Shawn Fraver, PhD

Treesearch Publications

• David Ray, Robert Seymour, Shawn Fraver, John-Pascal Berrill, Laura S. Kenefic, Nicole Rogers, Aaron Weiskittel. 2024. Quantifying minimum site occupancy requirements of common forest tree species in northern New England, USA: Implications for stocking assessment
• Baptiste J. Wijas, Steven D. Allison, Amy T. Austin, William K. Cornwell, J. Hans C. Cornelissen, Paul Eggleton, Shawn Fraver, Mark K.J. Ooi, Jeff R. Powell, Christopher W. W. Woodall, Amy E. Zanne. 2024. The Role of Deadwood in the Carbon Cycle: Implications for Models, Forest Management, and Future Climates
• Colby Bosely-Smith, Camilla Seirup, Christopher H. Guiterman, Shawn Fraver, Thomas Schmeelk, Aaron Teets, Ruth Van Kampen, Laura S. Kenefic. 2024. Dendrochronological reconstruction of arborvitae leafminer (Argyresthia spp.) outbreaks on northern white-cedar (Thuja occidentalis) in Maine, USA
• David Ray, Robert Seymour, Shawn Fraver, John-Pascal Berrill, Laura S. Kenefic, Nicole Rogers, Aaron Weiskittel. 2023. Relative Density as a Standardizing Metric for the Development of Size-Density Management Charts
• Kelly L. French, Matthew A. Vadeboncoeur, Heidi Asbjornsen, Shawn Fraver, Laura S. Kenefic, David Moore, Jay W. Wason. 2023. Temporary thinning shock in previously shaded red spruce
• Lili Perreault, Jodi A. Forrester, Daniel Lindner, Michelle A. Jusino, Shawn Fraver, Mark Banik, David J. Mladenoff. 2023. Linking wood-decay fungal communities to decay rates: Using a long-term experimental manipulation of deadwood and canopy gaps
• Zoe Read, Shawn Fraver, Jodi A. Forrester, Jay Wason, Christopher W. W. Woodall. 2022. Temporal trends in CO₂ emissions from Picea rubens stumps: A chronosequence approach
• Mark B. Green, Shawn Fraver, David A. Lutz, Christopher W. W. Woodall, Anthony W. D'Amato, Daniel M. Evans. 2022. Does deadwood moisture vary jointly with surface soil water content?
• Shawn Fraver, Anthony W. D'Amato, Mike Reinikainen, Kyle G. Gill, Brian J. J. Palik. 2022. Stand dynamics and structure of old-growth Fraxinus nigra stands in northern Minnesota, USA
• Jeanette A. Allogio, Shawn Fraver, Laura S. Kenefic, Jay W. Wason, John-Pascal Berrill. 2021. Microsite requirements for successful regeneration in lowland northern white-cedar (Thuja occidentalis L.) forests
• Christopher W. W. Woodall, Matthew B. Russell, Shawn Fraver, Brian F. Walters, Grant M. Domke. 2021. Chapter 6 - Changes in coarse woody material attributes, U.S. forests, between 2002 to 2011 and 2012 to 2019
• Kelly E. Gleason, John B. Bradford, Anthony W. D'Amato, Shawn Fraver, Brian J. J. Palik, Michael A. Battaglia. 2021. Forest density intensifies the importance of snowpack to growth in water‐limited pine forests
• Caitlin M. Andrews, Anthony W. D'Amato, Shawn Fraver, Brian Palik, Michael A. Battaglia, John B. Bradford. 2020. Low stand density moderates growth declines during hot droughts in semi-arid forests
• Shawn Fraver, Laura S. Kenefic, Andrew R. Cutko, Alan S. White. 2020. Natural disturbance and stand structure of old-growth northern white-cedar (Thuja occidentalis) forests, northern Maine, USA
• Joshua J. Puhlick, Shawn Fraver, Ivan J. Fernandez, Aaron Teets, Aaron R. Weiskittel, Laura S. Kenefic. 2019. Site Quality, Disturbance, and Vegetation Effects on Carbon Storage and Accumulation in Old, Mixed-Species Stands in Central Maine, USA
• Erin K.P. Fien, Shawn Fraver, Aaron Teets, Aaron R. Weiskittel, David Hollinger. 2019. Drivers of individual tree growth and mortality in an uneven-aged, mixed-species conifer forest
• John Campbell, Mark B. Green, Ruth D. Yanai, Christopher W. W. Woodall, Shawn Fraver, Mark E. Harmon, Mark A. Hatfield, Charles Barnett, Craig R. See, Grant M. Domke. 2019. Estimating uncertainty in the volume and carbon storage of downed coarse woody debris
