Scientific papers & Reports

Evaluating the Impact of Land Use Changes on Water Quality in New Hampshire at Lake Sunapee - Alyssa Spencer

LSPA-VT Calhoun Fellowship Summer 2024 Report - Kathryn Hoffman & Sean Kenny

Executive Summary of 2022 LSPA-Virginia Tech Calhoun Fellowship - Whitney Woelmer & Jacob Wynne

Coupling modeling scenarios and a forecasting framework to inform water quality management in Lake Sunapee. LSPA-Virginia Tech Calhoun Fellowship Final Report. Whitney Woelmer and Jacob Wynne. August 25, 2022.

2022 Economic Valuation of Lake Sunapee: Report and Presentation - Policy Research Shop, Dartmouth College

Anoxia decreases the magnitude of the carbon, nitrogen, and phosphorus sink in freshwaters. Wiley Online Library - Global Change Biology. Cayelan C. Carey, Paul C. Hanson, R. Quinn Thomas, Alexandra B. Gerling, Alexandria G. Hounshell, Abigail S. L. Lewis, Mary E. Lofton, Ryan P. McClure, Heather L. Wander, Whitney M. Woelmer, B. R., Niederlehner, Madeline E. Schreiber. First published: May 25, 2022

Under-ice respiration rates shift the annual carbon cycle in the mixed layer of an oligotrophic lake from autotrophy to heterotrophy. Inland Waters. Jennifer A. Brentrup , David C. Richardson , Cayelan C. Carey , Nicole K. Ward , Denise A. Bruesewitz & Kathleen C. Weathers. November 30, 2020.

Deeper waters are changing less consistently than surface waters in a global analysis of 102 lakes. Scientific Reports 10, Article number: 20514. Pilla, R.M., Williamson, C.E., Adamovich, B.V. et al. November 25, 2020.

Whole‐ecosystem oxygenation experiments reveal substantially greater hypolimnetic methane concentrations in reservoirs during anoxia. Association for the Sciences of Limnology and Oceanography. Alexandria G. Hounshell, Ryan P. McClure, Mary E. Lofton, Cayelan C. Carey. November 2, 2020.

“New” cyanobacterial blooms are not new: two centuries of lake production are related to ice cover and land use. Ecosphere Volume 11, Issue 6, e03173. Holly A. Ewing, Kathleen C. Weathers, Kathryn L. Cottingham, Peter R. Leavitt, Meredith L. Greer, Cayelan C. Carey, Bethel G. Steele, Alyeska U. Fiorillo, John P. Sowles. June 2020.

Factors Affecting MeHg bioaccumulation in stream biota: the role of dissolved organic carbon and diet. Ecotoxicology 28:949–963. Broadley, Hannah J., Cottingham, Kathryn L., Baer, Nicholas A., Nicholas A., Weathers, Kathleen C., Ewing, Holly A., Chaves-Ulloa, Ramsa, Chickering, Jessica, Wilson, Adam M., Shrestha, Jenisha, Chen, Celia Y. August 2019.

From Concept to Practice to Policy: Modeling Coupled Natural and Human Systems in Lake Catchments. Ecosphere 9(5):e02209. 10.1002/ecs2.2209. Cobourn, K. M., C. C. Carey, K. J. Boyle, C. Duffy, H. A. Dugan, K. J. Farrell, L. Fitchett, P. C. Hanson, J. A. Hart, V. R. Henson, A. L. Hetherington, A. R. Kemanian, L. G. Rudstam, L. Shu, P. A. Soranno, M. G. Sorice, J. Stachelek,N. K. Ward, K. C. Weathers, W. Weng, and Y. Zhang. May 2018.

Intra- and Inter-annual Variability in Metabolism in an Oligatrophic Lake. Aquatic Sciences. DOI:  10.1007/s00027-016-0499-7. David C. Richardson, Cayelan C. Carey, Denise A. Bruesewitz, Kathleen C. Weathers. April 2017.

Dissolved Organic Carbon Modulates Mercury Concentrations in Insect Subsidies from Streams to Terrestrial Consumers. Ecological Society of America. DOI: 10.1890/15-0025.1. Ramsa Chaves‐Ulloa, Brad W. Taylor, Hannah J. Broadley, Kathryn L. Cottingham, Nicholas A. Baer, Kathleen C. Weathers, Holly A. Ewing, Celia Y. Chen. March 2016.

Cyanobacteria as biological drivers of lake nitrogen and phosphorus cycling.
Kathryn L. Cottingham, Holly A. Ewing, Meredith L. Greer, Cayelan C. Carey, and Kathleen C. Weathers. 2015.

