Positions

Publications

Academic Article

Year Title
2018 Lateral Marsh Edge Erosion as a Source of Sediments for Vertical Marsh AccretionJOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCES.  123:2444-2465. 2018
2017 Nitrification increases nitrogen export from a tropical river networkFreshwater Science.  36:698-712. 2017
2017 Aquatic Nitrate Retention at River Network Scales Across Flow Conditions Determined Using Nested In Situ SensorsWater Resources Research.  53:9740-9756. 2017
2017 A longer vernal window: the role of winter coldness and snowpack in driving spring transitions and lags.Global Change Biology.  23:1610-1625. 2017
2017 Stream tracer breakthrough curve decomposition into mass fractions: A simple framework to analyze and compare conservative solute transport processesLimnology and Oceanography: Methods.  15:140-153. 2017
2017 A coupled terrestrial and aquatic biogeophysical model of the Upper Merrimack River watershed, New Hampshire, to inform ecosystem services evaluation and management under climate and land-cover changeEcology and Society Conservation Ecology.  22. 2017
2016 Dissolved organic carbon uptake in streams: A review and assessment of reach-scale measurementsJOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCES.  121:2019-2029. 2016
2016 Longer thaw seasons increase nitrogen availability for leaching during fall in tundra soilsEnvironmental Research Letters.  11:064013-064013. 2016
2016 Baseflow physical characteristics differ at multiple spatial scales in stream networks across diverse biomesLandscape Ecology.  31:119-136. 2016
2015 An index to characterize the spatial distribution of land use within watersheds and implications for river network nutrient removal and exportGeophysical Research Letters.  42:6688-6695. 2015
2015 Removal of terrestrial DOC in aquatic ecosystems of a temperate river networkGeophysical Research Letters.  42:6671-6679. 2015
2015 Urban Evolution: The Role of WaterWater (Switzerland).  7:4063-4087. 2015
2015 Causes and Consequences of Ecosystem Service Regionalization in a Coastal Suburban WatershedEstuaries Chesapeake Science Estuaries and Coasts.  38:S19-S34. 2015
2014 A Scale-Explicit Framework for Conceptualizing the Environmental Impacts of Agricultural Land Use ChangesSustainability.  6:8432-8451. 2014
2014 Climate variability masks the impacts of land use change on nutrient export in a suburbanizing watershedBiogeochemistry.  121:45-59. 2014
2014 Ecosystem metabolism and nutrient uptake in an urban, piped headwater streamBiogeochemistry.  121:167-187. 2014
2014 Tracking evolution of urban biogeochemical cycles: past, present, and futureBiogeochemistry.  121:1-21. 2014
2014 The Lotic Intersite Nitrogen Experiments: an example of successful ecological research collaborationFreshwater Science.  33:700-710. 2014
2014 Nitrate uptake dynamics of surface transient storage in stream channels and fluvial wetlandsBiogeochemistry.  120:239-257. 2014
2014 Temperature and peat type control CO2 and CH4 production in Alaskan permafrost peats.Global Change Biology.  20:2674-2686. 2014
2014 Characterizing storm-event nitrate fluxes in a fifth order suburbanizing watershed using in situ sensors.Environmental Science & Technology.  48:7756-7765. 2014
2013 Extreme rainfall, vulnerability and risk: a continental-scale assessment for South America.Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences.  371:20120408. 2013
2013 Controls on dissolved organic carbon quantity and chemical character in temperate rivers of North AmericaGlobal Biogeochemical Cycles.  27:492-504. 2013
2013 History of nutrient inputs to the northeastern United States, 1930-2000Global Biogeochemical Cycles.  27:578-591. 2013
2013 Horizontal cooling towers: riverine ecosystem services and the fate of thermoelectric heat in the contemporary Northeast USEnvironmental Research Letters.  8:025010-025010. 2013
2013 Riverine ecosystem services and the thermoelectric sector: strategic issues facing the Northeastern United StatesEnvironmental Research Letters.  8:025017-025017. 2013
2012 Effects of suburbanization on foodweb stoichiometry of detritus-based streamsFreshwater Science.  31:1202-1213. 2012
2012 Hotbeds of Biogeochemical Diversity: Insights from Urban Long-Term Ecological Research SitesElements.  8:435-438. 2012
2012 Coastal eutrophication as a driver of salt marsh loss.Nature Nature: New biology.  490:388-392. 2012
2012 Legacy Effects in Material Flux: Structural Catchment Changes Predate Long-Term StudiesBioScience.  62:575-584. 2012
2012 Taking the pulse of snowmelt: in situ sensors reveal seasonal, event and diurnal patterns of nitrate and dissolved organic matter variability in an upland forest streamBiogeochemistry.  108:183-198. 2012
2011 Separation of river network-scale nitrogen removal among the main channel and two transient storage compartmentsWater Resources Research.  47. 2011
