Cooperative Fish and Wildlife Research Units Program: Vermont
Education, Research and Technical Assistance for Managing Our Natural Resources

Vermont Staff Member

Mr. Isaac Chellman

Isaac Chellman

Phone: (802) 656 - 3153



  • MS University of Vermont 2010
  • BS University of Vermont 2002


Isaac joined the VTCFWRU in January 2008 after two years with the USGS brown treesnake project. He is currently working on field sampling and genetic analyses of mudpuppies in Vermont.

Research Interest

Conservation Biology, Population Genetics, Wildlife Behavior, and Herpetology.

Research Publications Publication Date
Southerland, M., R. E. Jung, D. P. Baxter, I. C. Chellman, G. Mercurio, and J. H. Vølstad. 2004. Stream salamanders as indicators of stream quality in Maryland. Applied Herpetology 2:23-46. January 2004
Greenwald, K., A. Stedman, D. Mifsud, M. Stapleton, K. Larson, I. Chellman, D. L. Parrish, and C. W. Kilpatrick. 2020. Phylogeographic analysis of Mudpuppies (Necturus maculosus). Journal of Herpetology 54: 78-86. doi: 10.1670/19-070 | Abstract March 2020
Grant, E.H.C., I. Chellman, P. Nanjappa, and R. E. Jung. 2004. Rana spp. (Multiple Ranid Species). Hibernacula. Herpetological Review. 35 (3): 262-263. January 2004
Chellman, I.C., D.L. Parrish, and T.M. Donovan. 2017. Estimating population demographic parameters for the mudpuppy (Necturus maculosus) in Vermont. Herpetological Conservation and Biology 12(2):422-434. | Abstract August 2017
Technical Publications Publication Date
Chellman, I.C., and D.L. Parrish. 2010. Developing methods for sampling mudpuppies in Vermont tributaries of Lake Champlain. Final Report. State Wildlife Grants Program, Vermont Fish and Wildlife, Waterbury. July 2010