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Zamon, J., E. Phillips, D.D. Roby, D.E. Lyons, K. Collis, and J. Adams. 2015. Food web links between seabirds and pelagic schooling fishes in the estuary, plume, and nearshore marine habitats of the Columbia River. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, CA, 20 February.
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February 2015
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Suzuki, Y., D.D. Roby, M.A. Bishop, and M.L. Kissling. 2013. Caspian Tern invasion of Alaska? Northward breeding range expansion of the Pacific Coast population. 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Suzuki, Y., D.D. Roby, K.M. Dugger, J.A. Gervais, D.E. Lyons, R.M. Suryan, and K. Collis. Management fairy tale or nightmare? Demography and inter-colony dispersal of Caspian terns in the Pacific Coast region of North America. 19th Annual Conference of The Wildlife Society, Portland, OR.
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October 2012
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Suzuki, Y., D.D. Roby, K.M. Dugger, J.A. Gervais, D.E. Lyons, R.M. Suryan, and K. Collis. 2014. Long-distance dispersal results in a large-scale metapopulation of Caspian terns in western North America. 26th International Ornithological Congress, Tokyo, Japan.
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August 2014
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Suzuki, Y., D.D. Roby, K. Collis, D.E. Lyons, A.F. Evans, P.J. Loschl, T. Lawes, K. Bixler, S. Collar, A. Peck-Richardson, A. Mohoric, and M. Hawbecker. 2013. Implementation of the Caspian Tern Management Plan: Status of tern colonies in the Columbia River estuary and at Corps-constructed colony sites. Anadromous Fish Evaluation Program Annual Review, Walla Walla, WA.
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December 2013
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl, T.J. Lawes, and K.S. Bixler. 2016. Response of Caspian Terns to reductions in available nesting habitat. Special Paper Session on Tern Colony Restoration and the Development of Conservation Networks: Breeding and Non-breeding Periods, 43rd Annual Meeting of the Pacific Seabird Group, Kahuku, HI.
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February 2016
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl, T.J. Lawes, K.S. Bixler, and K. Collis. 2017. Footloose and fancy-free: survival, age at first return, and breeding in Caspian Terns. 44th Annual Meeting of the Pacific Seabird Group, Tacoma, Washington.
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February 2017
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl, T.J. Lawes, K.S. Bixler, K. Collis, and M. Hawbecker. 2017. Connectivity of managed and un-managed Caspian tern breeding colonies as revealed by resightings of banded individuals and progress update on tern population modeling. Avian Predation Workshop, U.S. Army Corps of Engineers, The Dalles, Oregon. 2 March.
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March 2017
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl, T.J. Lawes, K.S. Bixler, K. Collis, and M. Hawbecker. 2014. Connectivity of managed and un-managed Caspian tern breeding colonies as revealed by resightings of banded individuals. Avian Predation Workshop, Walla Walla, WA, 3 December. (Invited)
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December 2014
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl, T. Lawes, K. Bixler, K. Collis, and M. Hawbecker. Connectivity of managed and unmanaged Caspian tern breeding colonies as revealed by resightings of banded individuals. 2014 Anadromous Fish Evaluation Program Annual Review, Portland, Oregon.
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December 2014
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl, T. Lawes, K. Bixler, K. Collis, and H. Hawbecker. 2015. Connectivity of managed and un-managed Caspian tern colonies as revealed by resightings of banded individuals. 2015 Avian Predation Workshop, The Dalles, OR.
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November 2015
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl, K.N. Courtot, and K. Collis. 2015. Novel non-lethal approaches to managing fisheries-cormorant conflicts. Annual Meeting of The Waterbird Society, Bar Harbor, Maine.
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August 2015
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl,
T. Lawes, and K.S. Bixler. 2014. Age matters? Influence of management practices on age-specific colony arrival dates and age distribution in Caspian Terns. 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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Suzuki, Y., D.D. Roby, D.E. Lyons, P.J. Loschl,
K.S. Bixler, and T. Lawes. 2015. Colony site fidelity in Caspian terns despite limited nesting habitat: When to stay and when to go. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Suzuki, Y., D.D. Roby, D.E. Lyons, N. Schumaker, and D. Dishman. 2016. Progress report: Developing a Caspian tern population model for the Pacific Flyway population. Presented to the Caspian Tern Adaptive Management Team, Portland, OR.
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September 2016
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Suzuki, Y., D.D. Roby, D.E. Lyons, K.M. Dugger, P.J. Loschl, T.J. Lawes, K.S. Bixler, and K. Collis. 2015. Connectivity of managed and un-managed Caspian Tern colonies in the Pacific Coast region of North America. 2nd World Seabird Conference, Cape Town, South Africa.
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October 2015
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Suzuki, Y. D.D. Roby, D.E. Lyons, P.J. Loschl, and K.N. Courtot, B. Cramer, and K. Collis. 2015. Novel Non-Lethal Approaches to Managing Fisheries-Cormorant Conflicts in Western North America.
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July 2015
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Suryan, R.M., A.J. Gladics, B. Bridgeland, S.W. Stephensen, R. Swift, R.W. Lowe, and D.D. Roby. 2015. TESTING ACOUSTIC RECORDERS AND REMOTE CAMERAS TO MONITOR BREEDING POPULATIONS OF LEACH’S STORM-PETREL. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Strong, C., R. Golightly, S. Schneider, K. Nelson, C. Horton, L. Adrean, J. Rivers, D.D. Roby, and M. Betts. 2018. Bailing on the California Current: Marbled Murrelet and other seabird response to unusual conditions in Oregon and northern California. 45th Annual Meeting of the Pacific Seabird Group, La Paz, Baja California Sur, Mexico, 21-24 February.
