Research Areas research areas


  • Assistant Professor of Chemical Oceanography
    Earth Sciences &
    Ocean Process Analysis Laboratory
  • Publications

    Academic Article

    Year Title
    2018 Does Marine Surface Tension Have Global Biogeography? Addition for the OCEANFILMS PackageAtmosphere.  9:216-216. 2018
    2018 Large Stimulation of Recalcitrant Dissolved Organic Carbon Degradation by Increasing Ocean TemperaturesFrontiers in Marine Science.  4. 2018
    2017 Modest net autotrophy in the oligotrophic oceanGlobal Biogeochemical Cycles.  31:699-708. 2017
    2017 N2O production and consumption from stable isotopic and concentration data in the Peruvian coastal upwelling systemGlobal Biogeochemical Cycles.  31:678-698. 2017
    2016 Nutrient budgets in the subtropical ocean gyres dominated by lateral transportNature Geoscience.  9:815-+. 2016
    2016 New nutrients exert fundamental control on dissolved organic carbon accumulation in the surface Atlantic Ocean.Proceedings of the National Academy of Sciences of the United States of America.  113:10497-10502. 2016
    2015 Microbial community composition and nitrogen availability influence DOC remineralization in the South Pacific GyreMarine Chemistry.  177:325-334. 2015
    2015 Global distribution and surface activity of macromolecules in offline simulations of marine organic chemistryBiogeochemistry.  126:25-56. 2015
    2015 Preferential remineralization of dissolved organic phosphorus and non-Redfield DOM dynamics in the global ocean: Impacts on marine productivity, nitrogen fixation, and carbon exportGlobal Biogeochemical Cycles.  29:325-340. 2015
    2015 Variable C: N: P stoichiometry of dissolved organic matter cycling in the Community Earth System ModelBiogeosciences.  12:209-221. 2015
    2013 Dissolved organic nitrogen dynamics in the Arctic OceanMarine Chemistry.  148:1-9. 2013
    2013 Dissolved organic nitrogen in the global surface ocean: Distribution and fateGlobal Biogeochemical Cycles.  27:141-153. 2013
    2011 Effect of Dissolved Organic Carbon and Alkalinity on the Density of Arctic Ocean WatersAquatic Geochemistry.  17:311-326. 2011
    2011 Rapid removal of terrigenous dissolved organic carbon over the Eurasian shelves of the Arctic OceanMarine Chemistry.  123:78-87. 2011
    Does marine surface tension have global biogeography?: addition for the OCEANFILMS packageAtmosphere
    Vertically migrating phytoplankton drive seasonal formation of subsurface negative preformed nitrate anomalies in the subtropical North Pacific and North AtlanticBiogeosciences Discussions.  1-40.

    Teaching Activities

  • Adv Rsrch Exp/Earth Sciences Taught course 2018
  • Aqueous Geochemistry Taught course 2018
  • Aqueous Geochemistry Taught course 2018
  • Introduction to Oceanography Taught course 2018
  • Chemical Oceanography Taught course 2018
  • Full Name

  • Robert Letscher
  • Mailing Address

  • University of New Hampshire

    142 Morse Hall

    8 College Rd

    Durham, NH  03824