Cooperative Research Units
Education, Research And Technical Assistance For Managing Our Natural Resources
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Professor Daniel Roby

Technical Publications

  • Piggott, A.R., S.B. Stark, B.R. Higgins, B.P. Underwood, D.B. Irons, and D.D. Roby. 2017. Recovery monitoring of the pigeon guillemot population at the Naked Island Group
    in Prince William Sound, Alaska. Restoration Project 2016 Annual Report, U.S. Fish and Wildlife Service, Anchorage, Alaska. 31 pp.
  • Roby, D.D., K. Collis, D.E. Lyons, T.J. Lawes, Y. Suzuki, P.J. Loschl, K.S. Bixler, K. Kelly, E. Schniedermeyer, A.F. Evans, B. Cramer, J. Morella, A. Turecek, Q. Payton, and M. Hawbecker. 2017. Evaluation of foraging behavior, dispersal, and predation on ESAlisted
    salmonids by Caspian terns displaced from managed colonies in the Columbia Plateau region. 2016 Final Annual Report to the Grant County (WA) Public Utility District and the Priest Rapids Coordinating Committee, Ephrata, Washington. 123 pp.
  • Roby, D.D., K. Collis, P.J. Loschl, Y. Suzuki, D.E. Lyons, T.J. Lawes, K.S. Bixler, B.
    Caillouet, B. Underwood, A.F. Evans, B. Cramer, A. Turecek, Q. Payton, and M.
    Hawbecker. 2017. Avian predation on juvenile salmonids: evaluation of the Caspian Tern
    Management Plan in the Columbia River Estuary. 2016 Final Annual Report to the
    Bonneville Power Administration and the Northwest Power and Conservation Council,
    Portland, Oregon. 83 pp.
  • Collis, K., D.D. Roby, P.J. Loschl, Y. Suzuki, K. Kelly, E. Schniedermeyer, A.F. Evans, B. Cramer, A Turecek, and Q. Payton. 2016. Implementation of the Inland Avian Predation Management Plan, 2016. Draft Annual Report to the U.S. Army Corps of Engineers-Walla Walla District and the U.S. Bureau of Reclamation, Walla Walla, WA. 104 pp.
  • Roby, D.D., K. Collis, D.E. Lyons, T. Lawes, Y. Suzuki, P. Loschl, K. Bixler, E. Hanwacker, J. Mulligan, A. Munes, E. Schniedermeyer, A. Evans, B. Cramer, A. Turecek, Q. Payton, M. Hawbecker. 2016. Evaluation of foraging behavior, dispersal, and predation on ESA-listed salmonids by Caspian terns displaced from managed colonies in the Columbia Plateau Region. 2015 Annual Report to the Grant County Public Utility District and the Priest Rapids Coordinating Committee, Wenatchee, WA. 121 pp.
  • Roby, D.D., K. Collis, D.E. Lyons, Y. Suzuki, P.J. Loschl, T.J. Lawes, K.S. Bixler, A. Piggott, A. Evans, B. Cramer, A Turecek, Q. Payton, and M. Hawbecker. 2016. Avian predation on juvenile salmonids: Evaluation of the Caspian Tern Management Plan in the Columbia River estuary. 2015 Annual Report to the Bonneville Power Administration, Portland, Oregon. 42 pp.
  • Collis, K., D.D. Roby, P.J. Loschl, Y. Suzuki, A. Munes, J. Mulligan, E. Schniedermeyer, A.F. Evans, B. Cramer, A. Turecek, and Q. Payton. 2016. Implementation of the Inland Avian Predation Management Plan, 2015. Final Annual Report submitted to the U.S. Army Corps of Engineers – Walla Walla District and the U.S. Bureau of Reclamation, Walla Walla, Washington. 100 pp.
  • Peterson, R.C., D.E. Lyons, D.D. Roby, and Y. Suzuki. 2016. Pacific Flyway Caspian Tern population monitoring in 2015. Annual Report to the U.S. Fish and Wildlife Service, Region 1, Portland, Oregon. 27 pp.
  • Collis, K., D.D. Roby, C. Baird, T. Lawes, A. Wilson, C. Congdon, and A.F. Evans. 2015. Monitoring and predator control at the Corps-constructed Caspian tern island in southeastern Oregon and northeastern California, 2015. Annual Report to the U.S. Army Corps of Engineers-Portland District, Portland, Oregon. 38 pp.
