Pacific Northwest National Laboratory - Operated by Battelle for the U.S. Department of Energy
PNNL Community Outreach

Improving Salmon Passage in the Columbia River

Dr. Dennis Dauble

Dr. Dennis Dauble

Dr. Dennis Dauble spoke at the Community Science and Technology Seminar Series event held on Tuesday, January 11, 2005 at 7 p.m. in the Columbia Basin College Theatre. Dennis' talk was entitled "Improving Salmon Passage in the Columbia River."

How are salmon faring in the Pacific Northwest? Dennis took us on a journey to learn how PNNL is helping salmon improve their chance of survival in the Columbia River by applying new technologies to an old problem. Topics included advanced turbine designs and sensor fish, how water particles are modeled by computer scientists, the use of underwater acoustics to sort out fish behavior, and the application of imaging technology to solve fish passage problems. Changes to the Columbia River since Lewis and Clark passed through the region, in addition to water use and power demand issues, were also discussed.

Dr. Dennis Dauble is Director of the Natural Resource Division at PNNL. Focus areas include life history and ecology of Columbia River fishes, endangered species issues, fish passage, ecological risk assessment and ecological monitoring. He is adjunct professor at the Washington State University campus in Richland, and is on the faculty of Oregon State University and Central Washington State University. Dr. Dauble is a Fellow of the American Institute of Fishery Research Biologists, and a member of the American Fisheries Society, the Ecological Society of America, and the Northwest Scientific Association. He has a Ph.D. in Fisheries from Oregon State University.

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