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Effects of experimental removal of Barred Owls on population Demography of Northern Spotted Owls in Washington and Oregon—2018 Progress Report [研究报告]
10.3133/ofr20191074U.S. Geological Survey. 2019-01-01
Wiens, J. David jwiens@usgs.gov;  Dugger, Katie M.;  Lesmeister, Damon B.;  Dilione, Krista E. kdilione@usgs.gov;  Simon, David C. dsimon@usgs.gov
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Barred owl research needs and prioritization in California [研究报告]
The California Department of Fish and Wildlife. 2018-01-01
Peery, Zach;  Wiens, David jwiens@usgs.gov;  Bown, Robin;  Carlson, Peter C.;  Dugger, Katie;  Dumbacher, Jack;  Franklin, Alan B.;  Hamm, Keith A.;  Higley, Mark;  Keane, John J.
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Effects of experimental removal of Barred Owls on population demography of Northern Spotted Owls in Washington and Oregon—2017 progress report [研究报告]
10.3133/ofr20181086U.S. Geological Survey. 2018-01-01
Wiens, J. David jwiens@usgs.gov;  Dugger, Katie M.;  Lesmeister, Damon B.;  Dilione, Krista E. kdilione@usgs.gov;  Simon, David C. dsimon@usgs.gov
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Effects of experimental removal of barred owls on population demography of northern spotted owls in Washington and Oregon—2016 progress report [研究报告]
10.3133/ofr20171040U.S. Geological Survey. 2017-01-01
Wiens, J. David jwiens@usgs.gov;  Dugger, Katie M.;  Lewicki, Krista E. kelewicki@usgs.gov;  Simon, David C. dsimon@usgs.gov
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Distribution, nesting activities, and age-class of territorial pairs of golden eagles at the Altamont Pass Wind Resource Area, California, 2014–16 [研究报告]
10.3133/ofr20171035U.S. Geological Survey. 2017-01-01
Kolar, Patrick S.;  Wiens, J. David jwiens@usgs.gov
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Effects of experimental removal of barred owls on population demography of northern spotted owls in Washington and Oregon—2015 progress report [研究报告]
10.3133/ofr20161041U.S. Geological Survey. 2016-01-01
Wiens, J. David jwiens@usgs.gov;  Dugger, Katie M.;  Lewicki, Krista E.;  Simon, David C.
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