Evaluation of dual frequency identification sonar (DIDSON) for monitoring Pacific lamprey passage behavior at fishways of Bonneville and John Day dams, 2012

Technical Report 2013-5 EVALUATION OF DUAL FREQUENCY IDENTIFICATION SONAR (DIDSON) FOR MONITORING PACIFIC LAMPREY PASSAGE BEHAVIOR AT FISHWAYS OF BONNEVILLE AND JOHN DAY DAMS, 2012 by E. L. Johnson1, T. S. Clabough1, M. L. Keefer1, C. C. Caudill1, P. N. Johnson2, M. A. Kirk1, and M. A. Jepson1 1Department of Fish and Wildlife Sciences, University of Idaho, Moscow, ID 83844-1136 2LGL Environmental Research Associates, P.O. Box 771, Stevenson, WA 98648 for U.S. Army Corps of Engineers Portland District 2013 i Technical Report 2013-5 EVALUATION OF DUAL FREQUENCY IDENTIFICATION SONAR (DIDSON) FOR MONITORING PACIFIC LAMPREY PASSAGE BEHAVIOR AT FISHWAYS OF BONNEVILLE AND JOHN DAY DAMS, 2012 by E. L. Johnson1, T. S. Clabough1, M. L. Keefer1, C. C. Caudill1, P. N. Johnson2, M. A. Kirk1, and M. A. Jepson1 1Department of Fish and Wildlife Sciences, University of Idaho, Moscow, ID 83844-1136 2LGL Environmental Research Associates, P.O. Box 771, Stevenson, WA 98648 for U.S. Army Corps of Engineers Portland District 2013 ii Acknowledgements This project was financed by the U.S. Army Corps of Engineers, Portland District and was facilitated by Sean Tackley. We would like to thank Miro Zyndol and the project biologists at Bonneville and John Day dams. We thank Ralph Budwig and Bob Basham at the University of Idaho Center for Ecohydraulics Research who designed and manufactured some of the deployment systems for the DIDSON. We would like to thank Chris Noyes, Dan Joosten, Steve Lee, and Theresa Tillson from the University of Idaho and William Nagy from the Bonneville Dam Fish Field Unit who provided valuable field assistance for this study. The work reported here was conducted under a Cooperative Ecosystems Study Unit (CESU) agreement W912HZ- 10-SOI-0003 with the assistance of Sean Tackley, Glen Rhett, and Benjamin Smithhart. iii Table of Contents Acknowledgements.................................................................................................................. ii Ex