Products

In Press

Hossack, B.R. In press. Rana luteiventris: reproduction. Herpetological Review.

Hossack, B.R., S. A. Diamond, and P.S. Corn. In press. Distribution of the boreal toad (Bufo boreas) in Glacier National Park, Montana, relative to UV-B exposure. Canadian Journal of Zoology.

Karraker, N.E. D.S. Pilliod, M.J. Adams, E.L. Bull, P.S. Corn, L.V. Diller, L.A. Dupuis, M.P. Hayes, B.R Hossack, G.R. Hodgson, E.J. Hyde, K. Lohman, B.R. Norman, L.M. Ollivier, C.A. Pearl, and C.R. Peterson. In press. Taxonomic and geographic variation in oviposition by tailed frogs (Ascaphus spp.). Northwestern Naturalist.

Muths, E., R.D. Scherer, P.S. Corn, and B.R. Lambert. In press. Estimation of the probability of male toads to return to the breeding site. Ecology.

Patla, D.A., and C.R. Peterson. In press. Amphibian diversity, distribution, and habitat use in the Yellowstone Lake basin. Proceedings of the Sixth Biennial Scientific Conference on the Greater Yellowstone Ecosystem, October 8–10, 2001, Mammoth, Yellowstone National Park.

Scherer, R.D., E. Muths, B.R. Noon, and P.S. Corn. In press. An evaluation of weather and disease as causes of decline in two populations of boreal toads. Ecological Applications.

2005

Adams, M.J., B.R. Hossack, R.A. Knapp, P.S. Corn, S.A. Diamond, P.C. Trenham, and D. Fagre. 2005. Distribution patterns of lentic breeding amphibians in relation to ultraviolet radiation exposure in western North America. Ecosystems 8:488–500.

Brooks, P.D., C.M. O’Reilly, S.A. Diamond, D.H. Campbell, R.A. Knapp, D.M. Bradford, P.S. Corn, B.R. Hossack, and K.A. Tonnessen. 2005. Spatial and temporal variability in the amount and source of dissolved organic carbon: implications for UV exposure in amphibian habitats. Ecosystems 8:478–487.

Carey, C., P.S. Corn, M.S. Jones, L.J. Livo, E. Muths, and C.W. Loeffler. 2005. Factors limiting the recovery of boreal toads (Bufo b. boreas). In: M. Lannoo, editor. Amphibian declines: the conservation status of United States species. Berkeley: University of California Press. p 222–236.

Corn, P.S. 2005. Climate change and amphibians. Animal Biodiversity and Conservation 28:59–67.

Corn, P.S, M.J. Adams, W.A. Battaglin, A.L. Gallant, D.L. James, M. Knutson, C.A. Langtimm, and J.R. Sauer. 2005. Amphibian Research and Monitoring Initiative: concepts and implementation. Reston, VA: U.S. Geological Survey. Scientific Investigations Report 2005-5015. 23 p.

Corn, P.S., B.R. Hossack, E. Muths, D.A. Patla, C.R. Peterson, and A.L. Gallant. 2005. Status of amphibians on the Continental Divide: surveys on a transect from Montana to Colorado, USA. Alytes 22:85–94.

Corn, P.S., E. Muths, M.J. Adams, and C.K. Dodd Jr. 2005. The U. S. Geological Survey’s Amphibian Research and Monitoring Initiative. Alytes 22:65–71.

Diamond, S.A., P.C. Trenham, M.J. Adams, B.R. Hossack, R.A. Knapp, S.L. Stark, D.M. Bradford, P.S. Corn, K. Czarnowski, P.D. Brooks, D. Fagre, B. Breen, N.E. Detenbeck, and K.A. Tonnessen. 2005. Estimated ultraviolet radiation doses in wetlands in six national parks. Ecosystems 8:462–477.

Funk, W.C., M.S. Blouin, P.S. Corn, B.A. Maxell, D.S. Pilliod, S. Amish, and F.W. Allendorf. 2005. Population structure of Columbia spotted frogs (Rana luteiventris) is strongly affected by the landscape. Molecular Ecology 14:483–496.

