Dr. Tracy Wiegner


†Student authors

†Economy, L.M., T.N. Wiegner, A.M. Strauch, J.D. Awaya, and T. Gerken. 2019. Rainfall and streamflow effects on estuarine Staphylococcus aureus and fecal indicator bacteria concentrations. Journal of Environmental Quality doi:10.2134/jeq2019.05.0196.

†Abaya, L.M., T.N. Wiegner, J.P. Beets, S.L. Colbert, K. M. Carlson, and K.L. Kramer. 2018. Spatial distribution of sewage pollution on a Hawaiian coral reef. Marine Pollution Bulletin 130: 335-47.

†Delevaux, J.M.S., R. Whittier, K.A. Stamoulis, L.L. Bremer, S. Jupiter, A.M. Friedlander, M. Poti, G. Guannel, N. Kurashima, K.B. Winter, R. Toonen, E. Conklin, C. Wiggins, A. Knudby, W. Goodell, K. Burnett, S. Yee, H. Htun, K.L.L. Oleson, T. Wiegner, and T. Ticktin. 2018. A linked land-sea modeling framework to inform ridge-to-reef management in high oceanic islands. PLoS ONE 13(3): e0193230.

†Abaya, L.M., T.N. Wiegner, S. Colbert, J. Beets, K.M. Carlson, K.L. Kramer, R. Most, and C. Couch. 2018. A multi-indicator approach for identifying hotspots of shoreline sewage pollution adjacent to coral reefs. Marine Pollution Bulletin 129: 70-80.

MacKenzie, R.A., A.M. Strauch, T.N. Wiegner, S.L. Colbert, E.G. Stets, and R.G. Streigl. 2017. Baseline and projected future aquatic carbon fluxes to nearshore waters in Hawai‘i. Chapter 7. In: Baseline and Projected Future Carbon Storage and Carbon Fluxes in Ecosystems of Hawai‘i. Eds. P.C. Selmants, C.P. Giardina, J.D. Jacobi, and Z. Zhu. U.S. Geological Survey Professional Paper 1834, 2017.

Wiegner, T.N., †C. J. Evans, †L. Abaya, K. Carlson, †A. Lyon-Colbert, and S.L. Molloy. 2017. Comparison of spatial and temporal microbial pollution patterns in a tropical Hawaiian estuary between low and high river flow conditions.Marine Pollution Bulletin 114(2): 952-961.

†Carlson, K., and T.N. Wiegner. 2016. Effects of submarine groundwater discharge on bacterial growth efficiency in coastal Hawaiian waters.Aquatic Microbial Ecology 77(3): 167-181.

Wiegner, T.N., †A. Mokiao-Lee, and †E. Johnson. 2016. Identifying nitrogen sources to thermal tide pools in Kapoho, Hawai‘i, USA, using a multi-stable isotope approach.Marine Pollution Bulletin 103(1): 63-71.

†Roberts, M, A. M. Strauch, A., T. Wiegner, and R. MacKenzie. 2016. Leaf litter breakdown of native and exotic tree species in two Hawaiian streams that differ in flow.Pacific Science 70 (2): 209-222. Doi:10.2984/70.2.7.

Wiegner, T.N., L.A. Kaplan, S. Ziegler, and R. Findlay. 2015. Consumption of terrestrial dissolved organic carbon by stream microorganisms.Aquatic Microbial Ecology. Doi: 10.3354/ame01761.

†Johnson, E., and T.N. Wiegner. 2013. Potential surface water metabolism in groundwater-fed coastal waters of West Hawaii.Estuaries and Coasts 10.1007/s12237-013-9708-y.

MacKenzie, R.A., T.N. Wiegner, †F. Kinslow, N. Cormier, and Ayron M. Strauch. 2013. Leaf litter inputs from an invasive nitrogen-fixing tree influence organic matter dynamics and nitrogen inputs in a Hawaiian river. Journal of Freshwater Science 32(3): 1036-1052.

†Holitzki T.M., R.A. MacKenzie, T.N. Wiegner, and K.J. McDermid. 2013. Invasive poeciliid fish alter ecological structure, function, and native biodiversity of Hawaiian streams.Ecological Applications 26(6): 1367-1383.

