Timothy Boyd

Special Interests: Polar oceanography; internal waves; the relationship between internal waves and mixing.

Present Research: Analysis of upper Arctic Ocean hydrographic data from submarines; analysis of internal wave data from a variety of environments: mid-latitude continental shelf and slope, and Arctic Ocean.
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Andrew G. Carey, Jr.

Special Interests: Marine Benthic Ecology; invertebrate community ecology, deep-sea ecology, polar ecology, pollution ecology.

Present Research: Benthic ecology of Mendocino Ridge, ecology of Beaufort Sea benthos, ecology of Northeast Pacific abyssal plains, environmental quality of the Stage Harbor system (Cape Cod, Massachusetts).
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Dudley B. Chelton

Special Interests: Large-scale, low frequency variability of ocean circulation: air-sea fluxes of heat and momentum; satellite microwaveradar remote sensing techniques; statistical techniques for improving and quantifying signal-to-noise ratio in oceanographic measurements.

Present Research: Investigation of wind-forced ocean circulation in the southern hemisphere from satellite scatterometer and altimeter data; investigation of westward propagating Rossby waves from altimeter data.
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David M. Christie

Special Interests: Genesis and evolution of oceanic basalts, particularly in relation to their tectonic and geographic setting and to seafloor morphology; oxidation states of magmas and their source regions.

Present Research: Geology and tectonics of the Australia-Antarctic Discordance and Southeast Indian Ridge; tectonics, volcano morphology and geochemistry of submerged regions of the Galapagos Platform; petrology and origin of northwest Pacific guyots.
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Thomas M. Dillon

Special Interests: Vertical mixing of heat, mass and momentum in the oceans; measurement and modeling of turbulence and turbulent transport processes; interaction of internal waves and turbulence; equatorial oceans, Arctic Ocean.
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Jack R. Dymond

Special Interests: Geochemistry of ocean sediments; particle fluxes in the oceans; paleoproductivity in the oceans; lake geochemical processes; global environmental change.

Present Research: Studies of particle fluxes in the equatorial Pacific, Arabian Sea, and the Southern Oceans; development of geochemical proxies for ocean productivity; geochemical processes in Crater Lake.
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Kelly K. Falkner

Special Interests: Inorganic element cycles in marine, lacustrine and riverine environments; using state-of-the-art methods for inorganic and isotopic analyses to address a variety of geochemical problems.

Present Research: The marine geochemistry of osmium; Ba biogeochemistry and its use as a tool for ocean circulation studies; the chemistry of Lake Baikal and its drainage basis; chemistry of rivers draining into the Black Sea; tracing Arctic rivers with chemical signals.
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Martin R. Fisk

Special Interests: Volcanic activity at mid-ocean ridges and ocean islands; petrology, chemistry, and mineral chemistry of igneous rocks from the oceans; laboratory studies of melting and crystallization of igneous rocks at high temperatures (1000 - 1400 degrees C) and various pressures (1 - 10000 atmospheres); microprobe analysis of minerals and glass in oceanic basalts.

Present Research: Dynamics of magma chambers on ocean ridges and volcanic islands; mineralogy and chemistry of primary magmas; petrology of volcanic rocks from Antarctica and the Pacific Ocean.
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Louis I. Gordon

Special Interests: Analytical chemistry of sea water, dissolved gases in sea water; air-sea exchange of gases, and the role of biological mechanisms in mediating chemical kinetics in the oceans.

Present Research: Chemical observations and processes in the Southern Ocean; nature and rates of processes in the marine carbon, nitrogen, phosphorus and silicon cycles.
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Gary Klinkhammer

Special Interests: Sediment geochemistry; diagenesis of sediments; hydrothermal processes at mid-ocean ridges; instrumental methods of geochemical exploration; trace element analysis of geologic materials.

Present Research: Studies of sediment diagenesis and its impact on the sediment record; exploration of mid-ocean ridges for hydrothermal activity using geochemical sensors; understanding the rare earth geochemistry of hydrothermal fluids; developing deep sea spectrometers.
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Murray D. Levine

Special Interests: Measurements and modeling of internal gravity waves; upper-ocean response to storms; satellite altimetry.