Under-ice thermal stratification dynamics of a large, deep lake revealed by high-frequency data.
Limnology and Oceanography. DOI: 10.1002/lno.10014; 60: 347-359. Denise A. Bruesewitz, Cayelan C. Carey, David C. Richardson, Kathleen C. Weathers. 2015. 

Spatial and temporal variability in recruitment of the cyanobacterium Gloeotrichia echinulata in an oligotrophic lake. Freshwater Science 33(2):577-592. Carey,C.C., K.C. Weathers, H.A. Ewing, M.L. Greer, and K.L. Cottingham. 2014. 

Trophic state mediates the effects of a large colonial cyanobacterium on phytoplankton dynamics. Fundamental and Applied Limnology. 184: 247-260. Carey, C.C., K.L. Cottingham, K.C. Weathers, and N.G Hairston, Jr.  2014. 

The Research Journey: Travels across the idiomatic and axiomatic towards a better understanding of complexity.  Ecology and Society. 19:37. McGowan, K., F. Westley, E.D.G. Fraser, P. Loring, K.C. Weathers, F. Avelino, J. Sendzimir, R. R. Chowdhury, and M-L Moore. 2014. 

Facilitation in a nutrient-limited freshwater ecosystem: the cyanobacterium Gloeotrichia echinulata stimulates other phytoplankton. Journal of Phytoplankton Research. doi: 10.1093/plankt/fbt105. Carey, C.C., K.L. Cottingham, K.C. Weathers, J.A. Brentrup*, N.M Ruppertsberger*, H.A. Ewing, and N. Hairston, Jr. 2013.

Collaborative understanding of cyanobacteria in lake ecosystems.  College Mathematics 44: 376-385. Greer, M.L., H.A. Ewing, K.L. Cottingham, and K.C. Weathers. 2013.

The Evolution of grassroots network science. Bulletin of Limnology and Oceanography 22:71-73. Weathers, K.C., P.C. Hanson, P. Arzberger, et al. 2013. The Global Lake Ecological Observatory Network (GLEON): 

Ecosystem respiration: drivers of daily variability and background respiration in lakes around the globe. Limnology and Oceanography 58:849-866. Solomon, C.T., D.A. Bruesewitz*, D.C. Richardson, K.C. Rose*, M.C. Van de Bogert*, P.C. Hanson, T.K. Kratz, B. Larget, R. Adrian, B. Leroux, C-Y, Chiu, D.P. Hamilton, E.E. Gaiser, S. Hendricks, V. Istvánovics, A. Laas*, D. O’Donnell, M.L. Pace, E. Ryder*, P.A. Staehr, T. Torgersen, M.J. Vanni, K.C. Weathers, and G. Zhu. 2013. 

Occurrence and toxicity of the cyanobacterium Gloeotrichia echinulata in low-nutrient lakes in the northeastern United States. Aquatic Ecology 46:395-409. Carey, C.C., H.A. Ewing, K.L. Cottingham, K.C. Weathers, R.Q. Thomas*, and J.N. Haney. 2012.

Ecosystem effects of a tropical cyclone on a network of lakes in northeastern North America. Environmental Science and Technology 46:11693-11701. DOI: 10.1021/es302063v.  Klug, J.L., D.C. Richardson, H.A. Ewing, B.R. Hargreaves, N.R. Samal, D. Vachon*, D.C.  Pierson, A.E. Lindsey*, D. O'Donnell, S.W. Effler, and K.C. Weathers. 2012. 

An automated method to monitor lake ice phenology. Limnology and Oceanography: Methods 9:74-83. Pierson, D.C., G.A. Weyhenmeyer, L. Arvola, B. Benson, T. Blenckner, T. Kratz, D.M. Livingstone, H. Markensten, G. Marzec, K. Pettersson, and K.C. Weathers. 2011. 

Total carbon analysis may overestimate organic carbon content of freshwaters in the presence of high dissolved inorganic carbon. Limnology and Oceanography Methods 8:196-201. Findlay, S.E.G., W.H. McDowell, D. Fischer*, M.L Pace, N.F.M. Caraco, S.S. Kaushal*, and K. C. Weathers. 2010. 

Increases in phosphorus at the  sediment-water interface may influence the initiation of cyanobacterial blooms in an oligotrophic lake. Verhandlungen des Internationalen Verein Limnologie 30:1185- 1188. Carey, C.C., K.C. Weathers, and K.L. Cottingham. 2009.

Gloeotrichia echinulata in an oligotrophic lake: helpful insights from eutrophic lakes.  Journal of Plankton Research 30:893-904. Carey, C.C., K.L. Cottingham, and J. Haney. 2007. 

First report of microcystin-LR in the cyanobacterium Gloeotrichia echinulata.  Journal of Toxicology.  22:337-339. Carey, C.C., K.C. Weathers, and K.L. Cottingham. 2006.