Image courtesy of USGS.
Photo Credit: Spencer Neuharth, USFWS.
Image courtesy of Philip Sandstrom, MSU.
Image courtesy of Keith Crowley.
Image courtesy of Philip Sandstrom, MSU.
Image courtesy of Joanna Thamke, USGS.
Image courtesy of Jonny Armstrong, USGS.

Click images above to learn more.


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.

Sepulveda, A.J., M. Layhee, D. Stagliano, J. Chaffin, A. Begley, and B. Maxell. 2014. Invasion of American bullfrogs along the Yellowstone River. Aquatic Invasions.

Paul. M. Cryan et al. 2014. Behavior of bats at wind turbines. PNAS. doi: 10.1073/pnas.1406672111

Rodhouse, Thomas J., Kathryn M. Irvine, Roger L. Sheley, Brenda S. Smith, Shirley Hoh, Daniel M. Esposito, and Ricardo Mata-Gonzalez 2014. Predicting foundation bunchgrass species abundances: model-assisted decision-making in protected-area sagebrush steppe. Ecosphere 5:art108

Pierce, K.L., Chesley-Preston, T.L., and Sojda, R.L., 2014, Surficial geologic map of the Red Rock Lakes area, southwest Montana: U.S. Geological Survey Open-File Report 2014–1157, 22 p., scale 1:24,000.

Bennett, Stephen, Robert Al-Chokhachy, Brett B. Roper & Phaedra Budy (2014) Annual Variation of Spawning Cutthroat Trout in a Small Western USA Stream: A Case Study with Implications for the Conservation of Potamodromous Trout Life History Diversity, North American Journal of Fisheries Management, 34:5, 1033-1046

Allen, Leslie, Montag, Jessica, Lyon, Katie, Soileau, Suzanna, and Schuster, Rudy, 2014, Rancher and farmer quality of life in the midst of energy development in southwest Wyoming: WLCI Fact Sheet 5, 4 p.