The role that river plumes play in the global carbon cycle is complex in that plumes can serve both as a source and a sink of CO2. We investigated the phenomenon of photosynthetic carbon fixation gene expression in the context of extensive dissolved inorganic carbon (DIC) measurements.

R/V Pelican - our research vessel of choice.

Hardworking researchers awaiting a bottle cast.

Oil platform in the Gulf of Mexico
2006 - Orinoco River Plume

International participants in the Orinoco River Plume Experiment (ORiPEx). Click here to see a larger version of the above image.

Shore leave in St. Lucia

Brian Zeilinsky’s 23rd birthday in St. Lucia

MODIS Chl a Satellite image of Orinoco River Plume. Warm colors are high chlorophyll, cool colors are low (image not corrected for cDOM).