Wiegner, T.N., R.F. Hughes, †L.M. Shizuma, and †D.K. Bushaw. 2013. Impacts of an invasive nitrogen-fixing tree on Hawaiian stream water quality. Biotropica 45(4): 409-418.

Wiegner, T.N., †L.H. Mead, and S.L. Molloy. 2013. A comparison of water quality between low- and high-flow river conditions in a tropical estuary, Hilo Bay, Hawaii. Estuaries and Coasts 36(2): 319-333.

†Atwood, T., T.N. Wiegner, and R.A. MacKenzie. 2012. Effects of hydrological forcing on the structure of a tropical estuarine food web. Oikos 121(2): 277-289

Michaud, J., and T.N. Wiegner. 2011. Stream nutrient concentrations on the windward coast of Hawaii Island and their relationship to watershed characteristics. Pacific Science 65(2): 195-217.

†Atwood, T., T.N. Wiegner, J.P. Turner, and R.A. MacKenzie. 2010.Potential effects of an invasive nitrogen-fixing tree on a Hawaiian stream food web. Pacific Science 64(3): 367-379.

†Mead, L.H., and T.N. Wiegner. 2010. Surface water metabolism potential in a tropical estuary, Hilo Bay, Hawaii, USA, during storm and non-storm conditions. Estuaries and Coasts 33(5): 1099-1112.

Wiegner, T.N., and †R.L. Tubal. 2010. A comparison of dissolved organic carbon bioavailability from native and introduced riparian vegetation along a Hawaiian River. Pacific Science 64(4): 545-555.

Wiegner, T.N., and †L.H. Mead. 2009. Water quality in Hilo Bay,Hawaii, USA, under baseflow and storm conditions. Professional report prepared for the County of Hawaiʻi.

Wiegner, T.N., †Tubal, R.L., and R.A. MacKenzie. 2009. Bioavailability andexport of dissolved organic matter from a tropical river during base-and storm flow conditions. Limnology and Oceanography 54: 1233-1242.

Kaplan, L.A., T.N. Wiegner, J.D. Newbold, P.H. Ostrom, and H. Gandhi.2007. Untangling the complex issue of dissolved organic carbon uptake: a stable isotope approach. Freshwater Biology: doi: 10.1111/j.1365-2427.2007.01941.

Wiegner,T., Beets, J., W. Dudley, L. Muehlstein, and M. Parsons.2006.A review of coastal water monitoring data for developments in west Hawaiʻi._Professional report prepared for the County of Hawaiʻi._

Wiegner, T.N., S.P. Seitzinger, P.M. Glibert, and D.A. Bronk. 2006.Bioavailability of dissolved organic nitrogen and carbon from nine rivers in the eastern United States. Aquatic Microbial Ecology 43: 277-287.

Wiegner, T.N., L.A. Kaplan, J.D. Newbold, and P.H. Ostrom.2005b. Synthesis of a 13C-labeled tracer for stream DOC: labeling tulip poplar carbon with 13CO2. Ecosystems 8: 501-511

Wiegner, T.N., L.A. Kaplan, J.D. Newbold, and P.H. Ostrom.2005a. Contribution of dissolved organic C to stream metabolism: a mesocosm study using 13C-enriched tree-tissue leachate. Journal of the North American Benthological Society 24(1): 48-67.

Wiegner, T.N. and S.P. Seitzinger. 2004. Bioavailability of dissolved organic carbon and nitrogen from pristine and polluted freshwater wetlands. Limnology and Oceanography 49: 1703-1712.

Gandhi,H., T.N. Wiegner, P.H. Ostrom, L.A. Kaplan, and N.E. Ostrom.2004. Isotopic (13C) analysis of dissolved organic carbon in stream water using an elemental analyzer coupled to a stable isotope mass spectrometer. Rapid Communications in Mass Spectrometry 18: 903-906.

Wiegner, T.N., S.P. Seitzinger, D.L. Breitburg, and J.G. Sanders.2003. The effects of multiple stressors on the balance between autotrophic and heterotrophic processes in an estuarine system. Estuaries 26(2A): 352-364.

Wiegner, T.N. and S.P. Seitzinger. 2001. Photochemical and microbial degradation of external dissolved organic matter inputs to rivers. Aquatic Microbial Ecology 24: 27-40.