Dr. Dina Leech

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Contact Information:

Research Scientist, Piehler Lab
Institute of Marine Sciences
University of North Carolina at Chapel Hill
3431 Arendell Street
Morehead City, NC 28557

252-726-6841, Ext. 224
dmleech@email.unc.edu

Education:

2001 Ph.D., Environmental Sciences, Dept. of Earth and Environmental Science
     Lehigh University, Bethlehem, PA
     Thesis title: Tolerance and Behavioral Responses of Freshwater Zooplankton to UV Radiation
     Advisor: Dr. Craig Williamson

1994 B.Sc., Biology (Ecology Concentration) Magna cum laude
     James Madison University, Harrisonburg, VA
     Undergraduate Research: Timing of chromatin diminution in Freshwater Cyclopidae (Crustacea: Copepoda)
     Advisor: Dr. Grace Wyngaard

Research Interests:

The effects of elevated CO2 and UV on energy cycling within the microbial loop
The importance of UV vision in fish-zooplankton interactions

Publications:

Leech, D.M., W.J. Boeing, C.E. Williamson, S.A. Cooke, and L. Torres. (in review) UV radiation facilitates fish predation in UV-transparent lakes. Ecology Letters

Leech, D.M., A. Teske, T. Long, and B. Veronesi. (in review) Effects of synthetic iron nanoparticles on freshwater bacterial communities. FEMS-Microbiology Letters

Chow, A.T., D.M. Leech*, T. Boyer and P. Singer. (2008) Impact of simulated solar irradiation on disinfection byproduct precursors. Environmental Science and Technology *Corresponding Author (in press)

Cooke, S. L., C. E. Williamson, D. M. Leech, W. J. Boeing and L. Torres. (2008) Effects of temperature and ultraviolet radiation on diel vertical migration of freshwater crustacean zooplankton. Canadian Journal of Fisheries and Aquatic Ecology. (in press)

Riggsbee, J.A., C.H. Orr, D.M. Leech, M.W. Doyle, and R.G. Wetzel. (2008) Suspended Sediments in River Ecosystems: Photochemical Sources of Dissolved Organic Carbon and Adsorptive Removal of Dissolved Iron. Journal of Geophysical Research. (in press)

Williamson, C.E., DeLange H., and D.M. Leech. 2007. Do zooplankton contribute to an ultraviolet clear-water phase in lakes? Limnology and Oceanography 52: 662-667.

Lango, A., D.M. Leech* and R.G. Wetzel. 2007. Indirect effects of elevated atmospheric CO2 and UV radiation on culturable bacteria. Fundamental and Applied Limnology 168: 327-333. *Corresponding Author

Leech, D.M. and S. Johnsen. 2006. UV vision and the feeding ecology of bluegill sunfish, Lepomis macrochirus. Canadian Journal of Fisheries and Aquatic Sciences 63: 2183-2190.

Leech, D.M., A. Padeletti, and C.E. Williamson. 2005. Behavioral responses to UV radiation vary within and among lakes. Journal of Plankton Research 27: 461-471.

Leech, D.M., C.E. Williamson, R.E. Moeller, and B. Hargraeves. 2005. UV radiation and zooplankton vertical distribution and abundance: Testing for UV behavioral avoidance. Archiv für Hydrobiologie 162: 445-464.

Boeing, W.J., D.M. Leech, C.E. Williamson, S.A. Cooke, and L.E. Torres. 2004. Damaging UV radiation and invertebrate predation: conflicting selective pressures for zooplankton vertical distribution in the water column of low DOC lakes. Oecologia 138 (4): 603-612.

Leech, D.M. and S. Johnsen. 2003. Avoidance and UV vision. Pp. 455-484 in UV Effects in Aquatic Organisms and Ecosystems, (W. Helbling, H. Zagarese eds.), Royal Society of Chemistry, London.

Leech, D.M. and C.E. Williamson. 2001. In situ exposure to UV radiation alters the depth distribution of Daphnia. Limnology and Oceanography 46: 416-420.

Leech, D.M. and C.E. Williamson. 2000. Is tolerance to ultraviolet radiation in zooplankton related to body size, taxon, or lake transparency? Ecological Applications 10:1530-1540.

Leech, D.M. and G.A. Wyngaard. 1996. Timing of chromatin diminution in free-living, freshwater Cyclopidae (Crustacea: Copepoda). Journal of Crustacean Biology 16: 496-500.

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