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Research interests are avian migration, population assessment, demographics, shorebird ecology and conservation, estuarine ecology.
2015 - present Scientist Emeritus USGS, Alaska Science Center, Anchorage, AK
1996 - 2015 Research Wildlife Biologist USGS, Alaska Science Center, Anchorage, AK
1993 - 1996 Wildlife Biologist NBS Alaska Science Center, Anchorage, AK
1987 - 1993 Wildlife Biologist USFWS, Alaska Fish and Wildlife Research Center, Anchorage, AK
1984 - 1987 Wildlife Biologist Denver Wildlife Research Center, Anchorage, AK
1981 - 1983 Wildlife Biologist Seattle National Fisheries Research Center, Anchorage, AK
1976 - 1980 Wildlife Biologist US Fish and Wildlife Service, Anchorage, AK
1973 - 1976 Wildlife Biologist California Department of Fish and Game, Sacramento, CA
Ph. D. 2010 - present Groningen University, The Netherlands
M.S. 1972 San Jose State University, San Jose, CA Biology
B.A. 1970 San Jose State College, San Jose, CA Wildlife Management
Alaska Shorebird Group (Founding member)
American Ornithologists' Union (Life member, Elective Member 1983, Fellow 2011)
Arctic Institute of North America (Life member)
Australasian Wader Studies Group (North American Representative, 2001-2010)
Canada Shorebird Plan (Member, Scientific Advisory Committee, 1998-2001)
Cooper Ornithological Society (Life member)
East Asian-Australasian Shorebird Working Group (U.S. representative, 2002-2007)
Global Flyway Network (Member, Scientific Advisory Board (2001-present)
International Wader Study Group (Life member; Executive Committee, 1999-2008; Editorial Advisory Board, 2012-present)
New Zealand Wader Study Group
Pacific Shorebird Migration Project (Co-PI, 2006-present)
Russian Working Group on Waders
Western Hemisphere Shorebird Group (Founding Member; Advisory Board, 2008-present)
Western Field Ornithologists (Board of Directors, 1999-2015; Assoc. Editor, 2005-present)
Western Hemisphere Shorebird Reserve Network (Chair, Scientific Advisory Board, 2004-2012)
U.S. Shorebird Conservation Plan (Chair, Research and Monitoring Group, 1998-2001)
Five invited keynote, 14 invited, and >60 contributed presentations before various scientific bodies.
A recent U.S. Geological Survey-led study of the bar-tailed godwit, a shorebird known famously as the ultimate marathon champion of bird flight...