Image courtesy of Paul Cryan, USGS.
Photo courtesy of Jake Davis.
Image courtesy of CCME
Image courtesy of Todd Preston.
Image courtesy of CCME
Image courtesy of Rios Con Vida
Image courtesy of USGS.
Image courtesy of the National Park Service.

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We hope you will enjoy learning about the exciting ecosystems and species we are studying throughout the United States. Our scientists work within the Rocky Mountain regions of Montana, Wyoming, and northern Idaho, which include the diverse Greater Yellowstone and Northern Continental Divide ecosystems. We also study a variety of topics throughout the U.S. Browse our feature articles or dive right into the science by reading about ongoing research projects or publications our scientists have produced. You can also scroll down to see our research by topic.

Science Picks

Featuring NOROCK's recently published research. By accessing these links you are leaving a U.S. Department of Interior (DOI) site. References to non-DOI entities does not constitute an endorsement by the DOI.

Chandler, R. B., Muths, E., Sigafus, B. H., Schwalbe, C. R., Jarchow, C. J., Hossack, B. R. (2015), Spatial occupancy models for predicting metapopulation dynamics and viability following reintroduction. Journal of Applied Ecology, 52: 1325–1333. doi: 10.1111/1365-2664.12481

Brennan, A., Cross, P. C., Creel, S. (2015), Managing more than the mean: using quantile regression to identify factors related to large elk groups. Journal of Applied Ecology. doi: 10.1111/1365-2664.12514

Murphy, S. M., J. J. Cox, J. D. Clark, B. C. Augustine, J. T. Hast, M. Strunk, D. Gibbs, S. Dobey. 2015. Rapid growth and genetic diversity retention in an isolated reintroduced black bear population in the Central Appalachians. Journal of Wildlife Management 79:807–818.

Clark, J. D., J. S. Laufenberg, M. Davidson, and J. L. Murrow. 2015. Connectivity among subpopulations of Louisiana black bears as estimated by a step-selection function. Journal of Wildlife Management.

Brooke, J. M., D. C. Peters, A. M. Unger, E. P. Tanner, C. A. Harper, P. D. Keyser, J. D. Clark, and J. J. Morgan. 2015. Habitat manipulation influences northern bobwhite resource selection on a reclaimed surface mine. Journal of Wildlife Management. DOI: 10.1002/jwmg.944

Sepulveda, Adam J., Megan Layhee, Zachary A. Sutphin, and Juddson D. Sechrist. 2015. Evaluation of a Fine Sediment Removal Tool in Spring-fed and Snowmelt Driven Streams. Ecological Rest. 33:303-315