Funk, W.C., A.E. Greene, P.S. Corn, and F.W. Allendorf. 2005. High dispersal in a frog species suggests that it is vulnerable to habitat fragmentation. Biology Letters 1:13–16.

Green, D.E. and E. Muths. 2005. Health evaluation of amphibians in and near Rocky Mountain National Park (Colorado, USA). Alytes 22:109–129.

Hossack, B.R., D.S. Pilliod, and P.S. Corn. 2005. Lack of significant changes in the herpetofauna of Theodore Roosevelt National Park, North Dakota, since the 1920s. American Midland Naturalist 154:423–432.

Muths, E., R.E. Jung, L. Bailey, M.J. Adams, P.S. Corn, C.K. Dodd, Jr, G.M. Fellers, W.J. Sadinski, C.R. Schwalbe, S.C. Walls, R.N. Fisher, A.L. Gallant, W.A. Battaglin, and D.E. Green. 2005. The U.S. Department of Interior’s Amphibian Research and Monitoring Initiative: a successful start to a national program. Applied Herpetology 24: (in press).

Muths, E. and P. Nanjappa. 2005. Bufo boreas Baird and Girard, 1852(b), western toad. In: M. Lannoo, editor. Amphibian declines, the conservation status of United States species. Berkeley: University of California Press. p .392–396.

Odum, R.A. and P.S. Corn. 2005. Bufo baxteri Porter, 1968, Wyoming toad. In: M. Lannoo, editor. Amphibian declines: the conservation status of United States species. Berkeley: University of California Press. p 390–392.

2004

Campbell, D. H., E. Muths, J. T Turk, and P. S. Corn. 2004. Sensitivity to acidification of subalpine ponds and lakes in northwestern Colorado. Hydrological Processes 18:2817–2834.

Corn, P.S. and E. Muths. 2004. Variable breeding phenology affects the exposure of amphibian embryos to ultraviolet radiation: a reply. Ecology 85:1759–1763.

Funk, W.C. 2004. Patterns and consequences of dispersal in Columbia spotted frogs (Rana luteiventris) [dissertation]. Missoula: University of Montana. 140 p.

Scherer, R.D. 2004. An evaluation of weather and introduced disease as causes of decline in two populations of boreal toads in Rocky Mountain National Park: an Information-theoretic approach [thesis]. Fort Collins: Colorado State University.

Werner, J.K., B.A. Maxell, D. Flath, and D.P. Hendricks. 2004. Field guide to amphibians and reptiles of Montana. Missoula, MT: Mountain Press. 268 p.

Wyrick, A.C. 2004. Demography of the Columbia spotted frog (Rana luteiventris) in the presence or absence of fish in the Absaroka-Beartooth Wilderness, Montana [thesis]. Missoula: University of Montana. 118 p.

2003

Boone, M. D, P.S. Corn, M.A Donnelly, E.E. Little, and P.H. Niewiarowski. 2003. Physical stressors. In: G. Linder, C.A. Bishop, and D.A. Sparling, editors. Global decline of amphibian populations: an integrated analysis of multiple stressor effects. Pensacola, FL: Society of Environmental Toxicology and Chemistry. p 129–151.

Corn, P.S, R. B. Bury, and E. J. Hyde. 2003. Conservation of stream amphibians in North America. In: Semlitsch R, editor. Amphibian conservation. Washington, DC: Smithsonian Institution Press. p 24–36.

Corn, P.S. 2003. Amphibian breeding and climate change: the importance of snow in the mountains. Conservation Biology 17:622–625.

Corn, P.S. 2003. Deteriorating status of western amphibians: can we generalize about causes? In: G. Linder, C.A. Bishop, and D.A. Sparling, editors. Global decline of amphibian populations: an integrated analysis of multiple stressor effects. Pensacola, FL: Society of Environmental Toxicology and Chemistry. p 249–255.

