Upper Midwest Environmental Sciences Center
Position Title: Ecologist
Email: ndejager@usgs.gov
Phone: 608.781.6232
Fax: 608.783.6066
Education:
2008 Ph.D., Ecology, Evolution and Behavior, University of Minnesota
2005 M.S. Biology, University of Minnesota
Research Interests:
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Active Projects:
Select Publications:
De Jager, N.R. and Houser, J.N. In Press. Water mediated connectivity influences patch distributions of TN, TP and TN:TP in the Upper Mississippi River. Freshwater Science.
Pastor, J. and De Jager, N.R. In Press. Simulated responses of moose populations to browsing-induced changes in plant architecture and forage production. Oikos.
De Jager, N.R. 2012. Effects of flood frequency and duration on the allometry of community-level stem size-density distributions in a floodplain forest. American Journal of Botany 99:1572-1576
De Jager, N.R. Thomsen, M.T., Yin, Y. 2012. Threshold effects of flood duration on the vegetation and soils of the Upper Mississippi River floodplain, USA. Forest Ecology and Management 270:135-146.
De Jager, N.R, Rohweder, J.J., and J.C. Nelson. 2011. Past and predicted future changes in the land cover of the Upper Mississippi River floodplain, USA. River Research and Applications. doi: 10.1002/rra.1615
De Jager, N.R. and Rohweder, 2011. Spatial Patterns of aquatic habitat richness in the Upper Mississippi River floodplain, USA. Ecological Indicators 13:275-283.
De Jager, N.R. and Rohweder, J.J. 2011. Spatial scaling of core and dominant forest cover in the Upper Mississippi and Illinois River floodplains, USA. Landscape Ecology 26: 697-708
De Jager, N.R. and Yin, Y. 2010. Temporal changes in spatial patterns of submersed macrophytes in two impounded reaches of the Upper Mississippi River, USA, 1998-2009. River Systems 19:129-141.
De Jager, N.R. and Pastor, J. 2010. Effects of simulated moose browsing on the growth and morphology of Rowan (Sorbus aucuparia). Wildlife Biology 16: 301-307.
De Jager, N.R., Pastor, J., Hodgson, A.L. 2009. Scaling the effects of moose browsing on forage distribution from plant canopies to landscapes. Ecological Monographs, 79(2):281-297.
De Jager, N.R. and Pastor, J. 2009. Declines in moose population density at Isle Royale National Park, MI, USA and accompanied changes in landscape patterns. Landscape Ecology 24: 1389-1403.
De Jager, N.R. and Pastor, J. 2008. Effects of moose population density and site productivity on the canopy geometries of birch (Betula pubescens and B. pendula) and Scots pine (Pinus sylvestris). Wildlife Biology 14. 251-262.
Links:
Long Term Resource Monitoring Program
U.S. Department of the Interior |
U.S. Geological Survey
URL: http://www.umesc.usgs.gov/staff/bios/nrd0.html
Page Contact Information: Contacting the Upper Midwest Environmental Sciences Center
Page Last Modified:
September 6, 2012