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February 2018
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Schreck, C.B., D.D. Roby, K. Dugger, and J. Peterson. 2015. Meeting Cooperator needs: Examples from the Oregon Cooperative Fish and Wildlife Research Unit. North American Wildlife & Natural Resources Conference, Omaha, NE, 8-13 March. (Invited)
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March 2015
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Roby, D.D., Y. Suzuki, D.E. Lyons, J. Heinrichs, and N. Schumaker. 2018. Modeling population dynamics of a conservation reliant seabird: Caspian Terns in the Pacific Flyway of North America. 42nd Annual Meeting of the Waterbird Society, Vancouver, B.C., Canada
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August 2018
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Roby, D.D., Y. Lu, D. Chen, S. Chan, X. Zhou, Z. Fan, D.E. Lyons, S. Wang, J. Yang, and S. Chen. 2018. Close colony monitoring uncovers new threats to nesting success in the critically endangered Chinese Crested Tern. International Ornithological Congress 2018, Vancouver, British Columbia, Canada.
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August 2018
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Roby, D.D., S.W. Kress, D.E. Lyons, S. Chen, S. Chan, Y. Suzuki, and T.J. Laws. 2015. Conservation Value of Active Seabird Colony Restoration following Rat Eradication on Islands. Symposium on Conservation of Breeding Seabirds on Islands: Control of Predators and Social Attraction, International Wildlife Management Congress, Sapporo, Japan.
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July 2015
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Roby, D.D., P.J. Loschl, K. Collis, D.E. Lyons, K.S. Bixler, Y. Suzuki, T.J. Lawes, and A. Turecek. 2017. Implementation and evaluation of efforts to reduce predation on ESA-listed salmonids by Caspian terns nesting at East Sand Island, 2017. Annual Review of the Anadromous Fish Evaluation Program, Richland, WA, 29 November.
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November 2017
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Roby, D.D., K. Collis, P. Loschl, D. Lyons, Y. Suzuki, T. Lawes, A. Munes, J. Mulligan, E. Schniedermeyer, A. Evans, B. Cramer, A. Turecek, and Q. Payton. 2015. Inland Avian Predation Management Plan: Status of Caspian tern breeding colonies in the Columbia Plateau region, 2015. 2015 Avian Predation Workshop, The Dalles, OR.
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November 2015
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Roby, D.D., K. Collis, D.E. Lyons, P.J. Loschl, Y. Suzuki, B. Caillouet, O. Bailey, T.J. Lawes, A.F. Evans, B. Cramer, A. Turecek, and Q. Payton. 2017. Caspian Tern Management Plan for the Columbia River Estuary: Implementation and evaluation of efforts to reduce predation on ESA-listed salmonids in the Columbia River estuary, 2016. Avian Predation Workshop, U.S. Army Corps of Engineers, The Dalles, Oregon. 2 March.
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March 2017
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Roby, D.D., K. Collis, D.E. Lyons, P.J. Loschl, Y. Suzuki, B. Caillouet, O. Bailey, T.J. Lawes, A.F. Evans, B. Cramer, A. Turecek, and Q. Payton. 2016. Caspian Tern Management Plan for the Columbia River Estuary: Implementation and evaluation of efforts to reduce predation on ESA-listed salmonids in the Columbia River estuary, 2016. 2016 Anadromous Fish Evaluation Program Annual Review, Portland, Oregon.
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November 2016
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Roby, D.D., K. Collis, D.E. Lyons, P.J. Loschl, T.J. Lawes, Y. Suzuki, K.S. Bixler, A. Piggott, A.F. Evans, B. Cramer, C. Horton, and M. Hawbecker. 2014. Status of Caspian tern breeding colonies at both managed and un-managed sites in the Columbia Basin and at Corps-constructed islands. Avian Predation Workshop, Walla Walla, WA, 3 December 2014. (Invited)
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December 2014
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Roby, D.D., K. Collis, D.E. Lyons, A.F. Evans, Y. Suzuki, P.J. Loschl, A. Peck-Richardson, B. Cramer, J.Y. Adkins, T. Lawes, K.S. Bixler, J. Zamon, D. Kuligowski, and M. Hawbecker. 2013. Ecological developments at the double-crested cormorant colony on East Sand Island: Status, dispersal, management pilot studies, and implications for salmonid restoration. Anadromous Fish Evaluation Program Annual Review, Walla Walla, WA.
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December 2013
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Roby, D.D., K. Collis, D.E. Lyons, A.F. Evans, Y. Suzuki, J.Y. Adkins, P.J. Loschl, T. Lawes,
N. Hostetter, A. Peck-Richardson, A. Patterson, B. Cramer, S. Collar, K. Bixler, J. Zamon,
D. Kuligowski, and M. Hawbecker. AVIAN PREDATION ON JUVENILE SALMONIDS IN THE COLUMBIA RIVER ESTUARY: NEW DEVELOPMENTS IN 2012. Anadromous Fish Evaluation Program Annual Review, Portland, OR.
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November 2012
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Roby, D.D., K. Collis, D. Lyons, C. Baird, T. Lawes, P. Loschl, Y. Suzuki, A. Piggott, A. Wilson, C. Congdon, A. Evans, B. Cramer, A. Turecek, and Q. Payton. 2015. Caspian Tern Management Plan for the Columbia River Estuary: Implementation and evaluation of efforts to reduce predation on ESA-listed salmonids in the Columbia River estuary. 2015 Avian Predation Workshop, The Dalles, OR
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November 2015
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Roby, D.D., K. Collis, A.F. Evans, D.E. Lyons, P.J. Loschl, Y. Suzuki, K. Bixler, B. Cramer, M. Hawbecker, and T. Lawes. 2013. Pre-management status of Caspian tern colonies in the Columbia Plateau region: Foraging behavior, connectivity, and reliance on juvenile salmonids. Anadromous Fish Evaluation Program Annual Review, Walla Walla, WA.