Corn, P.S. 2003. Endangered toads in the Rockies. In: L. Taylor, K. Martin, D. Hik, and A. Ryall, editors. Ecological and earth sciences in mountain areas. Banff, AB: The Banff Centre. p 43–51.

Maxell, B.A., J.K. Werner, P. Hendricks, and D.L. Flath. 2003. Herpetology in Montana: a history, status summary, checklists, dichotomous keys, accounts for native, potentially native, and exotic species, and indexed bibliography. Olympia, WA: Society for Northwestern Vertebrate Biology. Northwest Fauna 5. 135 p.

Muths, E. 2003. A radio transmitter belt for small ranid frogs. Herpetological Review. 34:345–348.

Muths, E. 2003. Homerange and movements of boreal toads in undisturbed habitats. Copeia 2003:161–165.

Muths, E., D.H. Campbell, and P.S. Corn. 2003. Hatching success in two species of amphibians in northern Colorado in relation to water chemistry and climate. Amphibia-Reptilia 24:27–36.

Muths, E., P.S. Corn, A.P. Pessier, and D.E. Green. 2003. Evidence for disease related amphibian decline in Colorado. Biological Conservation 110:357–365.

Pilliod, D. S., R. B. Bury, E. J. Hyde, C. A. Pearl, and P. S. Corn. 2003. Potential effects of fire and fuel reduction practices on aquatic amphibians in the United States. Forest Ecology and Management 178:163–181.

Rittmann, S., E. Muths, and D.E. Green. 2003. Pseudacris triseriata (western chorus frog) and Rana sylvatica (wood frog). Chytridiomycosis. Herpetological Review 34:53.

2002

Corn, P.S. and E. Muths. 2002. Variable breeding phenology affects the exposure of amphibian embryos to ultraviolet radiation. Ecology 83:2958–2963.

Hossack, B.R. and K.J. Yale. 2002. Geographic distribution. Pseudacris maculata. Herpetological Review 33:63.

2001

Corn, P.S. 2001. Perspectives from the Aldo Leopold Wilderness Research Institute: Amphibians and wilderness. International Journal of Wilderness 7(2):25.

Jennings, M., R. Beiswenger, S. Corn, M. Parker, A. Pessier, B. Spencer, and P.S. Miller (editors). 2001. Population and habitat viability assessment for the Wyoming toad (Bufo baxteri). Final Workshop Report. Apple Valley, MN: IUCN/SSC Conservation Breeding Specialist Group. 104 p.

Knapp, R.A., P.S. Corn, and D.E. Schindler. 2001. The introduction of nonnative fish into wilderness lakes: good intentions, conflicting mandates, and unintended consequences. Ecosystems 4:275–278.

Pilliod, D.S. and C.R. Peterson. 2001. Local and landscape effects of introduced trout on amphibians in historically fishless watersheds. Ecosystems 4:322–333.

Muths, E., T.L. Johnson, and P.S. Corn. 2001. Experimental repatriation of boreal toad (Bufo boreas) eggs, metamorphs, and adults in Rocky Mountain National Park. Southwestern Naturalist 46:106­–113.

2000

Corn, P.S. 2000. Amphibian declines: review of some current hypotheses. In: D.W. Sparling, C.A. Bishop, and G. Linder, editors. Ecotoxicology of amphibians and reptiles. Pensacola FL: Society of Environmental Toxicology and Chemistry. p 663–696.

Corn, P.S., E. Muths, and W.M. Iko. 2000. A comparison in Colorado of three methods to monitor breeding amphibians. Northwestern Naturalist. 81:22–30.

Corn PS, Knapp RA. 2000. Fish Stocking in protected areas: summary of a workshop. In: D.N. Cole, S.F. McCool, W.T. Borrie, and J. O’Loughlin, compilers. Wilderness science in a time of change conference—Volume 5: Wilderness ecosystems, threats, and management. Ogden, UT: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. Proceedings RMRS-P-0-VOL-5. p 301–303.