  • Evans, A., Q. Payton, B. Cramer, K. Collis, D. Hewitt, and D.D. Roby. 2015. Colonial waterbird predation on Lost River and shortnose suckers based on recoveries of passive integrated transponder tags. Draft Technical Report to Bureau of Reclamation, Klamath Basin Area Office, Klamath Falls, Oregon. 23 pp.Abstract |
  • Roby, D.D., K. Collis, D.E. Lyons, Y. Suzuki, P.J. Loschl, T.J. Lawes, K.S. Bixler, A. Peck-Richardson, A. Piggott, O. Bailey, H. McKinnon, A. Laws, J. Mulligan, S. Toomey, A. Munes, E. Schniedermeyer, A. Wilson, G. Smith, K. Saunders, L. Hanwacker, C. Horton, A.F. Evans, B. Cramer, A. Turecek, Q. Payton, M. Hawbecker, and D. Kuligowski. 2015. Research, monitoring and evaluation of avian predation on salmonid smolts in the lower and mid-Columbia River, 2014 Final Annual Report. Submitted to Bonneville Power Administration, USACE-Portland District, and Grant County (WA) Public Utility District/Priest Rapids Coordinating Committee, Portland, OR and Wenatchee, WA. 312 pp. Abstract |
  • Roby, D.D., K. Collis, P.J. Loschl, J. Tennyson, Y. Suzuki, A. Munes, S. Toomey, A.F. Evans, B. Cramer, A. Turecek, Q. Payton. 2015. Implementation of the Inland Avian Predation Management Plan, 2014 Final Report. Submitted to the USACE-Walla Walla District, Walla Walla, WA. 95 pp.Abstract |
  • Evans, A.F., Q. Payton, A. Turecek, B. Cramer, K. Collis, D.D. Roby, and P. Loschl. 2015. Avian predation on juvenile salmonids in the Columbia River: A spatial and temporal analysis of impacts in relation to fish survival. Draft Report for Public Utility District No. 2 of Grant County (WA), Priest Rapids Coordinating Committee, Bonneville Power Administration, and the U.S. Army Corps of Engineers – Walla Walla District, Ephrata, Washington. 47 pp.Abstract |
  • Lyons, D.E., A.F. Evans, N.J. Hostetter, A. Piggot, L. Weitkamp, T.P. Good, D.D. Roby, K. Collis, P.J. Loschl. And B. Cramer. 2014. Factors influencing predation on juvenile salmonids by double-crested cormorants in the Columbia River estuary: A retrospective analysis. Report prepared for the U.S. Army Corps of Engineers – Portland District, Portland, OR. 30 pp.
  • Lyons, D.E., D.D. Roby, A.F. Evans, N.J. Hostetter, K. Collis, and S.H. Sebring. 2014. Benefits to Columbia River anadromous salmonids from potential reductions in predation by double-crested cormorants nesting at the East Sand Island colony. Final Report to the U.S. Army Corps of Engineers – Portland District. U.S. Army Corps of Engineers, Portland, OR. 50 pp. (Available through internet: www.birdresearchnw.org)
  • Roby, D.D., K. Collis, D.E. Lyons, J.Y. Adkins, Y. Suzuki, P. Loschl, T. Lawes, K. Bixler, A. Peck-Richardson, A. Patterson, S. Collar, A. Piggott, H. Davis, J. Mannas, A. Laws, J. Mulligan, K. Young, P. Kostka, N. Banet, E. Schniedermeyer, A. Wilson, A. Mohoric, A. Evans, B. Cramer, M. Hawbecker, N. Hostetter, A. Turecek, J. Zamon, and D. Kuligowski. 2014. Research, monitoring, and evaluation of avian predation on salmonid smolts in the lower and mid-Columbia River. Draft 2013 Annual Report to the U.S. Army Corps of Engineers and the Bonneville Power Administration, Portland, OR. 237 pp. (Available through internet: www.birdresearchnw.org)
  • Roby, D.D., K. Collis, D.E. Lyons, J.Y. Adkins, Y. Suzuki, P. Loschl, T. Lawes, K. Bixler, A. Peck-Richardson, A. Patterson, S. Collar, N. Banet, K. Dickson, G. Gasper, L. Kreiensieck, K. Atkins, L. Drizd, J. Tennyson, A. Mohoric, A. Evans, B. Cramer, M. Hawbecker, N. Hostetter, J. Zamon, and D. Kuligowski. 2013. Research, monitoring, and evaluation of avian predation on salmonid smolts in the lower and mid-Columbia River. Final 2012 Annual Report, Bonneville Power Administration and U.S. Army Corps of Engineers, Portland, OR. 239 pp.Abstract |
