The following is a list of projects specifically under the CASO umbrella, though there are many others that are of relevance to CASO aims:

• An enhanced network of Antarctic Sea Ice Buoys: an optimal deployment for the International Polar Year 2007-2008 developed by the WCRP/SCAR International Programme for Antarctic Buoys
• Transport through gaps across the Kerguelen Plateau and inter-basin exchange  (Cross-Kerguelen Exchange)
• Diapycnal and Isopycnal Mixing Experiment in the Southern Ocean: Mixing in the Antarctic Circumpolar Current  (DIMES)
• SOChIC - A multidisciplinary study in the Pacific Sector of the Southern Ocean and in the Ross Sea.  (SOChIC: Southern Ocean Chokepoints - an Italian Contribution)
• Deep Ventilation and Ice Variability from proxy records  (VEnICE from proxy)
• Search for Key-Events in Polar regions TrIggering abrupt Climate changes  (SKEPTIC)
• Improvement of regional altimeter corrections and tracking of eddies in the high-latitude Southern Ocean (IRACETSO)
• Weddell and Ross Corridors, Polar Climate Transects; United States Contribution to CASO (Climate in Antarctica and the Southern Ocean)  (Weddell and Ross Corridor Arrays [WRCA])
• Sampling ocean-sea ice interaction in the Antarctic Dipole centers  (ADP moorings)
• Russian Antarctic Oceanography Studies  (RAOS)
• Inter-Ocean Exchange  (Inter-Ocean Exchange)
• Studies on Antarctic Ocean and Global Enviornment  (STAGE)
• Monitoring of the upper ocean circulation, transport and water masses between Africa and Antarctica  
• Sea Ice Mounted Oceanographic Profiler  (SIMOP)
• Biogeochemistry of the southern Ocean: interactions between Nutrients, dynamics, and ecosystem Structure  (BONUS-GoodHope)