Erin Muths, Ph.D.

Dr. Erin Muths is a Zoologist at the Fort Collins Science Center who specializes in amphibian demography, disease ecology and conservation.


Erin Muths is a Zoologist at the Fort Collins Science Center. Dr. Muths holds a doctorate in Zoology from the University of Queensland, Australia. Since joining the USGS in 1995, she has studied amphibians in Colorado and around the world. Dr. Muths specializes in amphibian demography, disease ecology and conservation. Current research projects include reintroductions of boreal toads in Rocky Mountain National Park, demography of chorus frog and boreal toad populations in Colorado and Wyoming, and salamander disease and occurrence in the desert southwest and Mexico. She is on several graduate student committees at Colorado State University, the University of Colorado and at the CCMB Laboratory for Conservation of Endangered Species in Hyderabad, India.


  • Doctor of Philosophy, Zoology, University of Queensland, Department of Zoology, Brisbane, Australia, January 1997
    • Dissertation title: Reproductive Physiology and Ecology of Female Red Kangaroos (Macropus rufus)
  • Master of Science, Biology - Systematics and Ecology, Kansas State University, Division of Biology, Manhattan, KS, October 1990
  • Bachelor of Science, Wildlife Ecology - Natural Sciences, University of Wisconsin, College of Agricultural and Life Sciences, Madison, WI, May 1986

Professional Experience

  • U.S. Geological Survey - Biological Resources Division Fort Collins Science Center, Fort Collins, CO, April 1995 - present
  • University of Queensland Brisbane, Australia; Southwest Queensland, Australia, Ph.D. research, June 1991 - January 1994
  • Archbold Biological Station Lake Placid, FL, Research Intern, October 1990 - March 1991
  • Kansas State University, Division of Biology Manhattan, KS, Research Assistant, August 1988 - May 1990
  • Smithsonian Institution, Conservation Research Center Front Royal, VA, Intern, December 1987 - March 1988


  • USGS Amphibian Research and Monitoring Initiative - Principle Investigator, Southern Rocky Mountains, 2000 - present
  • Member – The Society for Conservation Biology, 1989 – 2011
  • Member – The American Society of Mammalogists, 1994 – 2002
  • Member – Colorado Boreal Toad Recovery Team, 1996 – present
  • Member – Society for Northwestern Vertebrate Biology 1997 – 2007
  • Research Associate – Denver Zoological Foundation, 1998 – present
  • Member – Partners in Amphibian and Reptile Conservation, 1999 – present; SW PARC – Steering Committee, 2008 – 2011
  • Member – Society for the Study of Amphibians and Reptiles, 2000 – 2014; representative to joint Herpetological Education Committee, 2017 – 2020; Committee chair 2020
  • Co-Editor, Journal of Herpetology, 2010 – 2015; Section Editor, Journal of Herpetology, 2014 – present
  • Member – American Society of Ichthyologists & Herpetologists, 2002 – present
  • Member – Herpetologists’ League 2007 – present; Executive Council 2007 – 2011; Chair, EE Willias Research Grant Committee, 2009-2010


  • Colorado State University (L. Bailey, C. Funk, K. Huyvaert)
  • Colorado Natural Heritage Program (B. Lambert)
  • USGS - ARMI (M. Adams, B. Hossack, R. Fisher, S. Walls, H. Waddle, E. Grant)
  • USGS – Snake River Field Station (D. Pilliod)
  • Pennsylvania State University (D. Miller)
  • Conservation Science Partners Fort Collins (A. Kissel)
  • Colorado Parks and Wildlife (H. Crockett)
  • University of Colorado (P. Johnson, V. McKenzie, W. Moss, T.Korpita )
  • Zoological Society of London (T. Garner)
  • Rocky Mountain National Park (M.K. Watry)
  • Centre for Cellular & Molecular Biology, Laboratory for Conservation of Endangered Species, Hyderabad, India (K. Vasudevan, G. Sreehadran)