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December 2013
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Roby, D.D., K. Collis, A.F. Evans, D.E. Lyons, P.J. Loschl, N. Hostetter, K. Bixler, J. Tennyson, K. Dickson, G. Gasper, B. Cramer, Y. Suzuki, M. Hawbecker, and T. Lawes. 2012. Avian predation on juvenile salmonids on the Columbia Plateau: New findings in 2012. Anadromous Fish Evaluation Program Annual Review, Portland, OR.
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November 2012
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Roby, D.D., K. Collis, A.F. Evans, D.E. Lyons, P.J. Loschl, N. Hostetter, K. Bixler, J. Tennyson, K. Dickson, G. Gasper, B. Cramer, Y. Suzuki, M. Hawbecker, and T. Lawes. 2012. Avian predation on juvenile salmonids on the Columbia Plateau: New findings in 2012. Anadromous Fish Evaluation Program Annual Review, Portland, OR.
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November 2012
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Roby, D.D., D.E. Lyons, and S. Collar. 2013. Tern restoration in North America. Chinese Crested Tern Training Workshop, Xiangshan, Zhejiang, P.R. China.
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March 2013
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Roby, D.D., D.E. Lyons, and S. Collar. 2013. Conservation and restoration of tern colonies in North America: Relevance for saving the endangered Chinese crested tern. Plenary Lecture for the China Ornithological Conference, Hangzhou, P.R. China.
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November 2013
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Roby, D.D., D.E. Lyons, and S. Collar. 2013. Caspian tern restoration research in North America. Cross-strait Conference on Tern Conservation, Matsu Islands, Taiwan.
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July 2013
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Roby, D.D., D.E. Lyons, Y. Suzuki, T. Lawes, P. Loschl, K. Bixler, S.W. Kress, S. Chen, and S. Chan. 2016. Restoring seabird colonies using social attraction: The conservation legacy of Project Puffin. Keynote Lecture at the Willamette Valley Bird Symposium, Corvallis, Oregon.
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January 2016
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Roby, D.D., D.E. Lyons, Y. Suzuki, S. Collar, K. Collis, and S.W. Kress. 2014. Conservation and restoration of tern colonies in North America. 26th International Ornithological Congress, Tokyo, Japan.
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August 2014
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Roby, D.D., D.E. Lyons, Y. Suzuki, P.J. Loschl, O. Bailey, and T.J. Lawes. 2016. Caspian Tern Management Plan for the Columbia River Estuary: Implementation and evaluation of efforts to reduce predation on ESA-listed salmonids. Preliminary overview of 2016 results presented to the Caspian Tern Adaptive Management Team, 28 September, Portland, OR. (Invited)
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September 2016
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Roby, D.D., D.E. Lyons, Y. Suzuki, J.Y.Adkins, P.J. Loschl, and T.J. Lawes. 2017. Long-term studies of breeding seabirds in the Columbia River estuary: transformative change and responsible forcing factors. Symposium on the Values of Long-Term Studies: Insight & Synthesis, 44th Annual Meeting of the Pacific Seabird Group, Tacoma, Washington.
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February 2017
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Roby, D.D., D.E. Lyons, Y. Suzuki, J.Y. Adkins, A. Peck-Richardson, P.J. Loschl, and K.S. Bixler. 2016. Cormorants and Threatened Salmon in the Columbia River Estuary: a Management Conundrum. North American Ornithological Conference 2016, Washington, D.C. 16-20 August.
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August 2016
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Roby, D.D., D.E. Lyons, T.J. Lawes, Y. Suzuki, K. Bixler, and K. Collis. 2016. Conservation networks of artificial islands for breeding Caspian Terns. 43rd Annual Meeting of the Pacific Seabird Group, Kahuku, Hawaii.
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February 2016
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Roby, D.D., D.E. Lyons, T.J. Lawes, Y. Suzuki, K. Bixler, and K. Collis. 2015. The keys to successful restoration of tern colonies and their application to recovery of a critically endangered species. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Roby, D.D., D.E. Lyons, T.J. Lawes, P.J. Loschl, A.F. Evans, A. Piggott, K. Collis, and B. Cramer. 2014. Status of Caspian tern breeding colonies at both managed and un-managed sites in the Columbia Basin and at Corps-constructed islands. 2014 Anadromous Fish Evaluation Program Annual Review, Portland, Oregon.
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December 2014
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Roby, D.D., D.E. Lyons, S. Collar, and P.J. Loschl. 2015. Top-down and bottom-up influences on large, sympatric colonies of Caspian Terns and Double-crested Cormorants. Symposium on Seabirds as Prey, Second World Seabird Conference, Cape Town, South Africa.
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October 2015
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Roby, D.D., D.E. Lyons, K. Collis, Y. Suzuki, A.F. Evans, J.Y. Adkins, P.J. Loschl, T.J. Lawes, K.S. Bixler, A. Patterson, and S. Collar. 2013. An interesting tern of events: Learning from Caspian Terns and other salmon-eating waterbirds about what matters most for coastal colonial seabirds. Plenary talk for the 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Roby, D.D., D.E. Lyons, K. Collis, P.J. Loschl, and A.F. Evans. 2012. Effects of fish-eating birds on Columbia River salmonids. Symposium on Managing Human-Wildlife Conflict in the Pacific Northwest. 19th Annual Conference of The Wildlife Society, Portland, OR, 15 October. [Invited]
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October 2012
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Roby, D.D., D.E. Lyons, J.Y. Adkins, Y. Suzuki, A. Peck-Richardson, P.J. Loschl, K.S. Bxler, and K. Collis. 2015. Population Dynamics and Management of the Western North America Population of the Double-crested Cormorant. Symposium: Towards Sustainable, Knowledge-based Cormorant Management: Combining Learning and Experiences from North America, Europe, and Japan, International Wildlife Management Congress, Sapporo, Japan.