Corn S. 2000. Amphibian Research and Monitoring Initiative. Froglog 41:1–2.

Muths, E. and P.S. Corn. Boreal Toads. 2000. In: R.P. Reading and B.J. Miller, editors. Endangered animals: a reference guide to conflicting issues. Westport, CT: Greenwood Press. p 60–65.

Muths, E., P.S. Corn, and T.R. Stanley. 2000. Use of oxytetracycline in batch marking post metamorphic boreal toads. Herpetological Review 31:28–32.

Selected Papers Prior to ARMI

Corn, P.S. 1998. Effects of ultraviolet radiation on boreal toads in Colorado. Ecological Applications 8:18–26.

Corn, P.S., M.L. Jennings, and E. Muths. 1997. Distribution and status of amphibians in Rocky Mountain National Park. Northwestern Naturalist 78:34–55.

Muths, E., and P.S. Corn. 1997. Basking by adult boreal toads (Bufo boreas boreas) during the breeding season. Journal of Herpetology 31:428–434.

Vertucci, F.A. and P.S. Corn. 1996. Evaluation of episodic acidification and amphibian declines in the Rocky Mountains. Ecological Applications 6:449–457.

Bury, R.B., P.S. Corn, C.K. Dodd, Jr, R.W. McDiarmid, and N.J. Scott, Jr. 1995. Amphibians. In: E.T. LaRoe, G.S. Farris, C.E. Puckett, P.D. Doran, and M.J. Mac, editors. Our living resources. A report to the nation on the distribution, abundance, and health of U.S. plants, animals, and ecosystems. Washington: USDI National Biological Service. p 124–126.

Corn, P.S. 1994. What we know and don't know about amphibian declines in the West. In: W.W. Covington and L.F. DeBano, technical coordinators. Sustainable ecological systems: implementing an ecological approach to land management. Proceedings of a symposium 12–15 July 1993; Flagstaff, AZ. Fort Collins, CO: USDA Forest Service Rocky Mountain Forest and Range Experiment Station. General Technical Report RM‑247. p 59–67.

Corn, P.S. and F.A. Vertucci. 1992. Descriptive risk assessment of the effects of acidic deposition on Rocky Mountain amphibians. Journal of Herpetology 26:361–369.

Corn, P.S. and R.B. Bury. 1989. Logging in western Oregon: responses of headwater habitats and stream amphibians. Forest Ecology and Management 29:39–57.

Corn, P.S. and J.C. Fogleman. 1984. Extinction of montane populations of leopard frogs (Rana pipiens) in Colorado. Journal of Herpetology 18:147–152.

Corn P.S. 2003. Increasing ultraviolet radiation and amphibian declines. American Society of Limnology and Oceanography, Salt Lake City.

Corn P. S., Hossack B. 2002. Amphibian Research and Monitoring Initiative: Determining Trends of Amphibians in Glacier National Park. Rocky Mountain Summit: Sustaining Ecosystems and Their People. Whitefish, MT.

Corn P.S. 2002. Current and future effects of climate change on montane amphibians. American Geophysical Union, session on Species, Water Quality, & Climate. Washington, D.C.

Corn P.S. 2002. Endangered toads in the Rockies Symposium: Ecological and Earth Sciences in Mountain Areas. Banff Centre for Mountain Culture, Banff, AB.

Corn, P. S. 2002. Current and Future Effects of Climate Change on Montane Amphibians. American Geophysical Union, session on Species, Water Quality, & Climate. Washington, DC.[invited]

Corn, P. S. 2002. Endangered Toads in the Rockies. Banff Centre for Mountain Culture, Ecological and Earth Sciences in Mountain Areas. Banff, AB. [invited]

Corn, P. S., B. R. Hossack. 2002. Amphibian Research and Monitoring Initiative: Determining Trends of Amphibians in Glacier National Park Rocky Mountain Summit: Sustaining Ecosystems and Their People. Whitefish, MT.

