Skip to main content
U.S. flag

An official website of the United States government

Connect

Our researchers are based in Bozeman, Montana with field stations at West Glacier and Missoula, Montana and duty stations in Jackson, Wyoming and Knoxville, Tennessee. Scientists from NOROCK work throughout the United States and the world on issues as diverse as global climate change, aquatic ecology, wildlife diseases and genetics, aeroecology, invasive species, and large carnivores. 

Locations

Social Media

Contacts

Claudia Regan, Ph.D.

Center Director
Northern Rocky Mountain Science Center
Phone
406-994-7972

Judy O'Dwyer

Administrative Officer
Northern Rocky Mountain Science Center
Phone
406-994-7544

Employee Directory

Job Title
Name
Email
Phone
Administrative Officer Judy O'Dwyer jodwyer@usgs.gov 406-994-7544
Administrative Operations Assistant Paula Thomsen pthomsen@usgs.gov 406-994-1977
Biological Science Technician Craig Whitman cwhitman@usgs.gov 406-994-6135
Biological Science Technician Chad Dickinson chad_dickinson@usgs.gov 406-994-5054
Biologist Brian Tornabene, Ph.D. btornabene@usgs.gov
Biologist Will Janousek, Ph.D. wjanousek@usgs.gov 406-888-7996
Biologist Bryn Karabensh bkarabensh@usgs.gov 406-994-5041
Biologist Wynne Moss, Ph.D. wmoss@usgs.gov
Biologist Erica Sarro Gustilo, PhD egustilo@usgs.gov
Biologist Gavin Cotterill, PhD gcotterill@usgs.gov
Biologist Matthew Gould, Ph.D. mgould@usgs.gov 406-994-6269
Biologist Patrick Hutchins phutchins@usgs.gov
Center Director Claudia Regan, Ph.D. cregan@usgs.gov 406-994-7972
Ecologist Justin T Martin justinmartin@usgs.gov 406-994-5304
Fish Biologist Hayley Glassic, Ph.D. hglassic@usgs.gov
Fisheries Biologist Vin D'Angelo vdangelo@usgs.gov 406-888-7991
IT Specialist Kelvin Miller kdmiller@usgs.gov 406-994-7085
Mendenhall Postdoctoral Research Fellow, Microbiologist Devin N Jones, Ph.D. dnjones@usgs.gov
NGP Emergency Response Coordinator; GIRT Chair Lance Clampitt lsclampitt@usgs.gov 406-994-6919
Partnership Ecologist Sheree J. Watson, PhD swatson@usgs.gov 406-994-6556
Physical Scientist Zachary Miller zsmiller@usgs.gov 406-888-7922
Physical Scientist Adam Clark amclark@usgs.gov 406-888-7993
Physical Scientist Lisa McKeon lisa_mckeon@usgs.gov
Physical Scientist Todd Preston tmpreston@usgs.gov 406-994-5034
Research Ecologist Erik Beever, Ph.D. ebeever@usgs.gov 406-994-7670
Research Ecologist Aaron Johnston, Ph.D. ajohnston@usgs.gov 406-994-7158
Research Ecologist Greg Pederson, Ph.D. gpederson@usgs.gov 406-994-7390
Research Ecologist Robb Diehl, Ph.D. rhdiehl@usgs.gov 406-994-7481
Research Ecologist Clint Muhlfeld, Ph.D. cmuhlfeld@usgs.gov 406-600-9686
Research Ecologist Tabitha Graves, Ph.D. tgraves@usgs.gov 406-589-6645
Research Fish Biologist Robert Al-Chokhachy, Ph.D. ral-chokhachy@usgs.gov 409-994-7842
Research Physical Scientist Caitlyn Florentine, Ph.D. cflorentine@usgs.gov 303-548-7693
Research Physical Scientist Erich Peitzsch, Ph.D epeitzsch@usgs.gov 406-599-9970
Research Statistician Kathi Irvine, Ph.D. kirvine@usgs.gov 406-994-7492
Research Wildlife Biologist Paul Cross, Ph.D. pcross@usgs.gov 406-994-6908
Research Zoologist Adam Sepulveda, Ph.D. asepulveda@usgs.gov 406 404 9155
Research Zoologist Blake Hossack, Ph.D. blake_hossack@usgs.gov 406-243-4495
Science Communications Biologist Todd Wojtowicz, Ph.D. twojtowicz@usgs.gov
Supervisory Research Ecologist Joseph Clark, Ph.D. jclark1@usgs.gov 865-974-4790
Supervisory Research Wildlife Biologist Frank T van Manen, Ph.D. fvanmanen@usgs.gov 406-994-5043
Supervisory Wildlife Biologist Mark Haroldson mharoldson@usgs.gov 406-994-5042