Menu

Louis Kaplan, Ph.D.

500 500 Stroud Water Research Center

Research Scientist Emeritus

  • Adjunct Professor, Department of Biology, University of Pennsylvania
  • Affiliate Faculty, Delaware Environmental Institute, University of Delaware

Contact

lakaplan@stroudcenter.org
970 Spencer Road, Avondale, PA 19311

Interests and Expertise

Dissolved organic matter biogeochemistry, aquatic microbial ecology, and nutrient cycling.

Google Scholar

Education

  • Ph.D., Biology (Limnology), University of Pennsylvania, Philadelphia, Pennsylvania.
  • M.S., Ecology, University of California, Davis, California.
  • B.A., Environmental Sciences, Franklin and Marshall College, Lancaster, Pennsylvania.

Professional Experience

  • Research Scientist Emeritus, Stroud Water Research Center, 2018–present.
  • Director, Ecosystem Science Cluster, Division of Environmental Science, National Science Foundation, 2015–2018.
  • Senior Research Scientist, Stroud Water Research Center, 1999–2017.
  • Curator, Division of Environmental Research, Stroud Water Research Center, Academy of Natural Sciences of Philadelphia, 1996–1999.
  • Assistant Curator, Division of Environmental Research, Stroud Water Research Center, Academy of Natural Sciences of Philadelphia, 1988–1992.
  • Research Associate, Division of Environmental Research, Stroud Water Research Center, Academy of Natural Sciences of Philadelphia, 1980–1988.
  • Post Graduate Research Scientist III, University of California, Davis, California, 1974–1975.

Publications

Coupled geochemical and biogeochemical characterization of dissolved organic matter from a headwater stream

Sleighter, R.L., R.M. Cory, L.A. Kaplan, H.A.N. Abdulla, and P.G. Hatcher. 2014. Journal of Geophysical Research: Biogeochemistry 119(8):1520–1537.

The delivery of dissolved organic carbon from a forested hillslope to a headwater stream in southeastern Pennsylvania, USA

Mei, Y., G.M. Hornberger, L.A. Kaplan, J.D. Newbold, and A.K. Aufdenkampe. 2014. Water Resources Research 50(7):5774–5796.

Hydrologic dynamics and geochemical responses within a floodplain aquifer and hyporheic zone during Hurricane Sandy

Sawyer, A.H., L.A. Kaplan, O. Lazareva, and H.A. Michael. 2014. Water Resources Journal 50(6):4877–4892.

No evidence of aquatic priming effects in hyporheic zone microcosms

Bengtsson, M.M., K. Wagner, N.R. Burns, E.R. Herberg, W. Wanek, L.A. Kaplan, and T.J. Battin. 2014. Scientific Reports 4, Article number: 5187. 

A variable source area for groundwater evapotranspiration: impacts on modeling stream flow

Tsang, Y.P., G. Hornberger, L.A. KaplanJ.D. Newbold, and A.K. Aufdenkampe. 2014. Hydrological Processes 28(4):2439–2450.

See all publications by Stroud Center authors

Related News

Metaecosystems and the Upstream Legacy: Influence of Dissolved Organic Matter on the Structure and Function of Streambed Bacterial Communities

Investigators explore how the quality of organic molecules changes with distance downstream and how those changes influence the composition of the communities of streambed microbes using that food resource. The ... Read More

2015 Stroud Center Publications

Stroud Center scientists have authored or co-authored more than two dozen scientific papers this year, exhibiting the range of our science from Yellowstone Lake to Costa Rica and from earthworm ... Read More

Stroud Center Scientist Takes “Rotator” Post at National Science Foundation

Louis A. Kaplan, Ph.D., accepted a one-year appointment as a visiting scientist at the federal agency that funds innovative scientific research ... Read More

Sharing Our Science: Summer 2015

In May, Stroud Water Research Center scientists attended the weeklong annual meeting of the Society for Freshwater Science (SFS) in Milwaukee, Wisconsin ... Read More

Collaborative Research: Coupled Geochemical and Geobiological Characterization of Dissolved Organic Matter Oxidation to Carbon

As microbes process dissolved organic matter from leaves that fall into streams, they release CO2 into the atmosphere. Scientists are studying stream networks from two different climatic regions to identify ... Read More

Sharing Our Science: Summer 2014

Stroud Center Scientists Attend International Conferences; Leaf Pack Network Science Hits the Road; 24 Hours, 55 Volunteers, 807 Species; Walking the Walk at Spring Creek Farms Field Day; Cultivating the Next Generation of Scientists ... Read More