Joshua Schmidt - Biometrician

Josh in the field in winter
Josh Schmidt is a biometrician with the Central Alaska I&M Network.

Joshua H. Schmidt, Ph.D.
4175 Geist Road

Fairbanks, AK 99708


Ph.D. University of Alaska Fairbanks Wildlife Biology, 2008
M.S. University of Alaska Fairbanks Wildlife Biology, 2004
B.S. Michigan State University, High Honors Fisheries and Wildlife, 1998

Professional Experience

2012-Present: Biometrician, Central Alaska Network, NPS, Fairbanks, AK

2008-2011: Analyst/Data Manager, Central Alaska Network, NPS, Fairbanks, AK

2002-2008: Graduate Research Assistant, University of Alaska Fairbanks


Wilson, T.L., J.H. Schmidt, R. Kolstrom, B.A. Mangipane, and K. Bartz. 2018. Nest use dynamics of an undisturbed population of bald eagles. Ecology and Evolution.

Schmidt, J.H. and K.L. Rattenbury. 2018. An open hierarchical distance sampling framework for assessing population dynamics in group-dwelling species. Methods in Ecology and Evolution 9(4):936-945.

Mizel, J.D., J.H. Schmidt, and M.S. Lindberg. 2018. Accommodating temporary emigration in spatial distance sampling models. Journal of Applied Ecology 55:1456-1464.

Gende, S., A. N. Hendrix, and J. Schmidt. 2018. Somewhere between acceptable and sustainable: When do impacts to resources become too large in protected areas? Biological Conservation 223:138-146.

Schmidt, J. H. C. L. McIntyre, C. A. Roland, M. C. MacCluskie, and M. J. Flamme. 2018. Bottom-up processes drive reproductive success in an apex predator. Ecology and Evolution 2018:1-9. DOI: 10.1002/ece3.3800

Schmidt, J. A., E. A. Rexstad, C. A. Roland, C. L. McIntyre, M. C. MacCluskie, and M. J. Flamme. 2017. Weather-driven change in primary productivity explains variation in the amplitude of two herbivore population cycles in a boreal system. Oecologia.

Roland, C.A., S.E. Stehn, and J.H. Schmidt. 2017. Species richness of multiple functional groups peaks in alpine tundra in subarctic Alaska. Ecosphere 8(2):e01848.

Schmidt, J.H., J.W. Burch, and M.C. MacCluskie. 2017. Effects of control on the dynamics of an adjacent protected wolf population in Interior Alaska. Wildlife Monographs 198.

Larsen, A.S., J.A. O’Donnell, J.H. Schmidt, H.A. Kristenson, and D. Swanson. 2017. Physical and chemical characteristics of lakes across heterogeneous landscapes in arctic and subarctic Alaska. Journal of Geophysical Research: Biogeosciences 122:989-1008.

Schmidt, J.H., T.L. Wilson, W.L. Thompson, and J.H. Reynolds. 2017. Improving inference for aerial surveys for bears: the importance of underlying assumptions and the cost of unnecessary complexity. Ecology and Evolution 7:4812-4821. 10.1002/ece3.2912.

Mizel, J.D., J.H Schmidt, C.L. McIntyre, and M.S. Lindberg. 2017. Subarctic-breeding passerines exhibit phenological resilience to extreme spring conditions. Ecosphere 8(2):e01680. 10.1002/ecs2.1680

Schmidt, J.H., K.L. Rattenbury, H.L. Robison, T.S. Gorn, and B.S. Shults. 2017. Using non-invasive mark-resight and sign occupancy surveys to monitor low-density brown bear populations across large landscapes. Biological Conservation 207:47-54.

Nicklen, E.F., C.A. Roland, R. Ruess, J.H. Schmidt, and A.H. Lloyd. 2016. Local site conditions drive climate-growth responses of Picea mariana and Picea glauca in interior Alaska. Ecosphere 7:e01507.10.1002/ecs2.1507.

Roland, C.A., S.E. Stehn, J.H. Schmidt, and B. Houseman. 2016. Proliferating poplars: the leading edge of landscape change in an Alaskan subalpine chronosequence. Ecosphere 7:e01398.10.1002/ecs2.1398.

Lewis, T.L., P.J. Heglund, M.S. Lindberg, J.A. Schmutz, J.H. Schmidt, J. Rover, and M.R. Bertram. 2016. Trophic dynamics of shrinking subarctic lakes: naturally eutrophic waters impart resilience to rising chemical levels. Oecologia 181:583-596.

Mizel, J., J.H. Schmidt, C.L. McIntyre, and C.A. Roland. 2016. Rapid elevational shifts in bird assemblages are consistent with observed changes in subarctic vegetation structure and distribution. Ecosphere 7(3):e01264.10.1002/ecs2.1264.