Present Research: Analysis of internal wave observations made in a variety of environments - continental shelf, Arctic Ocean, Weddell Sea; estimation of surface geostrophic flow from satellite altimeter.
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Ricardo P. Matano

Special Interests: Large-scale ocean circulation; the dynamics of western boundary currents; ocean modeling; geophysical fluid dynamics; the circulation in the Southern Ocean.

Present Research: Numerical modeling of the circulation in the south Indian Ocean with special emphasis in the dynamics of the Agulhas Current; analysis and modeling of the Peru and California currents.
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David M. Nelson

Special Interests: Production and fate of biogenic particulate matter in the ocean; nutrient cycling; nutrient limitation of phytoplankton growth; marine silica cycle.

Present Research: Nutrient/biogenic particle cycles in the Southern Ocean; biology and geochemistry of marginal ice zones; silicon limitation and silicon cycling in severely nutrient-depleted surface waters.
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Laurence Padman

Special Interests: Oceanography of ice-covered seas; deep water formation; tides modeling; mixing and internal waves; double diffusion.

Present Research: Internal wave/turbulence interactions; double diffusion under ice; surface mixed layer physics; water mass modification in the Weddell Sea; topographic enhancement of tides.
Laurie's Home Page
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Clayton A. Paulson

Special Interests: Upper ocean physics, internal waves, air-sea interactions, turbulence, Arctic oceanography.

Present Research: Effects of rainfall on the structure and dynamics of the upper tropical ocean; the influence of leads, including ice formation, on the structure and dynamics of the upper Arctic Ocean.
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Scott Pegau

Special Interests: How the optical properties of water and sea ice are related to physical parameters and forcing mechanisms. Study of the relationships between photoadaptation and mixing. Novel applications of optical measurements. Radiative transfer modeling in water and sea ice.

Present Research: Measuring optical parameters in situ, maintenance and characterization of instrumentation, processing and analysis of optical measurements, optical properties of sea ice and coastal waters, radiative transfer modeling in sea ice and coastal waters.
Scott's Home Page
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James G. Richman

Special Interests: Turbulent mixing and upper ocean dynamics, air-sea interaction, dynamics of the Antarctic Circumpolar Current, mesoscale eddies in the ocean and their role in the general circulation of the ocean, long waves in the equatorial Pacific Ocean, coupled physical-biological models, satellite remote sensing of the ocean.

Present Research: Turbulence models applied to the upper ocean; coupled physical-biological models of the upper ocean, satellite altimetric observations of Southern Ocean circulation, air-sea interaction and ventilation of the thermocline.
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Barry F. Sherr

Special Interests: Aquatic microbial ecology; roles of microbes in ecosystem processes; carbon-energy flux through pelagic food webs; biology and ecology of phagotrophic protists; methods development.

Present Research: Trophic interactions between bacterioplankton and phagotrophic protists; rates of herbivory by flagellate and ciliate grazers; controls of activity and growth of bacterioplankton.
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Evelyn B. Sherr

Special Interests: Aquatic microbial ecology; pelagic food webs; carbon and nitrogen cycles in aquatic ecosystems; phagotrophic protists.

Present Research: Rates of bacterivory and of herbivory by phagotrophic flagellates and ciliates; effect of protistan grazing on bacterial growth and metabolic processes; controls on bacterioplankton growth.
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Anne Trehu

Special Interests: Seismic reflection and refraction data processing; deep crustal structure and tectonic processes at plate boundaries and continental margins; local seismicity; ocean bottom seismometer instrumentation; seismic noise on the seafloor.

Present Research: Velocity structure and tectonics of the Mendocino triple junction region and the Cascadia subduction zone; gas hydrates on the Oregon continental margin; techniques for processing and interpreting wide-angle reflections from the lower crust; broadband seismic noise.
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Patricia A. Wheeler

Special Interests: Phytoplankton physiology and ecology; marine nitrogen cycle; nutrient utilization by phytoplankton and bacteria; macrophyte physiology and ecology; nitrogen metabolism in macrophytes.

Present Research: Nitrogen uptake and recycling in the Arctic Ocean; utilization of inorganic and organic nitrogen by marine bacteria; relationship between autotrophic and heterotrophic activity in the microbial food web; determination of bacterial biomass and activity in the euphotic zone.
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J. Ronald V. Zaneveld

Special Interests: Theory of radiative transfer; relationship of inherent and apparent optical properties; relationship of particulate and optical characteristics; optical remote sensing; design of optical oceanography instrumentation.
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