Paytan Biogeochemistry Lab

photos of sunsets

Laboratory Staff

Katie Roberts - The use of oxygen isotope composition of phosphate to shed light on phosphorus dynamics in soils

Ph.D. Students

Kimberley Bitterwolf - Geochemistry in River Drainage Basins

Kyle H. Broach - isotopes as proxies for paleoclimate, tracers for transport, and indicators of large-scale changes in earth systems generally

Chia-Te Chien - Aerosol and seawater chemistry

Tracey Conrad - Marine mineral resources, environmental impact of marine mining, economic geology, marine geochemistry, paleoceanography

Ana Martinez Fernandez - Studying the distribution and abundance of benthic foraminifera in a series of natural low pH springs in the Yucatan Peninsula, Mexico

Galen Gorski - Denitrification in infiltrating groundwater.

Michele Markowitz - Impacts of atmospheric dust deposition on carbon sequestration.

Esra Mescioglu - Microbial communities in aerosols and their effects on the ecosystems

Joe Murray - Submarine groundwater discharge and the cycling of nitrogen and trace metals

Christina Richardson - Groundwater and interconnected surface water quality and biogeochemistry

Masters Students

Karen Lykkebo Petersen - Desalination plants – The impacts of brine discharge on coastal ecology and chemistry.

Vicky Yuan - Sea surface temperature reconstruction in the central equatorial Pacific to understand how coupled the equatorial Pacific is with orbital forcing.

Assistant Project Scientist

Barbara Balestra - Ecology of extant coccolithophores, biostratigraphy, paleoceanographic and paleoclimate reconstructions in the Pliocene, Pleistocene and Holocene

Post Docs

Nadine Heck - Desalination plants - Impacts on coastal ecology, public perception, and public policy (NSF Coastal SEES track 1)

Joe Fackrell - C, N, P, and S compound concentrations, fluxes, and stable isotope compositions in the Sacramento-San Joaquin Delta

Visiting Students

Nicole Power Guerra

Visiting Researcher

Juan Yang

Tariq Hasan Al-Najjar

Undergraduate Researchers

Armen Hovagimian

Carolyn Brady - Helping with general lab work

CJ Vigil - Using isotopes from sediment cores in the Yucatán Peninsula to determine the current hydrological system with Kyle

Deborah Leopo - Working with Esra Mescioglu to determine the microbial ecology of aerosols in the Monterey Bay.

Eva Jason - Eva is working with Ana, studying corals in natural acidic pH springs in the Yucatan Peninsula.

Frankie Lon - Helping with general lab work

Kaylee Glenney - Working with Christina Richardson

Seth Williams - Helping with general lab work

Shreya Mathur - Helping with general lab work

Adina and Alanna

Adina and Alanna in Alaska 2012

Joe and Abbey

Joe and Abbey in the Gulf of CA

adina at Chocolates

Adina with moustache at 2011 Holiday dinner


Adina and Kate on Poseidon's shoulders in Bermuda

Alanna on MB

Alanna on Monterey Bay

karen digging in the sand

Karen digging groundwater pits in Hawaii


Page last updated on October 16, 2017