  • Collis, K., D.D. Roby, N.J. Hostetter, A.F. Evans, D.E. Lyons, J.Y. Adkins, Y. Suzuki, P. Loschl, and T. Lawes. 2013. Caspian tern colony site assessment: Management opportunities in western North America. Final Report to the U.S. Army Corps of Engineers – Walla Walla District, Walla Walla, WA. 102 pp.Abstract |
  • Trites, A.W., B. Battaile, K. Benoit-Bird, L. Cooper, J. Grebmeier, A. Harding, S. Heppell, D. Irons, C. Jay, S. Kitaysky, K. Kuletz, R. Paredes, H. Renner, and D. Roby. 2013. Patch dynamics study, NPRB BSIERP Projects B67 & B77, Final 16
    Report to the North Pacific Research Board, Anchorage, AK.
  • Orben, R.A., D.B. Irons, S.A. Shaffer, and D.D. Roby. 2012. Winter distribution and ecology of black-legged kittiwakes (Rissa tridactyla) and thick-billed murres (Uria lomvia) breeding at two Bering Sea colonies with differing population trends. NPRB Project 911 Final Report, North Pacific Research Board, Anchorage, AK. 88 pp.
  • Roby, D.D., K. Collis, D.E. Lyons, A. Evans, J.Y. Adkins, Y. Suzuki, P. Loschl, T. Lawes, K. Bixler, B. Cramer, A. Peck-Richardson, M. Hawbecker, N. Hostetter, E. Dykstra, J. Harms, W. Mashburn, J. Tennyson, N. Ventolini, R.D. Ledgerwood, and S. Sebring. 2012. Research, monitoring, and evaluation of avian predation on salmonid smolts in the lower and mid-Columbia River. Final 2011 Annual Report. Bonneville Power Administration and U.S. Army Corps of Engineers, Portland, OR. 171 pp.
  • Collis, K., D.D. Roby, N.J. Hostetter, A.F. Evans, D.E. Lyons, J.Y. Adkins, Y. Suzuki, P. Loschl, and T. Lawes. 2012. Caspian tern colony site assessment: Management opportunities in western North America. Final Report to the U.S. Army Corps of Engineers – Walla Walla District, Walla Walla, WA. 102 pp.
  • Lyons, D.E., D.D. Roby, A.F. Evans, N.J. Hostetter, K. Collis, and S.H. Sebring. 2011. Benefits to Columbia River anadromous salmonids from potential reductions in predation by double-crested cormorants nesting at the East Sand Island colony. Draft Report to the U.S. Army Corps of Engineers – Portland District. U.S. Army Corps of Engineers, Portland, OR. 50 pp.
  • Roby, D.D., K. Collis, D.E. Lyons, J.Y. Adkins, P. Loschl, Y. Suzuki, D. Battaglia, T. Marcella, T. Lawes, A. Peck-Richardson, L. Bayliss, L. Faulquier, D. Harvey, E. Tompkins, J. Tennyson, A. Evans, N. Hostetter, B. Cramer, M. Hawbecker, R.D. Ledgerwood, S. Sebring. 2011. Research, monitoring, and evaluation of avian predation on salmonid smolts in the lower and mid-Columbia River. 2010 Final Annual Report to Bonneville Power Administration and the U.S. Army Corps of Engineers, Portland, Oregon. 166 p.
  • Lyons, D.E., D.D. Roby, A.F. Evans, N.J. Hostetter, and K. Collis. 2011. Benefits to Columbia River anadromous salmonids from potential reductions in avian predation on the Columbia Plateau. Final Report to the U.S. Army Corps of Engineers, Walla Walla, WA. 78 pp.
  • Roby, D.D., K. Collis, D.E. Lyons, J.Y. Adkins, P. Loschl, Y. Suzuki, T. Marcella, L. Kerr, A. Evans, B. Cramer, N. Hostetter, B.P. Sandford, R.D. Ledgerwood, D.R. Kuligowski, and S. Sebring. 2011. Impacts of avian predation on salmonid smolts from the Columbia and Snake rivers, 2004-2009 Synthesis Report. U.S. Army Corps of Engineers – Walla Walla District, Walla Walla, Washington. 206 p.
  • Roby, D.D., K. Collis, L. Adrean, D. Battaglia, D.E. Lyons, K. Nelson, A. Patterson, C. Spiegel, Y. Suzuki, C. Wolf, B. Cramer, A. Evans, M. Hawbecker, and J. Sheggeby. Caspian tern nesting ecology and diet in San Francisco Bay and interior Oregon. 2009 Draft Annual Report to the U.S. Army Corps of Engineers – Portland District, Portland, OR. 58 pp.
