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David T. SpechtResearch Aquatic BiologistVoice: 541-867-4037 |
Education:
- B.A., Western State College of Colorado; Biology, 1965
- M.A., Western State College of Colorado; Science, Botany, 1967
- Post-graduate studies: Oregon State University, Dept. of Botany and Plant Pathology, 1967-1970.
Previous Positions:
- 1970-1980 Aquatic Biologist, USEPA, Corvallis, OR
- 1980-1995 Research Aquatic Biologist, Marine Division, USEPA, ERL-Narragansett, Newport, OR
Research Interests and Skills:
- Environmental factors affecting distribution of Zostera (eelgrass) species in Pacific Northwest estuaries
- Ecology and pollutant impacts on marine clam Macoma nasuta
- Effects of chlorinated organic pollutants on estuarine species
Professional Societies:
- American Association for the Advancement of Science
- Estuarine Research Federation
- Pacific Estuarine Research Society
- Rocky Mountain Biological Laboratory
Appointments / Honors:
- U.S. Environmental Protection Agency Science Achievement Award in Biology/Ecology (Joint EPA-American Fisheries Society Award), 1995
- U.S. Environmental Protection Agency Special Achievement Award, 1992
- Nominated for EPA Gold Medal for Exceptional Service, as member of Algal Assay Team, National Eutrophication Research Program, 1974
- Young, D.R., D.T. Specht and R..J. Ozretich. 2003. A strategy for protecting circulating seawater systems from oil spills. IOSC (International Oil Spill Conference), May, 2003, Proceedings paper #473.
- Specht, D.T., D. R. Young and P.J. Clinton. 2002. Mapping eelgrass species Zostera japonica and Z. marina, associated macroalgae and emergent aquatic vegetation habitats in Pacific Northwest estuaries using near-infrared color aerial photography and a hybrid image classification technique. In Proceedings of the Seventh International Conference on Remote Sensing for Marine and Coastal Environments, Miami, May, 2002. CD-ROM, Veridian, Ann Arbor, MI; ISSN 1066-3711.
- Young, D.R., D.T. Specht and P.J. Clinton. 2002. Mapping seagrass and green macroalgae distributions in an oregon estuary using color infrared aerial photography: 1997 & 1998. In Proceedings of the Seventh International Conference on Remote Sensing for Marine and Coastal Environments, Miami, May, 2002. CD-ROM, Veridian, Ann Arbor, MI; ISSN 1066-3711.
- Clinton, P.J., D.R. Young and D.T. Specht. 2002. A hybrid high resolution image classification method for mapping eelgrass distributions in Yaquina Bay Estuary, Oregon. In Proceedings of the Seventh International Conference on Remote Sensing for Marine and Coastal Environments, Miami, FL, May, 2002. CD-ROM, Veridian, Ann Arbor, MI; ISSN 1066-3711.
- Lores, E.M., and D.T. Specht. 2002. Drought Induced Decline of Submerged Aquatic Vegetation in Escambia Bay Florida. Gulf Mex. Sci. 2:161-164.
- Specht, D.T., D.R. Young, and P.J. Clinton. 2000. Near infrared aerial photo-detection of Zostera japonica communities in Pacific Northwest estuarine intertidal habitats. Pages 161-167, Vol. 2, in Proceedings Sixth International Conference on Remote Sensing for the Marine and Coastal Environments, Charleston, South Carolina, May 2000, Veridian ERIM International, Ann Arbor.
- Clinton, P.J., D.R. Young, B.D. Robbins, and D.T. Specht. 2000. Issues in digital image processing of aerial photography for mapping submersed aquatic vegetation. Pages 292-298, Vol. 2, in Proceedings Sixth International Conference on Remote Sensing for the Marine and Coastal Environments, Charleston, South Carolina, May 2000, Veridian ERIM International, Ann Arbor.
- Young, D.R., S.P. Cline, D.T. Specht, P.J. Clinton, B.D. Robbins, and J.O. Lamberson. 2000. Mapping spatial/temporal distributions of green macroalgae in a Pacific Northwest coastal estuary via small format color infrared aerial photography. Pages 285-286, Vol. 2, in Proceedings Sixth International Conference on Remote Sensing for the Marine and Coastal Environments, Charleston, South Carolina, May 2000, Veridian ERIM International, Ann Arbor.
- Young, D.R., D.T. Specht, P.J. Clinton, and H. Lee II. 1998. Use of Color Infrared Aerial Photography to Map Distributions of Eelgrass and Green Macroalgae in a Non-urbanized Estuary of the Pacific Northwest, U.S.A. Vol. II, pages 37-45 in Proceedings of the Fifth International Conference on Remote Sensing for Marine and Coastal Environments, October 1998, San Diego, USA. ERIM International, Ann Arbor.
- Specht, D.T. 1997. Risk Evaluation Through Estuarine Modeling. Pages 68-70 in K. Patten, editor. Proceedings of the Second International Spartina Conference, Olympia, WA., Washington State University - Cooperative Extension, Long Beach, WA.
- Boese, B.L., H. Lee II, D.T. Specht, J. Pelletier, and R.C. Randall. 1996. Evaluation of PCB and Hexachlorobenzene biota-sediment accumulation factors based on ingested sediment in a deposit-feeding clam. Environ. Toxicol. Chem.15(9):1584-1589.
- Winsor, M., B.L. Boese, H. Lee II, R.C. Randall, and D.T. Specht. 1990. Determination of the ventilation rates of interstitial and overlying water by the clam Macoma nasuta. Environ. Toxicol. Chem. 9:209-213.
- Specht, D.T., and H. Lee II. 1989. Direct measurement technique for determining ventilation rate in the deposit feeding clam Macoma nasuta (Bivalvia, Tellinaceae). Marine Biology, 101(2):211-218.
- Callaway, R.J., D.T. Specht, and G.R. Ditsworth. 1988. Manganese and suspended matter in the Yaquina Estuary, Oregon. Estuaries 11(4):217-225.
- Callaway, R.J. and D.T. Specht. 1982. Dissolved Silicon in the Yaquina Estuary, Oregon. Estuarine and Coast Shelf Science 15:561-567.