Wil Wollheim

Robison, A. L., Koenig, L. E., Potter, J. D., Snyder, L. E., Hunt, C. W., McDowell, W. H., & Wollheim, W. M. (2024). Lotic-SIPCO2: Adaptation of an open-source CO sensor system and examination of associated emission uncertainties across a range of stream sizes and land uses. Limnology and Oceanography: Methods, 22(4), 191–207. https://doi.org/10.1002/lom3.10600

Johnston, R. J., Moeltner, K., Peery, S., Ndebele, T., Yao, Z., Crema, S., Wollheim, W. M., & Besedin, E. (2023). Spatial dimensions of water quality value in New England river networks. Proceedings of the National Academy of Sciences, 120(18), e2120255119. https://doi.org/10.1073/pnas.2120255119

Whitney, C. T., Wollheim, W. M., Gold, A. J., & Buonpane, J. M. (2023). Small Reservoirs as Nitrogen Transformers: Accounting for Seasonal Variability in Inorganic and Organic Nitrogen Processing. Journal of Geophysical Research: Biogeosciences, 128(11), e2023JG007635. https://doi.org/10.1029/2023JG007635

Jankowski, K. J., Johnson, K., Sethna, L., Julian, P., Wymore, A. S., Shogren, A. J., Thomas, P. K., Sullivan, P. L., McKnight, D. M., McDowell, W. H., Heindel, R., Jones, J. B., Wollheim, W., Abbott, B., Deegan, L., & Carey, J. C. (2023). Long-Term Changes in Concentration and Yield of Riverine Dissolved Silicon From the Poles to the Tropics. Global Biogeochemical Cycles, 37(9), e2022GB007678. https://doi.org/10.1029/2022GB007678

Huang, T., Wollheim, W. M., & Jones, S. H. (2022). Removal of Fecal Indicator Bacteria by River Networks. Water, 14(4), 617. https://doi.org/10.3390/w14040617

Mulukutla, G. K., Wollheim, W. M., Salisbury, J. E., Carey, R. O., Gregory, T. K., & McDowell, W. H. (2022). High-Frequency Concurrent Measurements in Watershed and Impaired Estuary Reveal Coupled DOC and Decoupled Nitrate Dynamics. Estuaries and Coasts, 45(2), 445–461. https://doi.org/10.1007/s12237-021-00965-8

Robison, A. L., Wollheim, W. M., Perryman, C. R., Cotter, A. R., Mackay, J. E., Varner, R. K., Clarizia, P., & Ernakovich, J. G. (2022). Dominance of Diffusive Methane Emissions From Lowland Headwater Streams Promotes Oxidation and Isotopic Enrichment. Frontiers in Environmental Science, 9, 791305. https://doi.org/10.3389/fenvs.2021.791305

Wollheim, W. M., Harms, T. K., Robison, A. L., Koenig, L. E., Helton, A. M., Song, C., Bowden, W. B., & Finlay, J. C. (2022). Superlinear scaling of riverine biogeochemical function with watershed size. Nature Communications, 13(1), 1230. https://doi.org/10.1038/s41467-022-28630-z

Gaiser, E. E., Kominoski, J. S., McKnight, D. M., Bahlai, C. A., Cheng, C., Record, S., Wollheim, W. M., Christianson, K. R., Downs, M. R., Hawman, P. A., Holbrook, S. J., Kumar, A., Mishra, D. R., Molotch, N. P., Primack, R. B., Rassweiler, A., Schmitt, R. J., & Sutter, L. A. (2022). Long-term ecological research and the COVID-19 anthropause: A window to understanding social–ecological disturbance. Ecosphere, 13(4), e4019. https://doi.org/10.1002/ecs2.4019

Robison, A. L., Wollheim, W. M., Turek, B., Bova, C., Snay, C., & Varner, R. K. (2021). Spatial and temporal heterogeneity of methane ebullition in lowland headwater streams and the impact on sampling design. Limnology and Oceanography, 66(12), 4063–4076. https://doi.org/10.1002/lno.11943

Zuidema, S., Wollheim, W. M., Mineau, M. M., Green, M. B., & Stewart, R. J. (2018). Controls of Chloride Loading and Impairment at the River Network Scale in New England. Journal of Environmental Quality, 47(4), 839–847. https://doi.org/10.2134/jeq2017.11.0418

