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Elk WILDLIFE DIVISION
Regulating harvest, health, and enhancement of wildlife populations
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Wildlife Research

Black Bear

The Effectiveness of Tetracycline as a Marker to Estimate Black Bear Numbers in Oregon, 2008 Report Cover (pdf), 2008 Report (pdf)

Denning Ecology of American Black Bears in the Cascade Mountains of Western Oregon. (pdf) Ursus 24(1):1-12. Immell, D.A., D. H. Jackson, and M. C. Boulay. 2013.

Estimation of Black Bear Abundance Using a Discrete DNA Sampling Device. (pdf) Journal of Wildlife Management 72(1):324-330. Immell, D.A., and R. G. Anthony. 2008.

How demographics, knowledge, and perceptions influence opinions of a 1994 Oregon hunting ballot initiative: comparing voters and black bear hunters. (pdf) Proc. 19th Vertebr. Pest Conf. (T.P. Salmon & A.C. Crabb, eds.), pgs. 419 - 427, Boulay, M. C., D.A. Immell, and D. H. Jackson. 2000.

Population Ecology of Black Bears in the Starkey Wildlife Management Unit of Northeastern Oregon, 1993-2000. Wildlife Technical Report 002-2013,  J.J. Akenson, T.L, Wertz, M. G. Henjum, and B.K. Johnson. (pdf)

Preliminary assessment of a ballot initiative banning two methods of bear hunting in Oregon: effects on bear harvest.  Ursus 11:179-184. Boulay, M. C., D. H. Jackson, and D.A. Immell. 1999.

Columbian Black-tailed Deer

Age Structure of Harvested Black-tailed Deer in Southwest Oregon Based on Voluntary Contributions from Successful Hunters. Wildlife Technical Report 003-2013,  D.H. Jackson (pdf)

Columbian White-tailed Deer

Resource Partitioning between Sympatric Columbian White-tailed and Black-tailed deer in Western Oregon. (pdf) J. Wildlife Management. 75(3):631-645. Whitney, L. W., R. G. Anthony, and D.H. Jackson. 2011.

Spatial use and habitat associations of Columbian white-tailed deer fawns in southwestern Oregon. (pdf) Northwest Science 77(1):72-80. Ricca, M.A., R.G. Anthony, D. H. Jackson, and S.A.W.olfe. 2003.

Survival of Columbian white-tailed deer in western Oregon. (pdf) Journal Wildlife Management. 66(4):1255-1266. Ricca, M.A., R.G. Anthony, D. H. Jackson, and S.A. Wolfe. 2002.

Cougar

Survival Rates of Cougars in Oregon From 1989 to 2011: A Retrospective Analysis (pdf),  Darren A. Clark et al.

Cylicospirura species (Nematoda: Spirocercidae) and stomach nodules in cougars (Puma concolor) and bobcats (Lynx rufus) in Oregon. (pdf) Journal Wildlife Disease 47(1):140-153. Jayde A. Ferguson, Karen Woodberry, Colin M. Gillin, DeWaine H. Jackson, Justin L. Sanders, Whitney Madigan, Robert J. Bildfell and Michael L. Kent. 2011.

Implications of Cougar Prey Selection and Demography on Population Dynamics of Elk in Northeast Oregon, Darren A. Clark, Doctor of Philosophy in Wildlife Science, March 2014.

Elk

Abiotic, Bottom-Up, and Top-Down Influences on Recruitment of Rocky Mountain Elk in Oregon: A Retrospective Analysis (pdf)

Birth-site selection and predation risk of Rocky Mountain elk (pdf)

Daily and Seasonal Movements and Habitat use by Female Rocky Mountain Elk and Mule Deer (pdf)

Development of Predictive Models of Nutritional Condition for Rocky Mountain Elk (pdf)

Effect of Archer Density on Elk Pregnancy Rates and Conception Dates (pdf)

Effects of Bull Age on Conception Dates and Pregnancy Rates of Cow Elk (pdf)

Effects of hunting regulations on bull elk survival and age structure (pdf)  Wildlife Society Bulletin 29(4):1271-1277. Biederbeck, H.H., M.C. Boulay, and D.H. Jackson. 2001.

