Lomonossov Ridge in the Arctic Ocean Madiba Sea Mount, south of South Africa, discovered 2013 with RV Polarstern Current-induced seabed structures at the Southern Mozambique Ridge Iceberg scours on the shelf

ocean (transmittance). We perform various radiation measurements during our field campaigns using Polarstern, aircrafts, and stationary measurements. Our focus are observations that aim for better descriptions

mosaic-expedition.org. As a further information tool, the Polarstern blog will offer extensive posts on the drift expedition: blogs. helmholtz.de/polarstern/en/ (mw) Social Media mosaic_ expedition MOSAiCArctic [...] convince our partners of that plan, and negoti- ate the basis for doing so. We also had to ready the Polarstern for this unique mission. For instance, we installed a new tunnel assembly that will allow us to [...] gathered enormous ex- pertise: not only in terms of sci- ence, but also logistics. And at the moment, Polarstern is still one of the best research icebreakers in the world; that’s simply a fact. Thanks to our

Head, Senior Scientist Koch, Florian Scientist, System Manager Laboratories New Building Project Polarstern II Köck, Matthias Senior Scientist Kohlbach, Doreen Head of Young Investigator Group DOUBLE TROUBLE

Polarstern expedition ANT XXVII-2. Picture: S. Trimborn (Photo: Alfred-Wegener-Institut) Southern Ocean phytoplankton are major drivers of global carbon cycling accounting for 20% of the global annual

changes for the biodiversity in this area. Physical, biogeochemical and ecological studies with Polarstern in the FOS in the southern Weddell Sea shall characterize this hotspot in detail in order to recognize

Filled beakers are collected after multinet is back on deck Multinet is set out on board of RV Polarstern Multinet is ready for deployment Multinet in the water The Multi Plankton Sampler MPS 92B is used

BOX WHITE RV HEINCKE PLYWOOD BOX YELLOW RV MARIA S. MERIAN STYROFOAM BOX RV METEOR THERMO BOX RV POLARSTERN UNPACKED RV SONNE WOODEN BOX RV UTHÖRN SAMOYLOV / LENA-DELTA OTHER Tabelle1

BOX WHITE RV HEINCKE PLYWOOD BOX YELLOW RV MARIA S. MERIAN STYROFOAM BOX RV METEOR THERMO BOX RV POLARSTERN UNPACKED RV SONNE WOODEN BOX RV UTHÖRN SAMOYLOV / LENA-DELTA OTHER Tabelle1

BOX WHITE RV HEINCKE PLYWOOD BOX YELLOW RV MARIA S. MERIAN STYROFOAM BOX RV METEOR THERMO BOX RV POLARSTERN UNPACKED RV SONNE WOODEN BOX RV UTHÖRN SAMOYLOV / LENA-DELTA OTHER Tabelle1