Hopkinson, C. S., Morris, J. T., Fagherazzi, S., Wollheim, W. M., & Raymond, P. A. (2018). Lateral Marsh Edge Erosion as a Source of Sediments for Vertical Marsh Accretion. Journal of Geophysical Research. https://doi.org/10.1029/2017JG004358

Wollheim, W. M., Bernal, S., Burns, D. A., Czuba, J. A., Driscoll, C. T., Hansen, A. T., Hensley, R. T., Hosen, J. D., Inamdar, S., Kaushal, S. S., Koenig, L. E., Lu, Y. H., Marzadri, A., Raymond, P. A., Scott, D., Stewart, R. J., Vidon, P. G., & Wohl, E. (2018). River network saturation concept: factors influencing the balance of biogeochemical supply and demand of river networks. Biogeochemistry. https://doi.org/10.1007/s10533-018-0488-0

Wollheim, W. M. (2016). From Headwaters to rivers to river networks: scaling in stream ecology. In J. Jones & E. Stanley (Eds.), Streams In a Changing Environment (pp. 349–388). Academic Press. https://doi.org/10.1016/B978-0-12-405890-3.00008-7

Kaushal, S. S., McDowell, W. H., Wollheim, W. M., Newcomer Johnson, T. A., Mayer, P. M., Belt, K. T., & Pennino, M. J. (2015). Urban evolution: the role of water. Water Resources Research, 7, 4063–4087. https://doi.org/10.3390/w7084063

Mineau, M. M., Wollheim, W. M., & Stewart, R. J. (2015). An index to characterize the spatial distribution of land use within watersheds and implications for river network nutrient removal and export. Geophysical Research Letters, 42. https://doi.org/10.1002/2015GL064965

Wollheim, W. M., Stewart, R. J., Aiken, G. R., Butler, K. D., Morse, N. B., & Salisbury, J. (2015). Removal of terrestrial dissolved organic carbon in aquatic ecosystems of a temperate river network. Geophysical Research Letters, 42. https://doi.org/10.1002/2015GL064647

Dodds, W. K., Webster, J. R., Crenshaw, C., Helton, A. M., O’Brien, J. M., Marti, E., Hershey, A. E., Tank, J. L., Burgin, A. J., Grimm, N. B., Hamilton, S. K., Sobota, D. J., Poole, G. C., Beaulieu, J. J., Johnson, L. T., Ashkenas, L. R., Hall Jr., R. A., Johnson, S. L., Wollheim, W. M., & Bowden, W. B. (2014). The Lotic Intersite Nitrogen Experiments: an example of successful ecological research collaboration. Freshwater Science, 33(3), 700–710. https://doi.org/10.1086/676938

Kaushal, S. S., McDowell, W. H., & Wollheim, W. M. (2014). Tracking evolution of urban biogeochemical cycles: past, present, and future. Biogeochemistry, 121, 1–21. https://doi.org/10.1007/s10533-014-0014-y

Morse, N. B., & Wollheim, W. M. (2014). Climate variability masks the impacts of land use change on nutrient export in a suburbanizing watershed. Biogeochemistry. https://doi.org/10.1007/s10533-014-9998-6

Wollheim, W. M., Harms, T. K., Peterson, B. J., Morkeski, K., Hopkinson, C. S., Stewart, R. J., Gooseff, M. N., & Briggs, M. A. (2014). Nitrate uptake dynamics of surface transient storage in channels and fluvial wetlands. Biogeochemistry, 120, 239–257. https://doi.org/10.1007/s10533-014-9993-y

Hale, R. L., Hoover, J. H., Wollheim, W. M., & Vorosmarty, C. J. (2013). History of nutrient inputs to the Northeastern United States, 1930-2000. Global Biogeochemical Cycles, 27(2), 578–591. https://doi.org/10.1002/gbc.20049

Hope, A. J., McDowell, W. H., & Wollheim, W. M. (2013). Ecosystem metabolism and nutrient uptake in an urban, piped headwater stream. Biogeochemistry. https://doi.org/10.1007/s10533-013-9900-y