Effects of Male Age and Female Nutritional Condition on Elk Reproduction (pdf)

Effects of road pattern and density on elk distribution: implications for management in forested ecosystems (pdf) - North American Wildlife and Natural Resources Conference 69: 491-508. 2004. Rowland, M. M., M. J. Wisdom, B. K. Johnson, and M. A. Penninger.

Effects of Summer-Autumn Nutrition and Parturition Date on Reproduction and Survival of Elk (pdf)

Elk and Mule Deer Responses to Variation in Hunting Pressure (pdf)

Elk Distribution and Modeling in Relation to Roads (pdf)

Issues of elk productivity for research and management (pdf) - North American Wildlife and Natural Resources Conference 69:551-571. 2004.
Johnson, B. K., M. J. Wisdom, and J. G. Cook.

Neonatal mortality of elk driven by climate, predator phenology and predator community composition (pdf)

Regional and Seasonal Patterns of Nutritional Condition and Reproduction in Elk, Wildlife Monographs 184  (pdf)

Resource Selection and Spatial Separation of Mule Deer and Elk during Spring (pdf)

Responses of Elk and Mule Deer to Cattle in Summer (pdf)

Selenium Levels and Productivity in Three Oregon Elk Herds (pdf)

Mule Deer

Comparison of Mule Deer Distributions During Winter and Hunting Seasons in South-central Oregon.  Wildlife Technical Report 004-2014, J. B. Cupples and D.H. Jackson (pdf)

Daily and Seasonal Movements and Habitat use by Female Rocky Mountain Elk and Mule Deer (pdf)

Effects of off-road recreation on mule deer and elk. (pdf) - (pdf) North American Wildlife and Natural Resources Conference 69: 531-550. 2004.
Wisdom, M. J., A. A. Ager, H. K. Preisler, N. J. Cimon, and B. K. Johnson.

Elk and Mule Deer Responses to Variation in Hunting Pressure (pdf)

Resource Selection and Spatial Separation of Mule Deer and Elk during Spring (pdf)

Responses of Elk and Mule Deer to Cattle in Summer (pdf)

Spatial partitioning by mule deer and elk in relation to traffic. (pdf) - North American Wildlife and Natural Resources Conference 69:509-530. 2004.
Wisdom, M. J., N. J. Cimon, B. K. Johnson, E. O. Garton, and J. W. Thomas.

Use of mule deer highway mortality and migration data to prioritize wildlife passage structures on 2 highways in central Oregon.  J. B. Cupples, P. K. Coe, D. H. Jackson, K. Halesworth, C. Heath, S. N. Wray. 2014. The Oregon Wildlife Society, Bend, Oregon, February 5-7, 2014. (pdf)

Other

Sustaining Rangeland Ecosystems (pdf)

The Influence of Season on Distribution Patterns Relative to Water and Resource Use by Cattle Grazing Mixed Forested Rangelands (pdf)

The Starkey Habitat Database for Ungulate Research: Construction, Documentation, and Use (pdf)

The Starkey Project: History, Facilities, and Data Collection Methods for Ungulate Research (pdf)

Understanding Ungulate Herbivory-Episodic Disturbance Effects on Vegetation Dynamics:Knowledge Gaps and Management Needs (pdf)

Washington ground squirrel translocation; 2013 Report, by Melody Henderson, Heppner District Wildlife Technician (pdf)

Techniques

Adjusting for Radiotelemetry Error to Improve Estimates of Habitat Use (pdf)

Estimating Shrub Forage Yield and Utilization Using a Photographic Technique (pdf)

Mitigating Spatial Differences in Observation Rate of Automated Telemetry Systems (pdf)

Modeling animal movements using stochastic differential equations (pdf)

Nutritional Condition Models for Elk: Which Are the Most Sensitive, Accurate, and Precise? (pdf)

Validation of Elk Resource Selection Models With Spatially Independent Data (pdf)

Book Chapters

Methods for Integrated Modeling of Landscape Change: Interior Northwest Landscape Analysis System (pdf)

 

 

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