• Christopher W. W. Woodall, Vicente Monleon, Shawn Fraver, Matthew B. Russell, Mark A. Hatfield, John Campbell, Grant M. Domke. 2019. The downed and dead wood inventory of forests in the United States
• Shawn Fraver, Mark J. Ducey, Christopher W. W. Woodall, Anthony W. D’Amato, Amy M. Milo, Brian J. J. Palik. 2018. Influence of transect length and downed woody debris abundance on precision of the line-intersect sampling method
• Nathan Wesely, Shawn Fraver, Laura S. Kenefic, Aaron Weiskittel, Jean-Claude Ruel, Michael Thompson, Alan White. 2018. Structural Attributes of Old-Growth and Partially Harvested Northern White-Cedar Stands in Northeastern North America
• Christopher Looney, Anthony W. D'Amato, Brian J. J. Palik, Shawn Fraver, Douglas Kastendick. 2018. Size-growth relationship, tree spatial patterns, and tree-tree competition influence tree growth and stand complexity in a 160-year red pine chronosequence
• Christopher Looney, Anthony W. D'Amato, Shawn Fraver, Brian J. J. Palik, Lee E. Frelich. 2018. Interspecific competition limits the realized niche of Fraxinus nigra along a waterlogging gradient
• Aaron Teets, Shawn Fraver, David Hollinger, Aaron R. Weiskittel, Robert S. Seymour, Andrew D. Richardson. 2018. Linking annual tree growth with eddy-flux measures of net ecosystem productivity across twenty years of observation in a mixed conifer forest
• Aaron Teets, Shawn Fraver, Aaron R. Weiskittel, David Hollinger. 2018. Quantifying climate-growth relationships at the stand level in a mature mixed-species conifer forest
• Alexandro B. Leverkus, José María Rey Benayas, Jorge Castro, Dominique Boucher, Stephen Brewer, Brandon M. Collins, Daniel Donato, Shawn Fraver, Barbara E. Kishchuk, Eun-Jae Lee, David B. Lindenmayer, Emanuele Lingua, Ellen Macdonald, Raffaella Marzano, Charles C. Rhoades, Alejandro A. Royo, Simon Thorn, Joseph Wagenbrenner, Kaysandra Waldron, Thomas Wohlgemuth, Lena Gustafsson. 2018. Salvage logging effects on regulating and supporting ecosystem services — a systematic map
• Alessandra Bottero, Anthony W. D'Amato, Brian J. J. Palik, John B. Bradford, Shawn Fraver, Michael A. Battaglia, Lance A. Asherin. 2017. Density-dependent vulnerability of forest ecosystems to drought
• Laura S. Kenefic, Christel C. Kern, Louis Iverson, Kelly E. Gleason, John B. Bradford, Alessandra Bottero, Anthony W. D'Amato, Shawn Fraver, Brian J. J. Palik, Michael A. Battaglia. 2017. Competition amplifies drought stress in forests across broad climatic and compositional gradients
• Elias Ayrey, Shawn Fraver, John A. Kershaw, Laura S. Kenefic, Daniel Hayes, Aaron R. Weiskittel, Brian E. Roth. 2017. Layer stacking: A novel algorithm for individual forest tree segmentation from LiDAR point clouds
• Shawn Fraver, Kevin J. Dodds, Laura S. Kenefic, Rick Morrill, Robert S. Seymour, Eben Sypitkowski. 2017. Forest structure following tornado damage and salvage logging in northern Maine, USA
• Randy Kolka, Brian R. Sturtevant, Jessica R. Miesel, Aditya Singh, Peter T. Wolter, Shawn Fraver, Thomas M. DeSutter, Phil A. Townsend. 2017. Emissions of forest floor and mineral soil carbon, nitrogen and mercury pools and relationships with fire severity for the Pagami Creek Fire in the Boreal Forest of northern Minnesota
• Joshua J. Puhlick, Aaron R. Weiskittel, Ivan J. Fernandez, Shawn Fraver, Laura S. Kenefic, Robert S. Seymour, Randy Kolka, Lindsey Rustad, John Brissette. 2016. Long-term influence of alternative forest management treatments on total ecosystem and wood product carbon storage