Christie, K.S., B. Jenson, J.H. Schmidt and M.S. Boyce. 2015. Climate and oil development influence pronghorn population dynamics in North Dakota. Biological Conservation 192:445-453.

Schmidt, J.H., D.S. Johnson, M.S. Lindberg, and L.G. Adams. 2015. Estimating demographic parameters using a combination of known-fate and open N-mixture models. Ecology 96:2583-2589.

Wilson, T.L., and J.H. Schmidt. 2015. Scale dependence in occupancy models: implications for estimating bear den distribution and abundance. Ecosphere 6(9):168.

Lindberg, M.S., J.H. Schmidt, and J. Walker. 2015. History of multimodel inference via model selection in wildlife science. Journal of Wildlife Management 79:704-707.

Roland, C.A., and J.H. Schmidt. 2015. A diverse alpine species pool drives a “reversed” plant species richness-elevation relationship in interior Alaska. Journal of Biogeography 42:738-750.

Schmidt, J.H., M.J. Flamme, and J. Walker. 2014. Habitat use and population status of Yellow-billed and Pacific Loons in western Alaska. The Condor: Ornithological Applications 116:483-492.

Wilson, T.L., J.H. Schmidt, W.L. Thompson, and L.M. Phillips. 2014. Using double-observer aerial surveys to monitor nesting bald eagles in Alaska: Are all nests available for detection? Journal of Wildlife Management 78:1096-1103.

Roland, C.A., J.H. Schmidt, and J.F. Johnstone. 2014. Climate sensitivity of reproduction in a mast-seeding boreal conifer across its distributional range from lowland to treeline forests. Oecologia 174:665-677.

Schmidt, J.H. and T.S. Gorn. 2013. Possible secondary population-level effects of selective harvest of adult male muskoxen. PLoS One 8(6): e67493.

Schmidt, J.H. and K.L. Rattenbury. 2013. Reducing effort while improving inference: Estimating Dall’s sheep abundance and composition in small areas. Journal of Wildlife Management 77:1048-1058.

Schmidt, J.H., C.L. McIntyre, and M.C. MacCluskie. 2013. Accounting for incomplete detection: What are we estimating and how might it affect long-term passerine monitoring programs? Biological Conservation 160:130-139.

Roland, C.A., J.H. Schmidt, and E.F. Nicklen. 2013. Landscape scale patterns in tree occurrence and abundance in subarctic Alaska. Ecological Monographs 83:19-48.

Walker, J., J.J. Rotella, J.H. Schmidt, C.R. Loesch, R.E. Reynolds, M.S. Lindberg, J.K. Ringleman, and S.E. Stephens. 2013. Distribution of duck broods relative to habitat characteristics in the Prairie Pothole Region. Journal of Wildlife Management 77:392-404.

Schmidt, J.H., K.L. Rattenbury, J.P. Lawler, and M.C. MacCluskie. 2012. Using distance sampling and hierarchical models to improve estimates of Dall’s sheep abundance. Journal of Wildlife Management 76:317-327.

McIntyre, C.L. and J.H. Schmidt. 2012. Ecological and environmental correlates of territory occupancy and breeding performance of migratory Golden Eagles Aquila chrysaetos in interior Alaska. Ibis 154:124-135.

Schmidt, J.H., M.S. Lindberg, D.S. Johnson, and D.L. Verbyla. 2011. Season length influences breeding range dynamics of trumpeter swans Cygnus buccinator. Wildlife Biology 17:364-372.

Schmidt, J.H., J.A. Walker, M.S. Lindberg, D.S. Johnson, and S.E. Stephens. 2010. A general Bayesian hierarchical model for estimating survival of nests and young. Auk 127:379-386.

Schmidt, J.H., M.S. Lindberg, D.S. Johnson, and J.A. Schmutz. 2009. Environmental and human influences on trumpeter swan habitat occupancy in Alaska. Condor 111:266-275.

Schmidt, J.H., M.S. Lindberg, D.S. Johnson, B. Conant, and J.G. King. 2009. Evidence of Alaskan trumpeter swan population growth using Bayesian hierarchical models. Journal of Wildlife Management 73:720-727.

Schmidt, J.H., E.J. Taylor, and E.A. Rexstad. 2006. Survival of common goldeneye ducklings in Interior Alaska. Journal of Wildlife Management 70:792-798.

Schmidt, J.H., E.J. Taylor, and E.A. Rexstad. 2005. Incubation behaviors and patterns of nest attendance in common goldeneyes in Interior Alaska. Condor 107:167-172.