Philippe Tortell
Assistant professor Botany/Oceanography

B.Sc.: McGill (1994)
M.A.: Princeton University (1997)
Ph.D.: Princeton University (2001)



Research Interests

Biological oceanography; physiology, ecology, and evolution of marine phytoplankton and bacteria; CO2 effects on oceanic productivity; trace metal nutrition and toxicity in the sea, biological isotope fractionation.

Selected Recent Publications

Tortell, Philippe D., Giacomo R. DiTullio, Daniel M. Sigman, and François M.M. Morel (2002). CO2 effects on species composition and nutrient ulilization in an Equatorial Pacific phytoplankton community. Marine Ecology Progress Series 236: 37-43.

Tortell, Philippe D., and François M.M. Morel (2002). Sources of inorganic carbon for phytoplankton in the eastern subtropical and equatorial pacific ocean. Limnology and Oceanography 47: 1012-1022.

Morel, François M.M., Elizabeth H. Cox, Anne M. Krapiel, Todd W. Lane, Allen J. Milligan, Irene Schaperdoth, John R. Reinfelder, and Philippe D. Tortell (2002) Acquisition of inorganic carbon by the marine diatom Thalasiosira weissflogii. Functional Plant Biology 29: 301-308.

Lam, Phoebe J., Philippe D. Tortell, François M.M. Morel (2001) Differential effects of iron additions on organic and inorganic carbon production by phytoplankton. Limnology and Oceanography 46: 1199-1202.

Riebesell, Ulf, Ingrid Zondervan, Björn Rost, Philippe D. Tortell, Richard Zebe, François M.M. Morel (2000) Increased CO2 decreases marine planktonic calcification. Nature 407: 364-367

Tortell, Philippe D., Greg H. Rau, François M.M. Morel (2000) Inorganic carbon acquisition in coastal Pacific phytoplankton communities. Limnology and Oceanography 45: 1485-1500.

Tortell, Philippe D. (2000) Evolutionary and ecological perspectives on inorganic carbon acquisition in phytoplankton. Limnology and Oceanography 45: 744-750.

Tortell, Philippe D., Maria M. Maldonado, Julie Granger, Neil M. Price (1999) Marine bacteria and biogeochemical cycling of iron in the oceans. (Invited review) FEMS Microbiology Ecology 29: 1-11.

Tortell, Philippe D., John R. Reinfelder, François M.M. Morel (1997) Active uptake of bicarbonate by diatoms. Nature 390: 243-244.

Tortell, Philippe D., Maria M. Maldonado, Neil M. Price (1996) The role of heterotrophic bacteria in iron-limited ocean ecosystems. Nature 383: 330-332.

last updated August 7, 2002