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Joan C. Hagar

Hagar, Joan C.

Research Wildlife Biologist

Office: 541-750-0984
3200 SW Jefferson Way
Corvallis, OR 97331


PhD in Forest Ecology, Oregon State University, 2004


habitat relationships of forest birds
Oregon white oak communities

Research Interests

Forest and wildlife ecology
Wildlife-habitat relationships
Restoration of native habitats
Great Basin pygmy rabbits


32 Total

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Hagar, J.C., Eskelson, B.N., Haggerty, P., Nelson, S.K., Vesely, D.G., 2014, Modeling marbled murrelet (Brachyramphus marmoratus) habitat using LiDAR-derived canopy data. DOI- 10.1002/wsb.407: Wildlife Society Bulletin, p. online. [Details]

Hagar, J.C., Manning, T., Barnett, J., 2013, Survey of Bats on the Mid-Columbia River National Wildlife Refuge Complex and Little Pend Oreille National Wildlife Refuge, December 2011 - April 2012: U.S. Geological Survey Open-File Report 2013-1120, p. 30. [Details]

Jenkins, S.R., Betts, M.G., Huso, M.M., Hagar, J.C., 2013, Habitat selection by juvenile Swainson’s thrushes (Catharus ustulatus) in headwater riparian areas, northwestern Oregon, USA. DOI-10.1016/j.foreco.2013.04.041: Forest Ecology and Management, v. 305, p. 88-95. [Details]

Sheridan, C.D., Puettmann, K., Huso, M.M., Hagar, J.C., Falk, K.R., 2013, Management, morphological, and environmental factors influencing Douglas-fir bark furrows in the Oregon Coast Range: Western Journal of Applied Forestry, v. 28, no. 3, p. 97-106. [Details]

Yegorova, S., Betts, M.G., Hagar, J., Puettmann, K., 2013, Bird-vegetation associations in thinned and unthinned young Douglas-fir forests 10 years after thinning. DOI- 10.1016/j.foreco.2013.06.052: Forest Ecology and Management, v. 310, p. 1057-1070. [Details]

Eskelson, B.N., Temesgen, H., Hagar, J.C., 2012, A comparison of selected parametric and imputation methods for estimating snag density and snag quality attributes: Forest Ecology and Management, v. 272, p. 26-34. [Details]

Hagar, J.C., Li, J., Sobota, J., Jenkins, S.R., 2012, Arthropod prey for riparian associated birds in headwater forests of the Oregon Coast Range: Forest Ecology and Management, v. 285, p. 213-226. [Details]

Hagar, J.C., 2012, Summary of Bird-Survey and Banding Results at W.L. Finley National Wildlife Refuge, 1998-2008: U.S. Geological Survey Open-File Report 2012-1223, p. 12. [Details]

Manning, T., Hagar, J.C., McComb, B.C., 2012, Thinning of young Douglas-fir forests decreases density of northern flying squirrels in the Oregon Cascades: Forest Ecology and Management, v. 264, p. 115-124. [Details]

Eskelson, B.N., Anderson, P.D., Hagar, J.C., Temesgen, H., 2011, Geostatistical modeling of riparian forest microclimate and its implications for sampling: Canadian Journal of Forest Research, v. 41, no. 5, p. 974-985. [Details]


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