  • Roby, D.D., K. Collis, J.Y. Adkins, M. Correll, K. Courtot, B. Cramer, N. Nostetter, P. Loschl, D.E. Lyons, T. Marcella, Y. Suzuki, J. Tennyson, A. Evans, M. Hawbecker, J. Sheggeby, and S. Sebring. 2010. Research, monitoring, and evaluation of avian predation on salmonid smolts in the lower and mid-Columbia River. 2009 Annual Report to the US Army Corps of Engineers and the Bonneville Power Administration, Portland OR. 146p
  • Adkins, J.Y., D.D. Roby, et al. 2010. A status assessment of the double-crested cormorant (Phalacrocorax auritus) in western North America: 1998-2009. Final Report to the US Army Corps of Engineers. Oregon Cooperative Fish and Wildlife Research Unit, Corvallis OR. 69p
  • Collis, K., D.D. Roby, D.E. Lyons, Y. Suzuki, J.Y. Adkins, L. Reinalda, M. Bockes, P. Loschl, D. Battaglia, T. Marcella, B. Cramer, A. Evans, M. Hawbecker, M. Carper, J. Sheggeby, and S. Sebring. 2009. Evaluate the impacts of avian predation on salmonid smolts from the Columbia and Snake rivers: 2008 final season summary. Annual report of research results to the U.S. Army Corps of Engineers, Walla Walla, WA. 100 pp.
  • Collis, K., D.D. Roby, D.E. Lyons, Y. Suzuki, J.Y. Adkins, L. Reinalda, N. Hostetter, L. Adrean, M. Bockes, P. Loschl, D. Battaglia, T. Marcella, B. Cramer, A. Evans, M. Hawbecker, M. Carper, J. Sheggeby, and S. Sebring. 2009. Research, monitoring, and evaluation of avian predation on salmonid smolts in the lower and mid-Columbia River: 2008 season summary. Annual report of research results to the Bonneville Power Administration, Portland, OR. 158 pp.
  • Roby, D.D., K. Collis, J. Adkins, L. Adrean, D. Battaglia, B. Cramer, P. Loschl, T. Marcella, K. Nelson, D.E. Lyons, F. Mayer, Y. Suzuki, A. Evans, M. Hawbecker, and J. Sheggeby. 2009. Caspian tern nesting ecology and diet in San Francisco Bay and interior Oregon: 2008 annual report. Report submitted to the U.S. Army Corps of Engineers, Portland, OR. 62 pp.
  • Roby, D.D., K. Collis, D.E. Lyons, Y. Suzuki, J.Y. Adkins, L. Reinalda, N. Hostetter, L. Adrean, A. Evans, and M. Hawbecker. 2008. Research, Monitoring, and Evaluation of Avian Prediation on Salmonid Smolts in the Lower and Mid-Columbia River. Draft Season Summary to the Bonneville Power Administration and the US Army Corps of Engineers, Portland OR. 148 pp.
  • Roby, D.D., J.Y. Adkins, K. Bixler, K. Collis, and A. Evans. 2007. Surveys for Nesting Glaucous-winged/Western Gulls and Caspian Terns in Puget Sound, Washington. Final Annual Report to the US Fish & Wildlife Service, Portland OR. 12 pp.
  • Collis, K., D.D. Roby, D.E. Lyons, Y. Suzuki, J.Y. Adkins, L. Reinalda, C. Hand, N. Hostetter, A. Evans, M. Hawbecker. 2007. Research, monitoring, and evaluation of avian predation on salmonid smolts in the lower and mid-Columbia River. 2006 Season Summary. Bonneville Power Administration and U.S. Army Corps of Engineers, Portland, Oregon. 57 pp.
  • Roby, D.D., K. Bixler, J.F. Piatt, K. Collis, A. Evans. 2006. Observations of Caspian terns at Dungeness National Wildlife Refuge and distribution of gull colonies in Puget Sound, Washington. 2006 Final Annual Report, U.S. Fish and Wildlife Service, Portland, Oregon. 17 pp.
  • Roby, D.D., K. Collis, J.Y. Adkins, C. Couch, B. Courtot, R. Lord, D.E. Lyons, Y. Suzuki, A. Evans, and M. Hawbecker. 2006. Research, Monitoring, and Evaluation of Avian Predation on Salmonid Smolts in the Lower and Mid-Columbia River. 2005 Season Summary submitted to the Bonneville Power Administration and the U.S. Army Corps of Engineers, Portland, OR.
  • Roby, D.D., K. Collis, A. Evans, S.K. Nelson, K. Bixler, and D. Lyons. 2005. Caspian Tern Nesting Ecology and Diet at Colony Sites on the Olympic Peninsula, WA. 2005 Annual Report to the US Fish & Wildlife Service, Migratory Birds and Habitat Programs, Portland, OR, USA.
