Geosciences Research Division

Research Interests

  • Production, transformation, and removal of aquatic organic matter.
  • The role of dissolved organic matter in the ocean's biological carbon pump.
  • Nitrogen cycling in the coastal California Current Ecosystem
  • Dissolved molecules that facilitate microbe-microbe interactions.
  • Halogenated organic compounds in the coastal environment.
    • Research tools: Characterization of complex organic matter using LC ESI MS and comprehensive GC TOF MS.
    • Research tools: Natural stable isotope and radioisotope measurements on bulk reservoirs and specific compounds.
    • Research tools: DNA sequencing of microbial populations.


  • B.S., Mount Holyoke College, Massachusetts
  • PhD, Massachusetts Institute of Technology-Woods Hole Oceanographic Institution