2011 Residence time distributions in surface transient storage zones in streams: Estimation via signal deconvolutionWater Resources Research.  47. 2011
2011 Thinking outside the channel: modeling nitrogen cycling in networked river ecosystemsFrontiers in Ecology and the Environment.  9:229-238. 2011
2011 Nitrous oxide emission from denitrification in stream and river networks.Proceedings of the National Academy of Sciences of the United States of America.  108:214-219. 2011
2010 Millennium Ecosystem Assessment scenario drivers (1970-2050): Climate and hydrological alterationsGlobal Biogeochemical Cycles.  24:n/a-n/a. 2010
2010 Surface and hyporheic transient storage dynamics throughout a coastal stream networkWater Resources Research.  46. 2010
2009 The biogeochemical influences of NO(3)(-), dissolved O(2), and dissolved organic C on stream NO(3)(-) uptakeJournal of the North American Benthological Society.  28:894-907. 2009
2009 Dynamic modeling of nitrogen losses in river networks unravels the coupled effects of hydrological and biogeochemical processesBiogeochemistry.  93:91-116. 2009
2009 The regional and global significance of nitrogen removal in lakes and reservoirsBiogeochemistry.  93:143-157. 2009
2008 Dynamics of N removal over annual time periods in a suburban river networkJournal of Geophysical Research.  113. 2008
2008 Global N removal by freshwater aquatic systems using a spatially distributed, within-basin approachGlobal Biogeochemical Cycles.  22:n/a-n/a. 2008
2008 The application of electrical conductivity as a tracer for hydrograph separation in urban catchmentsHydrological Processes.  22:1810-1818. 2008
2006 The Role of Snowmelt and Spring Rainfall in Inorganic Nutrient Fluxes from a Large Temperate Watershed, the Androscoggin River Basin (Maine and New Hampshire)Biogeochemistry.  80:191-203. 2006
2006 Relationship between river size and nutrient removalGeophysical Research Letters.  33. 2006
2005 N retention in urbanizing headwater catchmentsEcosystems.  8:871-884. 2005
2004 Spatial Distribution of Land Type in Regression Models of Pollutant LoadingBiological Bulletin.  207:173-173. 2004
2004 Role of wetlands and developed land use on dissolved organic nitrogen concentrations and DON/TDN in northeastern U.S. rivers and streamsLimnology and Oceanography.  49:910-918. 2004
2004 Role of wetlands and developed land use on dissolved organic nitrogen concentrations and DON/TDN in northeastern US rivers and streamsLimnology and Oceanography.  49:910-918. 2004
2004 A stable isotope tracer study of nitrogen uptake and transformation in an old-growth forest streamEcology.  85:1725-1739. 2004
2003 Factors affecting ammonium uptake in streams - an inter-biome perspectiveFreshwater Biology.  48:1329-1352. 2003
2002 Can uptake length in streams be determined by nutrient addition experiments? Results from an interbiome comparison studyJournal of the North American Benthological Society.  21:544-560. 2002
2002 N uptake as a function of concentration in streamsJournal of the North American Benthological Society.  21:206-220. 2002
2002 Characterizing nitrogen dynamics, retention and transport in a tropical rainforest stream using an in situ N-15 additionFreshwater Biology.  47:143-160. 2002
2001 Control of nitrogen export from watersheds by headwater streams.Science The Scientific monthly.  292:86-90. 2001
2001 Influence of stream size on ammonium and suspended particulate nitrogen processingLimnology and Oceanography.  46:1-13. 2001
2000 Quantification of the Nitrogen Cycle in a Prairie StreamEcosystems.  3:574-589. 2000
2000 Nitrogen cycling in a forest stream determined by a N-15 tracer additionEcological Monographs.  70:471-493. 2000
2000 Analysis of nitrogen cycling in a forest stream during autumn using a N-15-tracer additionLimnology and Oceanography.  45:1013-1029. 2000
2000 Food resources of stream macroinvertebrates determined by natural-abundance stable C and N isotopes and a N-15 tracer additionJournal of the North American Benthological Society.  19:145-157. 2000
1999 A coupled field and modeling approach for the analysis of nitrogen cycling in streamsJournal of the North American Benthological Society.  18:199-221. 1999
1997 Oxygen, organic matter, and sediment granulometry as controls on hyporheic animal communities fig: 5 tab: 3Archiv f�r Hydrobiologie Fundamental and Applied Limnology.  140:131-144. 1997
1996 Effects of macrophyte growth forms on invertebrate communities in saline lakes of the Wyoming High PlainsHydrobiologia Journal of Aquatic Ecosystem Stress and Recovery.  323:83-96. 1996
1995 SALINITY EFFECTS ON MACROINVERTEBRATE ASSEMBLAGES AND WATERBIRD FOOD WEBS IN SHALLOW LAKES OF THE WYOMING HIGH-PLAINSHydrobiologia Journal of Aquatic Ecosystem Stress and Recovery.  310:207-223. 1995
1995 An endemic groundwater fauna in unglaciated eastern North AmericaCanadian Journal of Zoology.  73:502-508. 1995