Wollheim, W. M., Green, M. B., Pellerin, B. A., Morse, N. B., & Hopkinson, C. S. (2013). Causes and Consequences of Ecosystem Service Regionalization in a Coastal Suburban Watershed. Estuaries and Coasts. https://doi.org/10.1007/s12237-013-9646-8

Deegan, L. A., Johnson, D. S., Warren, R. S., Peterson, B. J., Fleeger, J. W., Fagherazzi, S., & Wollheim, W. M. (2012). Coastal eutrophication as a driver of salt marsh loss. Nature, 490, 388–392. https://doi.org/10.1038/nature11533

Bain, D., Green, M. B., Campbell, J., Chamblee, J., Fraterrigo, J., Kaushal, S. S., Martin, S., Jordan, T., Parolari, A., Sobczak, W. V., Weller, D. E., Wollheim, W. M., Boose, E., Duncan, J., Gettel, G., Hall, B., Kumar, P., Thompson, J., Vose, J., … Leigh, D. (2012). Legacy effects material flux: structural catchment changes predate long-term studies. Bioscience, 62(6), 575–584. https://doi.org/10.1525/bio.2012.62.6.8

Bain, D. J., Hale, R. L., & Wollheim, W. M. (2012). Urban Geochemistry: Hotbeds of Biogeochemical Diversity: Insights from Urban Long-Term Ecological Research Sites. Elements, 8, 435–438. https://doi.org/10.2113/gselements.8.6.435

Morse, N. B., Wollheim, W. M., Benstead, J. P., & McDowell, W. H. (2012). Impacts of suburbanization on food web stoichiometry in detritus-based streams of New England. Freshwater Science, 31, 1202–1213. https://doi.org/10.1899/12-004.1

Beaulieu, J. J., Tank, J. L., Hamilton, S. K., Wollheim, W., Hall, R., Mulholland, P., Peterson, B., Ashkenas, L., Cooper, L., Dahm, C., Dodds, W., Grimm, N., Johnson, S., McDowell, W., Poole, G., Valett, H., Arango, C., Bernot, M., Burgin, A., … Thomas, S. (2011). Nitrous oxide emission from denitrification in stream and river networks. Proceedings of the National Academy of Science, 108, 214–219. https://doi.org/210.1073/pnas.1011464108

Gooseff, M., Benson, D. A., Briggs, M. A., Weaver, M., Wollheim, W. M., Peterson, B. J., & Hopkinson, C. S. (2011). Residence time distribution in surface transient storage zones in streams: Estimation via signal deconvolution. Water Resources Research, 47(W05509), 7 pp. https://doi.org/10.1029/2010WR009959

Helton, A. M., Poole, G. C., Meyer, J. L., Wollheim, W. M., Peterson, B. J., Mulholland, P. J., Bernhardt, E. S., Stanford, J. A., Arango, C., Ashkenas, L. R., Cooper, L. W., Dodds, W. K., Gregory, S. V., Hall, R. O., Hamilton, S. K., Johnson, S. L., McDowell, W. H., Potter, J. D., Tank, J. L., … Zeglin, L. (2011). Thinking outside the channel: Modeling nitrogen cycling in networked river ecosystems. Frontiers in Ecology and Environment, 9, 229–238. https://doi.org/10.1890/080211

Pellerin, B. A., Saraceno, J., Shanley, J. B., Sebestyn, S., Aiken, G. R., Wollheim, W. M., & Bergamaschi, B. A. (2011). Taking the pulse of snowmelt: In situ sensors reveal season, event and diurnal patterns of nitrate and dissolved organic matter variability in an upland forest stream. Biogeochemistry. https://doi.org/10.1007/s10533-011-9589-8

Stewart, R. J., Wollheim, W. M., Gooseff, M., Briggs, M. A., Jacobs, J. M., Peterson, B. J., & Hopkinson, C. S. (2011). Separation of river network scale nitrogen removal among main channel and two transient storage compartments. Water Resources Research, 47. https://doi.org/10.1029/2010WR009896