• Miranda T. Curzon, Anthony W. D'Amato, Shawn Fraver, Emily S. S. Huff, Brian J. J. Palik. 2016. Succession, climate and neighbourhood dynamics influence tree growth over time: an 87-year record of change in a Pinus resinosa -dominated forest, Minnesota, USA
• Joshua J. Puhlick, Aaron R. Weiskittel, Shawn Fraver, Matthew B. Russell, Laura S. Kenefic. 2016. Assessing the role of natural disturbance and forest management on dead wood dynamics in mixed-species stands of central Maine, USA
• Christopher Looney, Anthony W. D'Amato, Shawn Fraver, Brian J. J. Palik, Michael R. Reinikainen. 2016. Examining the influences of tree-to-tree competition and climate on size-growth relationships in hydric, multi-aged Fraxinus nigra stands
• Joshua J. Puhlick, Shawn Fraver, Ivan J. Fernandez, Aaron R. Weiskittel, Laura S. Kenefic, Randy Kolka, Marie-Cecile Gruselle. 2016. Factors influencing organic-horizon carbon pools in mixed-species stands of central Maine, USA
• Matthew B. Russell, Shawn Fraver, Tuomas Aakala, Jeffrey Gove, Christopher W. W. Woodall, Anthony W. D’Amato, Mark J. Ducey. 2015. Quantifying carbon stores and decomposition in dead wood: A review
• Paul Klockow, Anthony D'Amato, John Bradford, Shawn Fraver. 2014. Nutrient concentrations in coarse and fine woody debris of Populus tremuloides Michx.-dominated forests, northern Minnesota, USA
• Randy Kolka, Brian R. Sturtevant, Philip Townsend, Jessica Miesel, Peter Wolter, Shawn Fraver, Tom DeSutter. 2014. Post-fire comparisons of forest floor and soil carbon, nitrogen, and mercury pools with fire severity indices
• Nicholas J. Brazee, Daniel Lindner, Anthony W. D'Amato, Shawn Fraver, Jodi A. Forrester, David J. Mladenoff. 2014. Disturbance and diversity of wood-inhabiting fungi: effects of canopy gaps and downed woody debris
• Matthew B. Russell, Christopher W. W. Woodall, Shawn Fraver, Anthony W. D'Amato, Grant M. Domke, Kenneth E. Skog. 2014. Residence times and decay rates of downed woody debris biomass/carbon in eastern US forests
• Tuomas Aakala, Shawn Fraver, Anthony W. D'Amato, Brian J. J. Palik. 2013. Influence of competition and age on tree growth in structurally complex old-growth forests in northern Minnesota, USA
• Emily S. S. Huff, Anthony W. D'Amato, Shawn Fraver, Brian J. J. Palik, John B. Bradford. 2013. Structure and development of old-growth, unmanaged second-growth, and extended rotation Pinus resinosa forests in Minnesota, USA
• Emily S. S. Huff, Shawn Fraver, Anthony W. D'Amato, Tuomas Aakala, Brian J. J. Palik. 2013. Long-term mortality rates and spatial patterns in an old-growth forest
• Anthony W. D'Amato, John B. Bradford, Shawn Fraver, Brian J. J. Palik. 2013. Effects of thinning on drought vulnerability and climate response in north temperate forest ecosystems
• Alaina L. Berger, Brian J. J. Palik, Anthony W. D'Amato, Shawn Fraver, John B. Bradford, Keith Nislow, David King, Robert T. Brooks. 2013. Ecological impacts of energy-wood harvests: lessons from whole-tree harvesting and natural disturbance
• Shawn Fraver, Amy M. Milo, John B. Bradford, Anthony W. D’Amato, Laura S. Kenefic, Brian J. J. Palik, Christopher W. W. Woodall, John Brissette. 2013. Woody debris volume depletion through decay: Implications for biomass and carbon accounting
• Matthew B. Russell, Christopher W. W. Woodall, Shawn Fraver, Anthony W. D'Amato. 2013. Estimates of downed woody debris decay class transitions for forests across the eastern United States
• Tuomas ​Aakala, Shawn Fraver, Brian J. J. Palik, Anthony W. D'Amato. 2012. Spatially random mortality in old-growth red pine forests of northern Minnesota
• Shawn Fraver, Brian J. J. Palik. 2012. Stand and cohort structures of old-growth Pinus resinosa-dominated forests of northern Minnesota, USA