Chapter

Year Title
2016 From Headwaters to Rivers to River Networks: Scaling in Stream Ecology.  349-388. 2016

Principal Investigator On

  • LTER-Plum Island Ecosystems: Dynamics of a Coastal Ecosystem in a Region of Rapid Climate Change  awarded by Marine Biological Laboratory 2016 - 2022
  • Estimating Spatially Explicit Water Quality Benefits throughout River Systems: Development of Next Generation Stated Preference Methods Using National Probability Samples  awarded by Clark University 2016 - 2021
  • Nutrient Sensor Action Challenge Stage 1  awarded by Environmental Protection Agency (EPA) 2017 - 2019
  • The PIE-LTER: Interactions Between External Drivers, Humans and Ecosystems in Shaping Ecological Process in a Mosaic of Coastal Landscapes and Estuarine Seascapes  awarded by Marine Biological Laboratory 2012 - 2017
  • SCALER Stream Consumers  awarded by National Science Foundation (NSF) 2011 - 2017
  • A Regional Earth System Model of the Northeast Corridor: Analyzing 21st Century Climate and Environment  awarded by City College of New York 2011 - 2015
  • Impact of Climate Change and Variability on the Nation's Water Quality  awarded by City College of New York 2009 - 2014
  • Tracking Dissolved Organic Carbon and its Absorbtion Characteristics along the Aquatic Continuum over Time using a Remote Sensing Based Approach  awarded by National Aeronautics and Space Administration (NASA) 2009 - 2014
  • ETBC: Controls on the Flux, Age and Composition of Terrestrial Carbon Exported by Rivers to the Ocean  awarded by Woods Hole Oceanographic Institution 2009 - 2014
  • EPA-ULTRA Climate Project  awarded by Univ of Massachusetts Amherst 2012 - 2014
  • Plum Island Ecosystem LTER  awarded by Marine Biological Laboratory 2010 - 2013
  • How Does Changing Seasonality Affect the Capacity of Arctic Stream Networks to Influence Nutrient Fluxes from the Landscape to the Ocean?  awarded by National Science Foundation (NSF) 2009 - 2013
  • Suburbanization, Water-use, Nitrogen Cycling and Euthophication in the 21st Century: Interactions, Feedbacks and Uncertainties in a Massachusetts Coastal Zone  awarded by Clark University 2008 - 2013
  • Plum Island Sound Comparative Ecosystem Study  awarded by Marine Biological Laboratory 2004 - 2011
  • Understanding the Scaling of N Cycle Controls Throughout a River Network  awarded by National Science Foundation (NSF) 2006 - 2010
  • Teaching Activities

  • Aquatic Ecosystems Taught course 2018
  • Aquatic Ecosystems Taught course 2018
  • Environmental Modeling Taught course 2018
  • Environmental Modeling Taught course 2018
  • Grant Writing Taught course 2018
  • Aquatic Ecosystems Taught course 2017
  • Aquatic Ecosystems Taught course 2017
  • Sem/ Science Denialism Taught course 2017
  • Grant Writing Taught course 2017
  • Proj/Environmental Science I Taught course 2017
  • Adv Rsrch Exp/Natural Resource Taught course 2016
  • Environmental Modeling Taught course 2016
  • Environmental Modeling Taught course 2016
  • Grant Writing Taught course 2016
  • Aquatic Ecosystems Taught course 2015
  • Aquatic Ecosystems Taught course 2015
  • Grant Writing Taught course 2015
  • Aquatic Ecosystems Taught course 2014
  • Aquatic Ecosystems Taught course 2014
  • Environmental Modeling Taught course 2014
  • Grant Writing Taught course 2014
  • Education And Training

  • B.S. Natural Resources, Cornell University
  • M.S. Zoology/Physiology, University of Wyoming
  • Ph.D. Earth Sciences, University of New Hampshire
  • Full Name

  • Wilfred Wollheim