Illinois Natural History Survey - University of Illinois

Mark A Davis
Title: Conservation Biologist
Mailing address:
1816 S. Oak St.
Champaign, IL 61820
Office address:
Natural Resources Studies Annex room 221
Champaign, IL 61820
Address mailcode: 652
Office room: 221
Location: Natural Resources Studies Annex
Phone: 217-333-6960
Fax: 217-333-6294


Coordinator, Collaborative Ecological Genetics Laboratory

Science Advisor, Upper Midwest and Great Lakes Landscape Conservation Cooperative

Interim Illinois State White Nose Syndrome Coordinator

Message to students:

Integrated DNA Technologies: 2016 Sustainability Award

Copeia: Best Paper in Herpetology 2014

Illinois Chapter of the Wildlife Society: Best Student Paper (Ph.D.) 2011

North Dakota State University Department of Biological Sciences: Outstanding Graduate Student Award 2004

Professional affiliations:

The Copperhead Institute - Scientific Advisory Board

USFWS - Interim Illinois State White Nose Syndrome Coordinator

Upper Midwest and Great Lakes Landscape Conservation Cooperative - Coastal Conservation Workgroup Member

Selected publications:

Niemiller, M.L., Porter, M.L., Keany, J., Gilbert, H., Fong, D., Culver, D.C., Hobson, C., Kendall, K.D., Davis, M.A., and Taylor, S.J. Evaluation of eDNA as a tool for detection and monitoring of invertebrates in groundwater habitats: a case study on the common Potomac Groundwater Amphipod (Stygobromus tenuis potomacus) and the federally endangered Hay's Spring Amphipod (S. hayi) in hypotelminorheic groundwater. Accepted: Conservation Genetics Resources.

Tiemann, J.S., Haponski, A.E., Douglass, S.A., Lee, T., Cummings, K.S., Davis, M.A., and O’Foighil, D. First record of a putative novel invasive Corbicula lineage discovered in the Illinois River, Illinois, USA. Accepted: BioInvasions Records.

Mussmann, S.M., Anthonysamy, W.J.B., Douglas, M.R., Davis, M.A., Louis, W., Simpson, S.A., and Douglas, M.E. Genetic rescue, the greater prairie chicken and the problem of conservation reliance in the Anthropocene.

Douglas, M.R., Davis, M.A., Amarello, M., Smith, J., Schuett, G.W., Hermann, H.W., and Douglas, M.E. 2016. Anthropogenic impacts drive niche and conservation metrics of a cryptic rattlesnake on the Colorado Plateau of western North America.

Davis, M.A., Douglas, M.R., Collyer, M.L., and Douglas, M.E. 2016. Deconstructing a Species-Complex: Geometric Morphometric and Molecular Analyses Define Species in the Western Rattlesnake (Crotalus viridis). PLoS ONE 11(1): e0146166. doi:10.1371/journal.pone.0146166

Levine, B.A., Smith, C.F., Douglas, M.R., Davis. M.A., Schuett, G.W., Beaupre, S.J., and Douglas, M.E. Genetic structure of the Copperhead (Viperidae: Agkistrodon contortrix) at its most northern distribution. Copeia 104(2):448-457. 2016 doi:

Davis, M.A., and Douglas, M.E. 2016 Crotalus viridis: a Species Account. In: The Rattlesnakes of Arizona.G.W. Schuett, R.S. Reiserer, C.F. Smith, and M.J. Feldner (Eds.). Eco Publishing, Rodeo, New Mexico.

Davis, M.A., Feldner, M., and Schuett, G.W. 2016. Crotalus cerberus: a Species Account. In: The Rattlesnakes of Arizona.G.W. Schuett, R.S. Reiserer, C.F. Smith, and M.J. Feldner (Eds.). Eco Publishing, Rodeo, New Mexico.

Davis, M.A. 2016. The Western Rattlesnake Complex: 200 Years of Intrigue and Change. In: The Rattlesnakes of Arizona. G.W. Schuett, R.S. Reiserer, C.F. Smith, and M.J. Feldner (Eds.). Eco Publishing, Rodeo, New Mexico.

Davis, M.A., Douglas, M.R., Webb, C.T., Collyer, M.L., Holycross, A.T., Kamees, L.K., Painter, C.W., and Douglas, M.E. 2015. Nowhere to go but up: impacts of climate change on demographics of a short-range endemic (Crotalus willardi obscurus) in the Sky-Islands of southwestern North America. PLoS ONE 10(6): e0131067. doi:10.1371/journal.pone.0131067

Barker, D.G., Barker, T.M., Davis, M.A., and Schuett, G.W. 2015. A review of the systematics and taxonomy of the Pythonidae: an ancient serpent lineage. Zoological Journal of the Linnean Society 175(1): 1-19.

Levengood, J.M., Smith, R.V., Gay, D.A., Davis, M.A., and Stafford, J.D. 2014. Mercury in shorebirds at migratory stopover sites in the Illinois River Valley. Waterbirds 3: 225-229

Sullivan, B.K., Douglas, M.R., Walker, J.M., Cordes, J.E., Davis, M.A., Anthonysamy, W.J.B. Sullivan, K.O, and Douglas, M.E. Conservation and management of polytypic species; the Little Striped Whiptail Complex (Aspidocelis inornata) as a case study. Copeia 201: 519-529

Levine, B.A., Smith, C.F., Schuett, G.W., Douglas, M.R., Davis, M.A., and Douglas, M.E. Bateman-Trivers in the 21st Century: Sexual Selection in a North American Pitviper. Biological Journal of the Linnean Society 114: 436-445

INHS Publink:
Program affiliates:
Professional society involvement and activities:
American Society of Ichthyologists and Herpetologists

Society for the Study of Amphibians and Reptiles

The Wildlife Society

The American Fisheries Society

Desert Fishes Council

Society of Environmental Toxicology and Chemistry

Iowa Herpetological Society


Ph.D. University of Illinois Urbana-Champaign (2012)
M.S. Colorado State University (2008)
M.S. North Dakota State University (2005)
B.S. North Dakota State University (2002)

Lab name: Collaborative Ecological Genetics Laboratory Lab research: Phylogenetics, Conservation Genetics, Population Genetics, Genomics, Environmental DNA Lab publications: Lab current projects: davis63

Illinois Natural History Survey

1816 South Oak Street, MC 652
Champaign, IL 61820

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