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July 2015
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Roby, D.D., D.E. Lyons, J.Y. Adkins, Y. Suzuki, A. Peck-Richardson, P.J. Loschl, K.S. Bixler, and K. Collis. 2015. The Western North America Population of Double-crested Cormorants: Beginnings of Management. Symposium on Cormorant Management: Learning from Case Studies in the U.S. and Europe, Lake Biwa Museum, Japan. (Invited)
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July 2015
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Roby, D.D., D.E. Lyons, J.Y. Adkins, Y. Suzuki, A. Peck-Richardson, P.J. Loschl, K.S. Bixler, and K. Collis. 2015. Cormorants and ESA-listed Salmonids in the Columbia River Estuary: the Management Conundrum. Recent Advances in the Biology and Management of Double-crested Cormorants, Waterbirds Society Annual Meeting, Bar Harbor, Maine.
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August 2015
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Roby, D.D., D.E. Lyons, J.Y. Adkins, Y. Suzuki, A. Peck-Richadson, P.J. Loschl, K.S. Bixler, and K. Collis. 2016. Cormorants and ESA-listed Salmonids in the Columbia River Estuary: the Management Conundrum. 50th Annual Meeting of the Oregon Chapter of The Wildlife Society, Seaside, Oregon.
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February 2016
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Roby, D.D., D.E. Lyons, J.Y. Adkins, A. Peck-Richardson, Y. Suzuki, P.J. Loschl, K.S. Bixler, and K. Collis. 2015. Proposal for a major cull of Double-crested Cormorants in the Columbia River estuary: science-based or politics-driven? 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Roby, D.D. 2018. Avian predation on juvenile salmonids. Monthly meeting of the Northwest Power and Conservation Council, Eugene, OR, 11-12 September.
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September 2018
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Roby, D.D. 2018. Avian predation on juvenile salmonids in the Columbia River basin, a research project status review. Independent Scientific Review Panel and the Northwest Power and Conservation Council, Portland, OR, 27-28 August.
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August 2018
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Roby, D.D. 2017. Restoring tern colonies using social attraction: the crucial role of monitoring. Chinese Crested Tern Conservation Conference, Matsu Islands, Taiwan, 10 November.
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November 2017
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Roby, D.D. 2017. Environmental conservation in the United States and the science behind it. Workshop on Environmental Protection and Enforcement, Ministry of
Economy and Planning, Riyadh, Kingdom of Saudi Arabia, 13-14 September 2017.
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September 2017
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Roby, D.D. 2015. Status of Caspian Tern breeding colonies at managed and unmanaged sites in the Columbia Basin and at Corps-constructed islands. Briefing to the Northwest Power and Conservation Council, Portland, OR, 5 May. (Invited)
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May 2015
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Rivers, J.W., S.K. Nelson, L.J. Adrean, C.A. Horton, D.D. Roby, and M.G. Betts. 2018. An update on the Oregon Marbled Murrelet Project: unexpected results characterize the 2017 breeding season. Joint annual meeting of the Oregon Chapter of The Wildlife Society, the Washington Chapter of The Wildlife Society, the Society for Northwestern Vertebrate Ecology, and the Northwestern Partners in Amphibians and Reptile Conservation, Portland, OR, 13-16 February.
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February 2018
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Rivers, J.W., J.M. Northrup, M.G. Betts, S.K. Nelson, and D.D. Roby. 2016. Evaluating Space Use and Reproductive Success of the Threatened Marbled Murrelet in Western Oregon. North American Ornithological Conference, Washington, D.C. 16-20 August.
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August 2016
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Rivers, J., L. Adrean, M. Pickett, B. Taggart, S.K. Nelson, D.D. Roby, and M. Betts. 2017. Testing whether unmanned aerial vehicles can be used to locate cryptic nests of the
Marbled Murrelet. Joint Annual Meeting of the American Ornithological Society and the Society of Canadian Ornithologists/Société des Ornithologistes du Canada, East Lansing, MI, 1-5 August 2017.
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August 2017
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Piggott, A.R.H., D.E. Lyons, and D.D. Roby. 2014. Dietary overlap and coexistence of two sympatric piscivorous seabirds: Competition or superabundant prey? 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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Piggott, A.R., S.B. Stark, B.R. Higgins, D.B. Irons, and D.D. Roby. 2017. Beggars can't be choosers: successful breeding on a poor quality diet. 44th Annual Meeting of the Pacific Seabird Group, Tacoma, Washington.
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February 2017
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Piggott, A.R., D.E. Lyons, Y. Suzuki, K. Bixler, B. Cramer, A. Turecek, A. Laws, and D.D. Roby. 2015. Nest-site fidelity at the largest breeding colony of Double-crested Cormorants (Phalacrocorax auritus) in North America. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Piggott, A.R., D.E. Lyons, J.M. Lawonn, K.S. Bixler, M.J. Hipfner, and D.D. Roby. 2016. NOVEL PREY IN SEABIRD DIETS: INDICATORS OF CLIMATE REGIME SHIFTS. 43rd Annual Meeting of the Pacific Seabird Group, Oahu, Hawaii.
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February 2016
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Peck-Richardson, A.G., D.E. Lyons, K.N. Courtot, B.M. Cramer, and D.D. Roby. 2015. Using satellite telemetry to predict dispersal of Double-crested Cormorants following habitat reduction at the largest breeding colony in North America. Annual Meeting of The Waterbird Society, Bar Harbor, Maine.
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August 2015
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Peck-Richardson, A.G., D.E. Lyons, D.A. Cushing, J.A. Lerczak, and D.D. Roby. 2016. FORAGING HABITAT USE AND NICHE PARTITIONING IN TWO SYMPATRIC CORMORANT SPECIES NESTING IN THE COLUMBIA RIVER ESTUARY, OREGON. 43rd Annual Meeting of the Pacific Seabird Group, Oahu, Hawaii.
