David T. Osgood, Ph.D. | Albright College

David T. Osgood, Ph.D.

David T. Osgood, Ph.D.

Professor of Biology
Science Building room 233

Ph.D.: University of Virginia (Environmental Sciences)
M.S.: University of Virginia (Environmental Sciences)
B.S.: University of North Carolina-Wilmington (Biology)


Areas of Expertise

  • Wetland restoration
  • Watershed hydrology and ecology
  • Invasive plants
  • Tropical ecology
  • Latin American studies


Areas of Research


  • Yozzo, D.J. and D.T. Osgood 2013. Invertebrate communities in low-salinity wetlands; Overview and comparison between Phragmites and Typha marshes within the Hudson River Estuary. Estuaries and Coasts 36:575-584. Invited paper.
  • Thompson B. and D.T. Osgood 2011. Community management, self interest, and environmental preservation in the Amazon. Interdisciplinary Environmental Review 12(2):128-145.
  • Osgood, D.T., K. Rice and L. Morris. 2009. How can an interdisciplinary research program be managed effectively? CUR Quarterly 30(2):16-20. Council on Undergraduate Research. Washington, D.C.
  • Osgood, D.T. and B.R. Silliman. 2009. From climate change to snails: potential causes of salt marsh die-back along the U.S. Eastern Seaboard and Gulf Coasts. pp. 231-251.In Anthropogenic Impacts in North American Salt Marshes. Bertness, M. and B. Silliman (eds.). University of California Press.
  • Gilliams, T., L. Morris, K. Woodward, K. Rice, and D. Osgood. Models and Assessment of Collaborative Research in the Arts and Humanities. CUR Quarterly 29(1):34-37. Council on Undergraduate Research. Washington, D.C.
  • Osgood, D.T., Yozzo, D.J., Chambers, R.M., Pianka, S., Lewis, J., and LePage, C. 2006. Patterns of habitat utilization by resident nekton in Phragmites and Typha marshes of the Hudson River Estuary, New York. American Fisheries Society Symposium 51:151-173.Invited paper.
  • Osgood, D.T., Yozzo, D.J., Chambers, R.M., Jacobsen, D. Hoffman, T. and Wnek, J. 2003. Tidal Hydrology and habitat utilization by resident nekton in Phragmites and non-Phragmites marshes. Estuaries 26(2B): 523-534.Invited paper.
  • Chambers, R.M., Osgood, D.T., Bart, D. and Montalto, F. 2003. Phragmites invasion and expansion in tidal wetlands: Interactions among salinity, sulfide and hydrology. Estuaries26(2B): 398-406.Invited paper.
  • Harms, L., Salak, E., and Osgood, D.T. 2003. Effects of Phragmites australis on the early life history stages of Fundulus heteroclitus at Iona Island Marsh, Hudson River, New York. Section IV: 35 pp. In J.R. Waldman & W.C. Nieder (eds.), Final Reports of the Tibor T. Polgar Fellowship Program, 2002. Hudson River Foundation.
  • Chambers, R.M. and Osgood, D.T., and Kalapasev, N. 2002. Hydrologic and chemical control of Phragmites growth in tidal marshes. Marine Ecology Progress Series 239:83-91.
  • Hanson, S., Osgood, D.T., and Yozzo, D.J. 2002. Utilization of Phragmites australis habitat by marsh-resident nekton at Piermont Marsh in the lower Hudson River Estuary. Wetlands 22:326-337.
  • Osgood, D.T. 2000. Subsurface hydrology and nutrient export from barrier island marshes at different tidal ranges.Wetlands Ecology and Management 8:133-146.

Recent Student Research Collaborations

  • Metz, R. and S. Mech, “Invasive species recruitment and biodiversity associated with recovery after select timbering and clear-cut.”
  • Kimmel, K., “Testing the efficacy of restored floodplains”
  • Kile, D., “Assessment of natural stream restorations using GIS in the Delaware Bay Watershed”
  • Schell, T., “Sedimentation rates in a restored floodplain wetland”
  • Myers, K., “Using Biotic Integrity to Assess the Health of a Stream Prior to Restoration”
  • Odonohue, M., “Creation of a Water Quality Baseline for a Stream Restoration on Angelica Creek”
  • Moyer, M., “The Distribution of Invasive Plants in a Newly Developing Wetland”
  • Long, M., “Habitat assessment for Clemmys muhlenbergii (bog turtle) after wetland vegetation restoration”
  • Koch, G., “Quantifying nutrient input into an agricultural wetland”
  • Harms, L., “Causal factors of reduced reproduction by marsh resident nekton within Phragmites in a Hudson River marsh”
  • Long, M., “Assessment of Bog Turtle habitat potential in the Lobachsville wetland”
  • Salak, E., “Reproductive success of marsh-resident nekton in Phragmites australis-dominated marshes”


Courses Taught

ESS 101: Introduction to Environmental Issues

ESS 260: Environmental Issues of Latin America & the Caribbean

ESS 298/BIO 102: Field study courses in Ecuador and Peru

ESS 400: Environmental Capstone Seminar

BIO 211: Principles of Ecology

BIO 312: Wetlands Ecology

BIO 315: Watershed Hydrology & Water Resources

BIO 318: Marine & Aquatic Ecology