Briggs, M. A., Gooseff, M. N., Peterson, B. J., Morkeski, K., Wollheim, W. M., & Hopkinson, C. S. (2010). Surface and hyporheic transient storage dynamics throughout a coastal stream network. Water Resources Research, 46(W06516). https://doi.org/10.1029/2009WR008222

Alexander, R. B., Bohlke, J. F., Boyer, E. W., David, M., Harvey, J. W., Mulholland, P. J., Seitzinger, S. P., Tobias, C. R., Tonitto, C., & Wollheim, W. M. (2009). Dynamic modeling of nitrogen losses in river networks unravels the coupled effects of hydrological and biogeochemical processes. Biogeochemistry, 93, 91–116. https://doi.org/10.1007/s10533-008-9274-8

Green, M., Wollheim, W. M., Basu, N., Gettel, G. M., Rao, P., Morse, N., & Stewart, R. (2009). Effective denitrification scales predictably with water residence time across diverse systems. Nature Precedings. https://doi.org/10101/npre.2009.3520.1

Harrison, J., Maranger, R., Alexander, R. B., Cornwell, J., Giblin, A., Jacinthe, P., Mayorga, E., Seitzinger, S., & Wollheim, W. M. (2009). The regional and global significance of reactive N removal in lakes and reservoirs. Biogeochemistry, 93, 147–158. https://doi.org/10.1007/s10533-008-9272-x

Thouin, J. A., Wollheim, W. M., Vorosmarty, C. J., Jacobs, J., & McDowell, W. H. (2009). The biogeochemical influences of nitrate, dissolved oxygen, and dissolved organic carbon on stream nitrate uptake. Journal of the North American Benthological Society, 28(4), 894–907. https://doi.org/10.1899/08-183.1

Wollheim, W. M., Peterson, B. J., Vorosmarty, C., Hopkinson, C., & Thomas, S. A. (2008). Dynamics of N removal over annual time scales in a suburban river network. Journal of Geophysical Research-Biogeosciences, 113. https://doi.org/10.1029/2007JG000660

Wollheim, W. M., Vorosmarty, C. J., Bouwman, A. F., Green, P. A., Harrison, J., Linder, E., Peterson, B. J., Green, P. A., Seitzinger, S., & Syvitski, J. P. M. (2008). Global N removal by freshwater aquatic systems A spatially distributed, within-basin approach. Global Biogeochemical Cycles, 22. https://doi.org/10.1029/2007GB002963

Pellerin, B. A., Wollheim, W. M., Feng, X., & Vorosmarty, C. J. (2007). The application of electrical conductivity as a tracer for hydrograph separation in urban catchments. Hydrological Processes, 22, 1810–1818. https://doi.org/10.1002/hyp.6786

Oczkowski, A. J., Pellerin, B. A., Hunt, C. W., Wollheim, W. M., Vorosmarty, C. J., & Loder, T. C. (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, 217–234. https://doi.org/10.1007/s10533-006-9017-7

Wollheim, W. M., Vorosmarty, C. J., Peterson, B. J., Seitzinger, S. P., & Hopkinson, C. S. (2006). Relationship between river size and nutrient removal. Geophysical Research Letters, 33. https://doi.org/10.1029/2006GL025845

Fedorko, E. J., Pontius, Jr., R. G., Aldrich, S. P., Claessens, L., Hopkinson, C., & Wollheim, W. M. (2005). Spatial distribution of land type in regression models of pollutant loading. Journal of Spatial Hydrology, 5(2), 60–80. https://doi.org/10.1086/BBLv207n2p173

Wollheim, W., Pellerin, B., Vorosmarty, C., & Hopkinson, C. (2005). N retention in urbanizing headwater catchments. Ecosystems, 8, 871–884. https://doi.org/10.1007/s10021-005-0178-3

Wollheim, W. M. (2005). The controls of watershed nutrient export [Phdthesis]. University of New Hampshire.

Pellerin, B. A., Wollheim, W., Hopkinson, C., McDowell, W., Williams, M., Vorosmarty, C., & Daley, M. (2004). Role of wetlands and developed land use on dissolved organic nitrogen concentrations and DON / TDN in northeastern U.S. rivers and streams. Limnology and Oceanography, 49, 910–918. https://doi.org/10.4319/lo.2004.49.4.0910