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February 2016
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Peck-Richardson, A.G., D.E. Lyons, B.M. Cramer, K.N. Courtot, J.M. Mannas, and D.D. Roby. 2015. INITIAL RESPONSE AND DISPERSAL OF DOUBLE-CRESTED CORMORANTS FOLLOWING HABITAT REDUCTION AT THE LARGEST BREEDING COLONY IN NORTH AMERICA. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Patterson, A.G.L., D.E. Lyons, D.D. Roby, P.J. Loschl, and T.J. Lawes. 2014. Females forage farther: Bi-modal foraging distribution of Caspian Terns breeding at a colony in interior Washington. 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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Patterson, A., D.D. Roby, D.E. Lyons, and K. Collis. 2013. Using artificial islands and social attraction to establish new Caspian Tern colonies in the Upper Klamath Basin, California. 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Patterson, A., A. Kitaysky, D.E. Lyons, and D.D. Roby. 2013. Corticosterone in feathers – A cautionary tale of nutritionally-stressed Caspian Tern chicks. 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Paredes, R., H. Renner, D.B. Irons, R.A. Orben, R.M. Suryan, B. Drummond, D.D. Roby, and G. Dell’Omo. Partitioning of pelagic resources revealed by GPS tracking of breeding Red-legged and Black-legged kittiwakes. 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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Paredes, R., D.B. Irons, D.D. Roby, Y. Tremblay, R. Young, A.M.A. Harding, R.A. Orben, R. M. Suryan, H. Renner, A. Will, and A. Kitaysky. 2013. Three dimensional spatial use of marine habitats provides insight into the contrasting population trends of a deep-diving seabird in the Bering Sea. 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Orben, R.A., R. Paredes, D.D. Roby, D.B. Irons, and S.A. Shaffer. 2015. BODY SIZE PREDICTS INDIVIDUAL WINTER FORAGING STRATEGIES OF THICK-BILLED MURRES (URIA LOMVIA) IN THE BERING SEA. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Northrup, J.M., J.W. Rivers, S.K. Nelson, D.D. Roby, L.J. Adrean, and M.G. Betts. 2017. Spatiotemporal patterns of corvid distribution and abundance in areas occupied by Marbled Murrelets. 44th Annual Meeting of the Pacific Seabird Group, Tacoma, Washington.
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February 2017
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Nelson, S.K., J.M. Northrup, D.D. Roby, M.G. Betts, L.J. Adrean, and J.W. Rivers. 2017. Evaluating space use and reproductive success of the threatened Marbled Murrelet in western Oregon. 44th Annual Meeting of the Pacific Seabird Group. Tacoma, Washington.
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February 2017
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Nelson, S.K., J. Northrup, J. Rivers, D.D. Roby, and M. Betts. 2018. The influence of climate change, habitat loss, and predator distribution on the distribution of Marbled Murrelets over 30 years in the Pacific Northwest. 45th Annual Meeting of the Pacific Seabird Group, La Paz, Baja California Sur, Mexico, 21-24 February.
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February 2018
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Marcella, T.K., S.M. Gende, and D.D. Roby. 2013. Cruise ship disturbance to Kittlitz’s Murrelets in Glacier Bay National Park, Alaska. 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Lyons, D.E., T.J. Lawes, P.J. Loschl, Y. Suzuki, K.S. Bixler, E. Schniedermeyer, K. Collis, A. Evans, B. Cramer, and D.D. Roby. 2017. Caspian tern responses to the Inland Avian Predation Management Plan as indicated using satellite telemetry and resighting of banded individuals. Avian Predation Workshop, Richland, WA, 29 November.
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November 2017
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Lyons, D.E., T.J. Lawes, P.J. Loschl, Y. Suzuki, K.S. Bixler, E. Schniedermeyer, K. Collis, A. Evans, B. Cramer, and D.D. Roby. 2017. Caspian tern response to management at Goose Island, Potholes Reservoir, and Crescent Island, McNary
Reservoir, as indicated using satellite telemetry. Avian Predation Workshop, U.S. Army Corps of Engineers, The Dalles, Oregon. 2 March.
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March 2017
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Lyons, D.E., T.J. Lawes, A. Patterson, D.D. Roby, Y. Suzuki, and P.J. Loschl. 2016. Migration and winter movements of Pacific Flyway Caspian Terns. 43rd Annual Meeting of the Pacific Seabird Group, Oahu, Hawaii.
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February 2016
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Lyons, D.E., J. Tennyson, A. Patterson, D.D. Roby, Y. Suzuki, and P.J. Loschl. 2015. Caspian Tern migration and overwintering behavior in western North America. 2nd World Seabird Conference, Cape Town, South Africa.
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October 2015
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Lyons, D.E., J. Tennyson, A. Patterson, D.D. Roby, Y. Suzuki, and P. Loschl. 2015. Initial Response of Caspian Terns to a Managed Reduction in Nesting Habitat. International Wildlife Management Congress, Sapporo, Japan.
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July 2015
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Lyons, D.E., J. Tennyson, A. Patterson, D.D. Roby, Y. Suzuki, and P. Loschl. 2015. CASPIAN TERN RESPONSE TO NESTING HABITAT REDUCTIONS AT A MANAGED COLONY SITE IN EASTERN WASHINGTON, USA. 42n Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Lyons, D.E., J. Tennyson, A. Patterson, D.D. Roby, Y. Suzuki, P.J. Loschl, and K. Collis. 2014. Caspian tern response to management at Goose Island, Potholes Reservoir, as indicated using satellite telemetry. Avian Predation Workshop, Walla Walla, WA, 3 December. (Invited)
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December 2014
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Lyons, D.E., J. Tennyson, A. Patterson, D.D. Roby, Y. Suzuki, P.J. Loschl, and K. Collis. 2014. Caspian tern response to management at Goose Island, Potholes Reservoir, as indicated using satellite telemetry. 2014 Anadromous Fish Evaluation Program Annual Review, Portland, Oregon.
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December 2014
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Lyons, D.E., D.D. Roby, Y. Suzuki, J.Y. Adkins, and K. Collis. 2014. The plight of fish-eating birds: cormorants and endangered salmonids in western North America. 26th International Ornithological Congress, Tokyo, Japan.
