Menu

Bernard Sweeney, Ph.D.

500 500 Stroud Water Research Center

Distinguished Research Scientist

Entomology Group

Adjunct Professor of Biology, Department of Biology, University of Pennsylvania

Contact

sweeney@stroudcenter.org
tel. 610-268-2153, ext. 300
970 Spencer Road, Avondale, PA 19311

Interests and Expertise

The role of water quality monitoring in conservation, population and community ecology of temperate and tropical aquatic invertebrates; pollution assessment in temperate and tropical streams using macroinvertebrates; the role of streamside forests in the structure and function of stream and river ecosystems; factors affecting the growth and survivorship of trees in riparian forests; the effects of global warming on stream ecosystems; genetic variation and gene flow among populations of stream insects; the effects of diel and seasonal temperature change on aquatic insect populations; evolution of facultative parthenogenesis in aquatic insects; bioenergetics and secondary production of aquatic insects; and the bioassay of toxic materials in aquatic systems.

ResearchGate | Download CV

Education

  • Ph.D., University of Pennsylvania, Population Biology/Zoology.
  • B.S., Delaware Valley College of Science and Agriculture, Biology.

Professional Experience

  • Distinguished Research Scientist, Stroud Water Research Center, December 2017–present.
  • President, Distinguished Research Scientist, Stroud Water Research Center, 2017.
  • President, Executive Director, Curator, Director, Stroud Water Research Center, 1999–2016.
  • Vice President, Asociación Centro de Investigación Stroud, San José, Costa Rica, 1991–present.
  • Curator, Executive Director, Stroud Water Research Center of the Academy of Natural Sciences of Philadelphia; Vice-President, Curator, Environmental Group, Academy of Natural Sciences of Philadelphia, 1996–1999.
  • Associate Curator, Executive Director, Stroud Water Research Center of the Academy of Natural Sciences of Philadelphia, 1988–1996.
  • Assistant Curator, Stroud Water Research Center of the Academy of Natural Sciences of Philadelphia, 1978–1988.

Publications

Phenological modeling of the parthenogenetic mayfly Neocloeon triangulifer (Ephemeroptera: Baetidae) in White Clay Creek

Kolpas, A., D.H. Funk, J.K. Jackson, and B.W. Sweeney. 2019. Ecological Modeling 416, 108892

Why some mayfly adults are older and larger: photoperiodic induction of larval quiescence

Funk, D.H., B.W. Sweeney, and J.K. Jackson. 2019. Freshwater Science, early online access.

Forest restoration on floodplains mantled with legacy sediments: removing sediments appears unnecessary for successful restoration

Sweeney, B.W., A. Dunbar, C.L. Dow, and M.D. Daniels. 2019. Restoration Ecology 27(6): 1220-1230.

Riparian and upland afforestation: improving success by excluding deer from small areas with low fencing

Sweeney, B.W., and C.L. Dow. 2019. Natural Areas Journal 39(1):90–107.

Large-scale protection and restoration programs aimed at protecting stream ecosystem integrity: the role of science-based goal-setting, monitoring, and data management

Kroll, S.A., R.J. Horwitz, D.H. Keller, B.W. Sweeney, J.K. Jackson, and L.B. Perez. 2019. Freshwater Science 38(1): 23–29.

See all publications by Stroud Center authors

Related Content

News

Stroud Center Heads to Lancaster: Our Role in Lancaster Conservancy’s Water Week

Create habitat, protect water, and explore the outdoors: these are the principles and action steps that guide the Lancaster Conservancy’s Water Week ... Read More
Press Releases

Volunteers Plant 1,500 Trees for National Volunteer Week

The Stroud Center celebrated National Volunteer Week by planting six acres adjacent to a tributary of White Clay Creek at the Brandywine Polo Club ... Read More
News

Going to Extremes

The Stroud Center is engaged in research aimed at creating and testing new land-management practices to address issues raised by increased weather extremes ... Read More
News

An Introduction to Tropical Stream Research

Stroud Center scientists introduced six board members to Maritza Biological Station and the importance of our water research in the tropics ... Read More
Press Releases

$1 Million Challenge Grant to Benefit the Bernard W. Sweeney, Ph.D., Executive Director’s Fund

Honoring Bern’s long career at the Stroud Center while ensuring the legacy of his dedication to global research, education, and watershed restoration ... Read More
News

Science Never Retires

Tom Bott, Bern Sweeney, Lou Kaplan and Denis Newbold are using their retirement in order to continue to pursue their passions in freshwater science ... Read More

You might also like