  • Roby, D.D., K. Collis, J.Y. Adkins, Y. Suzuki, B. Courtot, D.E. Lyons, A.M. Myers and C. Couch. 2005. Colony Size, Nesting Success, and Predation on Salmon Smolts by Caspian Terns and Double-Crested Cormorants in the Lower Columbia River. Pacific Seabirds 32: 52-53.
  • Collis, K., D.D. Roby, C. Couch, G. Dorsey, K. Fischer, D.E. Lyons, A.M. Myers, S.K. Nelson, J.Y. Adkins, A. Evans and M. Hawbecker. 2005. Piscivorous waterbird research on the Columbia River: 2004 season summary. 91 p. (available through website: www.columbiabirdresearch.org)
  • Roby, D.D., K. Collis, S.K. Nelson, K. Larson and K. Bixler. 2004. Caspian tern nesting ecology and diet in San Francisco Bay and Dungeness National Wildlife Refuge: 2004 final annual report. 52 p. (available through website: www.columbiabirdresearch.org)
  • Roby, D.D., S.M. Murphy, R.J. Ritchie, M.D. Smith, A.G. Palmer, D.L. Nordmeyer-Elmore, E. Pruitt, and R.C. Kull, Jr. 2002. The effects of noise on birds of prey: A study of peregrine falcons (Falco peregrinus) in Alaska. AFRL-HE-WP-TR-2002-0190, U.S. Air Force Research Laboratory, Wright-Patterson AFB, Ohio. 252 pp. Published
  • Roby, D.D. and A.K. Hovey. 2002. Pigeon Guillemot restoration research at the Alaska SeaLife Center. Exxon Valdez Oil Spill Restoration Project Draft Final Report (Restoration Project 01327). 79 pp.
  • Suryan, R.M., D.B. Irons, P.G.R. Jodice, D.D. Roby, and E.D. Brown. 2002. Bottom-up, top-down, and mismatch controls of reproduction in a colonial seabird: colony specific effects on seabird-forage fish relationships. Exxon Valdez Oil Spill Restoration Project Draft Final Report. (Restoration Project 01163E). US Fish & Wildlife Service, Anchorage, AK.
  • Collis, K., D.D. Roby, D.E. Lyons, R.M. Suryan, M. Antolos, S.K. Anderson, A.M. Myers, and M. Hawbecker. 2001. Caspian tern research on the lower Columbia River: Final 2001 summary. (available through website: www.columbiabirdresearch.org
  • Collis, K., M. Hawbecker, D.D. Roby, C. Couch, J. Wolf, and C.D. Anderson. 2001. Pelican, cormorant, and pinniped use of pile dikes and jetties at the mouth of the Columbia River. Draft final report to the U.S. Army Corps of Engineers, Portland District. 39 pp.
  • Collis, K., M. Hawbecker, D.D. Roby, M. Thompson, C. Faustino, C. Cardoni, C.D. Anderson, and D.E. Lyons. 2001. Cormorant and brown pelican use of excluder-fitted pile dikes in the Colubmia River estuary. 2001 Final report to the U.S. ARmy Corps of Engineers, Portland District. 33 pp.
  • Schreck, C.B., D.D. Roby, S. Clements, and M. Karnowski. 2001. Juvenile salmonid survival in specific areas of the Nehalem watershed. Annual Report. Oregon Department of Fish and Wildlife. 63pp.
  • Murphy, S.M., R.J. Ritchie, D.D. Roby, D.L. Nordmeyer, and A.G. Palmer. 2001. Responses of Peregrine Falcons to low-level jet aircraft. Invited paper presented at the Effects of Noise on Wildlife Conference, Goose Bay, Labrador. Institute for Environmental Research and Monitoring. Terra Borealis No. 2:34-35. Expanded Abstract.
  • Roby, D.D., P.G.R. Jodice and K.R. Turco. 2000. Diet Composition, Reproductive Energetics, and Productivity of Seabirds Damaged by the EXXON VALDEZ Oil Spill. Restoration Project Final Report to EXXON VALDEZ Oil Spill Trustee Council.
 

Current Staff

Federal Staff: 4

Masters Students: 12

Phd Students: 11

Post Docs: 3

University Staff: 16

5 Year Summary

Students graduated: 20

Scientific Publications: 71

Presentations: 268

Oregon Cooperative Fish and Wildlife Research Unit Cooperators

  1. Oregon Department of Fish and Wildlife
  2. Oregon State University
  3. U.S. Fish and Wildlife Service
  4. U.S. Geological Survey
  5. Wildlife Management Institute