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August 2014
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Lyons, D.E., D.D. Roby, K. Collis, T.J. Lawes, K.S. Bixler, and A. Patterson. 2012. Build it and they will come? Assessment of a mitigation habitat network for Caspian terns. 19th Annual Conference of The Wildlife Society, Portland, OR.
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October 2012
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Lyons, D.E., D.D. Roby, A.F. Evans, L. Weitcamp, and T. Good. 2015. Challenges to quantifying the benefits to fisheries of cormorant management and population control.
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August 2015
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Lyons, D.E., A.F. Evans, N.J. Hostetter, D.D. Roby, K. Collis, P.J. Loschl, K.S. Bixler, A. Peck-Richardson, B. Cramer, J. Zamon, and D. Kuligowski. 2013. Measuring impacts of cormorant predation on smolt survival in the Columbia River estuary: Bioenergetics, PIT tag recoveries, and potential benefits from cormorant management. Anadromous Fish Evaluation Program Annual Review, Walla Walla, Washington.
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December 2013
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Lyons, D.E., A. Peck-Richardson, D.D. Roby, and J. Lerczak. 2015. Tracking sympatric diving seabirds: Synergistic identification of foraging habitat niches and mapping of physical oceanographic parameters. 2nd World Seabird Conference, Cape Town, South Africa.
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October 2015
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Lyons, D.E., A. Peck-Richardson, D.D. Roby, and J. Lerczak. 2015. Mapping characteristics of the Columbia River mouth using diving seabirds fitted with archival GPS and sensor tags. Willamette Valley Bird Symposium, Corvallis, OR, 24 January. (Poster)
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January 2015
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Lyons, D.E., A. Peck-Richardson, D.D. Roby, and J. Lerczak. 2014. Mapping physical characteristics of the Columbia River mouth using diving seabirds fitted with archival GPS and sensor tags. 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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Loschl, P.J., D.D. Roby, B. Cramer, K. Collis, and D.E. Lyons. 2016. Caspian Tern responses to non-lethal management in the Columbia Plateau Region, USA. 43rd Annual Meeting of the Pacific Seabird Group, Oahu, Hawaii.
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February 2016
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Loschl, P.J., D.D. Roby, A. Turecek, M. Hawbecker, J. Tennyson, and D.E. Lyons. 2015. USE OF DIGITAL AERIAL IMAGERY AND ONLINE GIS TO ESTIMATE COLONY SIZE AND AREA FOR GROUND-NESTING SEABIRDS: BETTER TOOLS FOR MONITORING SEABIRD POPULATIONS. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Lawonn, M.J., D.D. Roby, J.F. Piatt, W.H. Pyle, and R.R. Corcoran. 2013. How the breeding ecology of Kittlitz’s Murrelet makes sense (sometimes): The benefits of high-quality forage and rapid chick growth on nest survival and adult fitness. 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Lawes, T.J., K.S. Bixler, D.D. Roby, D.E. Lyons, P.J. Loschl, and Y. Suzuki. 2017. Life in the big city - Caspian Terns in the Salish Sea Region. 44th Annual Meeting of the Pacific Seabird Group, Tacoma, Washington.
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February 2017
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Lawes, T.J., G.H. Smith, D.D. Roby, D.E. Lyons, K.S. Bixler, and Y. Suzuki. 2015. IMPACTS OF DROUGHT ON CASPIAN TERN COLONY RESTORATION IN SEMI-ARID LANDSCAPES OF EASTERN OREGON AND NORTHERN CALIFORNIA. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Lawes, T.J., D.E. Lyons, D.D. Roby, J. Tennyson, and A.G. Patterson. 2016. Leg-loop harness as a long duration attachment method for telemetry tags on a plunge-diving seabird. 43rd Annual Meeting of the Pacific Seabird Group, Oahu, Hawaii.
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February 2016
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Lawes, T.J., D.D. Roby, D.S. Battaglia, and M. Hawbecker. 2015. It pays to have a good data plan: Monitoring seabird colonies using solar powered camera systems with remote data access and real-time video streaming. Willamette Valley Bird Symposium, Corvallis, OR, 24 January. (Poster)
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January 2015
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Lawes, T.J., D.D. Roby, D. Lyons, Y. Suzuki, K.S. Bixler, and A. Evans. 2014. So far, thanks for all the carp – Caspian Terns at Malheur National Wildlife Refuge, Oregon. 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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LYONS, D.E., T.J. LAWES, Y. SUZUKI, P.J. LOSCHL, and D.D. ROBY. 2016. RESPONSE OF INDIVIDUAL CASPIAN TERNS TO NESTING HABITAT MANAGEMENT IN THE PACIFIC NORTHWEST. 50th Annual Meeting of the Oregon Chapter of The Wildlife Society, Seaside, Oregon.
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February 2016
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Kameda, K.O., D.D. Roby, D.N. Carss, and L.R. Wires. 2015. Towards sustainable, knowledge-based cormorant management: combining learning and experiences from North America, Europe, and Japan. Vth International Wildlife Management Congress, Sapporo, Japan, 27 July. (Invited)
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July 2015
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Hostetter*, N., D.D. Roby, A. Evans, K. Collis, and M. Hawbecker. 2009. Relative vulnerability of threatened Snake River steelhead smolts to fish-eating birds on the Columbia River. 36th Annual Meeting of the Pacific Seabird Group, Hakodate Japan, 25 February.
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February 2009
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Hostetter*, N., D.D. Roby, A. Evans, K. Collis, and M. Hawbecker. 2008. Relative vulnerability of threatened Snake River steelhead smolts to fish-eating birds on the Columbia River. 6th Annual Symposium on Research Advances in Fisheries, Wildlife, and Ecology, Corvallis OR, 11 November.
