Weekly Report / Wochenbericht SO289 (Deutsche Version unten) Progress: We have had a successful week, with daily station occupations with smooth CTD casts and in-situ pump deployments. We have made steady progress west towards Noumea along our 31.5°S latitude cruise track. We have speeded up progress by combining our CTD casst with in situ pump […]

(Deutsche Version unten) It all started in the hallway of the ICBM in Oldenburg. I studied environmental sciences in my bachelors and spent large amounts of my time in the building of the ICBM (Institute for Marine Chemistry and Biology). And there, in the hallway, I saw it. A small replica of the RV SONNE. […]

2nd Weekly Report from the SONNE expedition SO289 (deutsche Version weiter unten) Progress: After a delay of nearly five days, we were able to leave the port of Talcahuano on February 22 and start the cruise SO289. We are now in international waters and will keep sailing west towards New Zealand and New Caledonia. We […]

(deutsche Version unten) But to what do I personally lose my sleep exactly? Sinking particles! More exactly, determining the flux of particles, thereby transporting carbon down into the deep of the ocean. Relying on available nutrients and sunlight, phytoplankton flourishes in the upper layers of the ocean by converting CO2 in organic molecules such as […]

(deutsche Version unten) With 33 scientists and 32 crew members on board, on the 22nd of February 2022 the Sonne expedition SO289 left Talcahuano, Chile, to conduct a South Pacific section as a part of the International GEOTRACES Program for assessing sources, sinks, distributions and internal cycling of trace elements and their isotopes in the […]