• Carl P.J. Mitchell, Randy Kolka, Shawn Fraver. 2012. Singular and combined effects of blowdown, salvage logging, and wildfire on forest floor and soil mercury pools
• Matthew Powers, Randy Kolka, John B. Bradford, Brian J. J. Palik, Shawn Fraver, Martin F. Jurgensen. 2012. Carbon stocks across a chronosequence of thinned and unmanaged red pine (Pinus resinosa) stands
• Nicholas J Brazee, Daniel Lindner, Shawn Fraver, Anthony W. D'Amato, Amy M. Milo. 2012. Wood-inhabiting, polyporoid fungi in aspen-dominated forests managed for biomass in the U.S. Lake States
• Michael Reinikainen, Anthony W. D'Amato, Shawn Fraver. 2012. Repeated insect outbreaks promote multi-cohort aspen mixedwood forests in Northern Minnesota, USA
• John B. Bradford, Shawn Fraver, Amy M. Milo, Anthony W. D'Amato, Brian J. J. Palik. 2012. Effects of multiple interacting disturbances and salvage logging on forest carbon stocks
• Mari Jonsson, Shawn Fraver, Bengt Gunnar Jonsson. 2011. Spatio-temporal variation of coarse woody debris input in woodland key habitats in central Sweden
• Anthony W. D'Amato, John B. Bradford, Shawn Fraver, Brian J. J. Palik. 2011. Forest management for mitigation and adaptation: insights from long-term silvicultural experiments
• Anthony W. D'Amato, Shawn Fraver, Brian Palik, John B. Bradford, Laura Patty. 2011. Singular and interactive effects of blowdown, salvage logging, and wildfire in sub-boreal pine systems
• Mike R. Saunders, Shawn Fraver, Robert G. Wagner. 2011. Nutrient concentration of down woody debris in mixedwood forests in central Maine, USA
• Shawn Fraver, John B. Bradford, Brian J. J. Palik. 2011. Improving tree age estimates derived from increment cores: a case study of red pine
• Shawn Fraver, Terrie B. Jain, John B. Bradford, Anthony W. D'amato, Douglas Kastendick, Brian J. J. Palik, Doug Shinneman, John Stanovick. 2011. The efficacy of salvage logging in reducing subsequent fire severity in conifer-dominated forests of Minnesota, USA
• Brice Hanberry, Shawn Fraver, Hong S. He, Jian Yang, Daniel C. C. Dey, Brian J. J. Palik. 2011. Spatial pattern corrections and sample sizes for forest density estimates of historical tree surveys
• Miroslav Svoboda, Shawn Fraver, Pavel Janda, Radek Bače, Jitka Zenáhlíková. 2010. Natural development and regeneration of a Central European montane spruce forest
• Matthew D. Powers, Brian J. J. Palik, John B. Bradford, Shawn Fraver, Christopher R. Webster. 2010. Thinning method and intensity influence long-term mortality trends in a red pine forest
• John B. Bradford, Anthony W. D'Amato, Brian J. J. Palik, Shawn Fraver. 2010. A new method for evaluating forest thinning: growth dominance in managed Pinus resinosa stands
• Mari T. Jonsson, Shawn Fraver, Bengt Gunnar Jonsson. 2009. Forest history and the development of old-growth characteristics in fragmented boreal forests
• Shawn Fraver, Alan S. White, Robert S. Seymour. 2009. Natural disturbance in an old-growth landscape of northern Maine, USA
• Shawn Fraver, Bengt Gunnar Jonsson, Mari Jönsson, Per-Anders Esseen. 2008. Demographics and disturbance history of a boreal old-growth Picea abies forest
• Shawn Fraver, Alan S. White. 2005. Disturbance History of Old-growth Red Spruce Stands in Northern Maine: Linking Tree-ring and Stem-mapped Data
• Laura S. Kenefic, Alan S. White, Andrew R. Cutko, Shawn Fraver. 2005. Reference Stands for Silvicultural Research: A Maine Perspective
• Laura S. Kenefic, Alan S. White, Shawn Fraver. 2004. Reference conditions for silvicultural field studies in Maine: limitations and opportunities

• University of Maine, Ph.D., Forest Resources (Forest Ecology)
• North Carolina State University, M.S., Forestry (Restoration Ecology)
• The Pennsylvania State University, B.S., Biology