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November 2008
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Hostetter*, N., A. Evans, D.D. Roby, K. Collis, M. Hawbecker, and B. Sandford. 2009. Relative vulnerability of threatened Snake River steelhead smolts to fish-eating birds nesting on the Columbia River. Annual Meeting of the Western Division of the American Fisheries Society, Albuquerque NM, 4 May. [
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May 2009
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Horton, C., L. Adrean, K. Nelson, D.D. Roby, M. Betts, and J. Rivers. 2018. Anomalous ocean conditions coincide with a lack of nesting activity in Marbled Murrelets in Oregon. 45th Annual Meeting of the Pacific Seabird Group, La Paz, Baja
California Sur, Mexico, 21-24 February.
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February 2018
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Fan, Z.Y., S.H. Chen, D.D. Roby, S. Chan, D.E. Lyons, S. Collar, Y.W. Lu, and Q. Huang. 2014. Conservation of the critically endangered Chinese crested tern: Restoration of a lost breeding colony on the Jiushan Islands, China. 26th International Ornithological Conference, Tokyo, Japan.
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August 2014
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Evans, A.F., Q. Payton, B. Cramer, P.J. Loschl, K. Collis, D.D. Roby, B. Caillouet, and K. Kelly. 2017. Avian predation rates: Impacts from managed and unmanaged colonies. Avian Predation Workshop, U.S. Army Corps of Engineers, The Dalles, Oregon. 2
March.
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March 2017
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Evans, A.F., Q. Payton, B. Cramer, P.J. Loschl, K. Collis, D.D. Roby, B. Caillouet, and K. Kelly. 2016. Caspian tern predation rates on ESA-listed salmonids: Impacts from managed and un-managed colonies in the Columbia River basin, 2016. 2016 Anadromous Fish Evaluation Program Annual Review, Portland, Oregon.
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November 2016
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Evans, A.F., D.D. Roby, K. Collis, N.J. Hostetter, B. Cramer, P. Loschl, D.E. Lyons, and T. Lawes. 2013. Impact of gull predation on smolt survival in the Columbia Plateau region: Understanding what on-colony PIT tag recoveries can tell us. Anadromous Fish Evaluation Program Annual Review, Walla Walla, WA.
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December 2013
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Evans, A.F., D.D. Roby, K. Collis, B. Cramer, N.J. Hostetter, P.J. Loschl, D.E. Lyons, T.J. Lawes, and Q. Payton. 2014. Caspian tern predation on juvenile salmonids in the Columbia River Basin: A synopsis of PIT tag recovery methods, analyses, and results from 2014. Avian Predation Workshop, Walla Walla, WA, 3 December. (Invited)
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December 2014
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Evans, A., Q. Payton, A. Turecek, D.D. Roby, K. Collis, B. Cramer, and P.J. Loschl. 2015. An assessment of avian predation on juvenile salmonids: A spatially-explicit analysis of smolt losses in relation to survival standards. 145th Annual Meeting of the American Fisheries Society, Portland, OR, 18 August.
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August 2015
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Evans, A., Q. Payton, A. Turecek, B. Cramer, K. Collis, D. Roby, P.J. Loschl, L. Sullivan, J. Skalski, R. Townsend, M. Weiland, and C. Dotson. 2015. Avian predation on juvenile salmonids in the Columbia River: A spatial and temporal analysis of impacts in relation to fish survival. Anadromous Fish Evaluation Program Annual Review, Walla Walla, Washington.
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December 2015
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Evans, A., D. Roby, K. Collis, B. Cramer, N. Hostetter, P. Loschl, D. Lyons, T. Lawes, and Q. Payton. 2014. Caspian tern predation on juvenile salmonids in the Columbia River basin: a synopsis of PIT tag recovery methods, analyses, and results from 2014. 2014 Anadromous Fish Evaluation Program Annual Review, Portland, Oregon.
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December 2014
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Evans*, A., N. Hostetter, D.D. Roby, K. Collis, M. Hawbecker, M. Carper, B. Cramer, P.J. Loschl, J.Y. Adkins, D.E. Lyons, B. Sandford, and S. Sebring. 2008. Steelhead vulnerability to avian predators in the Snake and Columbia rivers. 2008 AFEP Annual Review, Portland OR, 9 December.
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December 2008
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Cushing, D.A., D.D. Roby, and D.B. Irons. 2015. Temporal change in a subarctic marine bird community that experienced simultaneous effects of a major oil spill and climate variability. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Cushing, D.A., D.D. Roby, and D.B. Irons. 2015. Patterns of change over 23 years in the marine bird community of Prince William Sound, Alaska. Willamette Valley Bird Symposium, Corvallis, OR, 24 January.
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January 2015
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Cushing, D.A., D.D. Roby, K.J. Kuletz, and D.B. Irons. 2013. Decadal declines in abundance of Brachyramphus murrelets in Prince William Sound, Alaska. Marbled Murrelet Special Paper Session, 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Cushing, D.A., D.D. Roby, K.J. Kuletz, and D.B. Irons. 2013. Changes in abundance of Brachyramphus murrelets in Prince William Sound, Alaska, 1989-2012. Gulf of Alaska Plenary Session, Alaska Marine Science Symposium, Anchorage, AK.
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January 2013
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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. Inland Avian Predation Management Plan: Implementation and evaluation of efforts to reduce predation on ESA-listed salmonids in the Columbia Plateau region, 2016. 2016 Anadromous Fish Evaluation Program Annual Review, Portland, Oregon.
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November 2016
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Collis, K., D. Roby, P. Loschl, Y. Suzuki, A. Munes, J. Mulligan, E. Schniedermeyer, A. Evans, B. Cramer, A. Turecek, and Q. Payton. 2015. Inland Avian Predation Management Plan: Implementation and evaluation of efforts to reduce predation on ESA-listed salmonids in the Columbia Plateau Region, 2015. Anadromous Fish Evaluation Program Annual Review, Walla Walla, Washington.