Hossack B., Corn P.S., S. Diamond, P. Trenham, D. Fagre. 2002. Relationships of amphibian distribution to ultraviolet radiation in Glacier National Park. Society for the Study of Amphibians and Reptiles/Herpetologists' League/American Society of Ichthyologists and Herpetologists, Kansas City, Missouri.

Hossack, B. R., P. S. Corn, S. Diamond, P. Trenham, D. Fagre. 2002. Relationships of Amphibian Distribution to Ultraviolet Radiation in Glacier National Park. Society for the Study of Amphibians and Reptiles, Kansas City, MO.

Muths, E., Scherer, R. and P.S. Corn. 2004. Estimation of the propensity of male toads to return to the breeding site. Annual Meeting, American Society of Ichthyologists and Herpetologists / Society for the Study of Amphibians and Reptiles / Herpetologist’s League, Norman, Oklahoma.

Muths, E. C.R. Peterson, D. Patla, B. Hossack, P.S. Corn and D. Pilliod. 2003. Amphibian Monitoring on the Great Divide Transect (poster). Annual Meeting, SETAC, Austin, Texas.

Muths, E. 2002. Amphibian disease: Overview and focus on Colorado. Invited Speaker. Lyceum Evening Programs, Rocky Mountain National Park, Estes Park, CO.

Muths, E. 2002. Amphibian Research and Monitoring Initiative, focus on boreal toads. Colorado-Wyoming Chapter of the American Fisheries Society, Annual meeting, Laramie, WY. [invited]

Muths, E. 2002. Amphibian Research and Monitoring Initiative: Research at Great Sand Dunes National Monument and Preserve. San Luis Valley Biological Symposium, Adams State College, Alamosa, CO. [invited].

Muths, E., 2002. Use of Habitat by Boreal Toads (poster). Annual Meeting Society for Conservation Biology, Canterbury, England.

Scherer, R. and E. Muths. 2002. boreal toads in Rocky Mountain National Park info theoretic approach. Society for the Study of Amphibians and Reptiles, Kansas City, MO.

Brooks, P.B., K. Tonnessen, S. Diamond, P.S. Corn, E. Muths, C. O'Reilly and D.H. Campbell. 2001. Climate variability , dissolved organic carbon, UV exposure and amphibian decline. Annual Meeting, American Geophysical Union, San Francisco, California.

Corn, P.S. 2001. Amphibian declines and global climate change. University of Georgia State-of-the-Art Conference: The Big Unknowns in Global Change: Climatic, Biotic, Human Systems. Athens, GA.

Corn, P.S. 2001. Amphibian declines: status, causes, & cautions. Society of Environmental Toxicology and Chemistry and the Johnson Foundation Workshop. Global Decline of Amphibian Populations: An Integrated Analysis of Multiple Stressor Effects. Wingspread, Racine WI.

Corn, P.S. 2001. Amphibian monitoring in national parks. The Wildlife Society Symposium on Monitoring in National Parks. Reno, NV.

Corn, P.S., C. Peterson. 2001. Status of amphibians in the western United States. Society for the Study of Amphibians and Reptiles Symposium on Declining Amphibians. Indianapolis.

Muths, E. 2001. Monitoring amphibians in Colorado. Monitoring Wildlife Populations Workshop, Colorado Chapter of the Wildlife Society, Annual Conference, Grand Junction, CO. [invited].

Muths, E., P.S. Corn, A.P. Pessier and D.E. Green. 2001. Evidence for disease-related amphibian decline in Colorado. Annual Meeting, Society for Conservation Biology, Hilo, Hawaii.

Muths, E. 2000. Amphibian decline: Focus on the boreal toad and Colorado. The University of Maine, Orono, ME [invited].

Muths, E., P.S. Corn, and T. Stohlgren. 2000. Presentation: Breeding phenology and global climate change. Annual meeting of the American Society of Ichthyologists and Herpetologists/Society for the Study of Amphibians and Reptiles, La Paz, Baja California Sur, Mexico.