chamblee, J.F., Dehring, C.A., Gragson, T.L., Cymerman, J.H., Jackson, C.R., Knoepp, J.D., Leigh, D.S., Maerz, J.C., Pringle, C., Valett, H.M., 2012. Water Quality and Exurbanization in Southern Appalachian Streams. In River Conservation and Management (Chapter on Catchment Conservation, Ecosystem Integrity and Threats to River Systems). P.J. Boon and P.J. Raven, eds. Published 2012 by John Wiley & Sons, Ltd., p. 91-107

Benfield, E.F. 1998. Leaf Breakdown in Stream Ecosystems, pp. 579-589. In F.R. Hauer, and G.A. Lamberti (eds.), Methods in Stream Ecology. Academic Press, Inc., San Diego, CA.

Webster, J., J. Wallace, and E. Benfield. 1995. Organic processes in streams of the Eastern United States., pp. 117-187. In Cushing, C., K. Cummins, and G. Minshall (eds.), Ecosystems of the World 22: River and stream ecosystems. Elsevier, New York, NY.

Webster, J.R., S.W. Golladay, E.F. Benfield, J.L. Meyer, W.T. Swank, and J.B. Wallace. 1992. Catchment disturbance and stream response: an overview of stream research at Coweeta Hydrologic Laboratory, pp. 231-253. In Boon, P.J., P. Calow, and G. E. Petts (eds.), River Conservation and Management. John Wiley & Sons, Chichester.

Webster, J.R., E.F. Benfield, S.W. Golladay, R.F. Kazmierczak Jr., W.B. Perry, and G.T. Peters. 1988. Effects of watershed disturbance on stream seston characteristics, pp. 279-294. In Swank, W.T., and D.A. Crossley Jr. (eds.), Forest hydrology and ecology at Coweeta. Ecological Studies, vol. 66. Springer-Verlag, New York, NY.

Kirby, J.M., J.R. Webster, and E.F. Benfield. 1983. The role of shredders in detrital dynamics of permanent and temporary streams, pp. 425-435. In Fontaine, T.D. III, and S.M. Bartell (eds.), Dynamics of lotic ecosystems. Ann Arbor Science Publishers, Ann Arbor, MI.

Theses and Dissertations

Lin, Laurence. 2013. Influences of Mountainside Residential Development to Nutrient Dynamics in a Stream Network. PhD Dissertation. Virginia Polytechnic Institute and State University.