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December 2015
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Collis, K., D. Roby, D. Lyons, C. Baird, T. Lawes, P. Loschl, Y. Suzuki, A. Piggott, A. Wilson, C. Congdon, A. Evans, B. Cramer, A. Turecek, and Q. Payton. Caspian Tern Management Plan for the Columbia River Estuary: Implementation and evaluation of efforts to reduce predation on ESA-listed salmonids in the Columbia River estuary, 2015. Anadromous Fish Evaluation Program Annual Review, Walla Walla, Washington.
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December 2015
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Collar, S., D.D. Roby, and D.E. Lyons. 2014. Top-down and bottom-up interactions influence reproductive success at a Caspian Tern super-colony. 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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Collar, S., D.D. Roby, D.E. Lyons, and O. Bailey. 2018. Top-down and bottom-up interactions influence fledging success at North America’s largest colony of Caspian Terns (Hydroprogne caspia ). 45th Annual Meeting of the Pacific Seabird Group, La Paz, Baja California Sur, Mexico, 21-24 February.
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February 2018
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Chen. S., D.D. Roby, S. Chan, H.-W. Yuan, D.E. Lyons, Y. Suzuki, Z. Fan, Y. Lu, and C.-H. Hong. Approaches toward restoration of the critically endangered Chinese Crested Tern. 43rd Annual Meeting of the Pacific Seabird Group, Kahuku, Hawaii.
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February 2016
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Chen, S., D.D. Roby, S. Chan, Z. Fan, Y. Lu, and D.E. Lyons. 2015. Conservation of the critically endangered Chinese Crested Tern: Status, problems, and future plans. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Chan, S., S. Chen, D.D. Roby, S.D. Collar, Q. Huang, and D.E. Lyons. 2014. Success in restoration of a breeding colony of the Chinese Crested Tern in the Jiushan Islands, Zhejiang Province, China. 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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Chan, S., S. Chen, D.D. Roby, D.E. Lyons, Y. Suzuki, and Y.T. Yu. 2016. Another successful year for restoration of the Chinese Crested Tern (Thalasseus bernsteini) colony on Tiedun Dao, Jiushan Islands, China (2015): report and future plans. 43rd Annual Meeting of the Pacific Seabird Group, Kahuku, Hawaii.
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February 2016
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Chan, S., S. Chen, D.D. Roby, C. Chen, and P. Ding. 2015. OBSERVATIONS OF A RESTORED BREEDING COLONY OF CHINESE CRESTED TERNS IN THE JIUSHAN ISLANDS, ZHEJIANG PROVINCE, CHINA DURING THE 2014 BREEDING SEASON. 42nd Annual Meeting of the Pacific Seabird Group, San Jose, California.
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February 2015
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Bixler, K.S., L.J. Adrean, D.E. Lyons, and D.D. Roby. 2014. Comparison of cormorant diets in two Oregon estuaries. 41st Annual Meeting of the Pacific Seabird Group, Juneau, Alaska.
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February 2014
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Bixler, K.S., D.E. Lyons, Y. Suzuki, and D.D. Roby. 2013. Impact of Bald Eagles on nesting Double-crested Cormorants at the large colony on East Sand Island in the Columbia River estuary. 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Bixler, K.S., D.E. Lyons, T.J. Lawes, P.J. Loschl, and D.D. Roby. 2016. Interspecific kleptoparasitism of Caspian Terns by gulls in interior Washington, Oregon, and California. 43rd Annual Meeting of the Pacific Seabird Group, Oahu, Hawaii.
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February 2016
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Bixler, K.S., D.E. Lyons, P.J. Loschl, T.J. Lawes, and D.D. Roby. 2015. WHAT CAN PREY DELIVERY RATES TELL US ABOUT FOOD AVAILABILITY FOR CASPIAN TERNS? 42nd Annual Meeting of the Pacific Seabird Group. San Jose, California.
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February 2015
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Bixler, K., D.E. Lyons, D.D. Roby, Y. Suzuki, M.K.D. McDowell, and T.J. Lawes. 2017. American White Pelicans for two colonies in Oregon: natal philopatry to coastal and interior regions? 44th Annual Meeting of the Pacific Seabird Group, Tacoma, Washington.
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February 2017
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Banet, N., D.D. Roby, T.J. Lawes, K.S. Bixler, D.E. Lyons, A.F. Evans, and K. Collis. 2013. Evaluating the success of newly restored Caspian Tern breeding habitat in Malheur National Wildlife Refuge, Oregon. 40th Annual Meeting of the Pacific Seabird Group, Portland, OR.
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February 2013
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Bailey, O.A., Y. Suzuki, D.D. Roby, D.E. Lyons, P.J. Loschl, T.J. Lawes, and K.S. Bixler. 2015. Site fidelity and inter-colony movements of known-age Caspian Terns. Willamette Valley Bird Symposium, Corvallis, OR, 24 January. (Poster)
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January 2015
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Bailey, O.A., D.D. Roby, D.E. Lyons, Y. Suzuki, P.J. Loschl, and K.S. Bixler. 2017. Kid-friendly: Factors affecting breeding success of Caspian Terns on East Sand Island in the Columbia River estuary. 44th Annual Meeting of the Pacific Seabird Group, Tacoma, Washington.
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February 2017
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Adrean, L.J., M. Pickett, B.Taggart, S.K. Nelson, D.D. Roby, and M.G. Betts. 2017. Testing whether unmanned aircraft systems can be used to locate cryptic nests of the Marbled Murrelet. 44th Annual Meeting of the Pacific Seabird Group, Tacoma, Washington.
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February 2017
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Adrean, L., S.K. Nelson, C. Horton, D.D. Roby, M.G. Betts, and J. Rivers. 2018. Radio-tagging reveals unprecedented breeding season movements of Marbled Murrelets.
45th Annual Meeting of the Pacific Seabird Group, La Paz, Baja California Sur, Mexico, 21-24 February.
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February 2018
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