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Bernard Sweeney, Ph.D.

500 500 Stroud Water Research Center
Bernard Sweeney, Ph.D.

Distinguished Research Scientist Emeritus

Contact

sweeney@stroudcenter.org
tel. 610-268-2153, ext. 1300
970 Spencer Road, Avondale, PA 19311

Interests and Expertise

Bernard Sweeney’s interests include 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

Larval feeding and growth rate of the stream cranefly Tipula abdominalis in gradients of temperature and nutrition

Vannote, R.L., and B.W. Sweeney. 1985. Proceedings of the Academy of Natural Sciences of Philadelphia 137:119–128.

Factors influencing life history patterns of aquatic insects

Sweeney, B.W. 1984. Pages 56–100 in V.H. Resh and D. Rosenberg (editors). Ecology of aquatic insects. Praeger Scientific Publishers, New York, New York.

Population synchrony in mayflies: a predator satiation hypothesis

Sweeney, B.W., and R.L. Vannote. 1982. Evolution 36:810–821.

See all publications by Stroud Center authors

UpStream Newsletter, Summer 2004

A National Science Foundation grant for a study in the Amazon could help unravel the mystery of the missing carbon sink.

Stroud Center Director Receives National Conservation Award

The Natural Resources Conservation Service has named Bernard Sweeney, Ph. D., the recipient of the 2003 Excellence in Conservation Award.

UpStream Newsletter, Fall 2001

The Stroud Center’s federally funded study of riparian forest buffers in West and East Bradford townships in Chester County, turns 10 years old this year.

UpStream Newsletter, Spring 2001

The Stroud Center has completed analysis and comparison of 16 paired woodland and meadow streams that strongly supports restoration of streamside forests.

UpStream Newsletter, Spring 2000

The Stroud Center, internationally-known for its knowledge of small streams, is now doing a research project on the nation’s largest river, the Mississippi.