Expeditions
e the igneous, tectonic and hydrothermal processes at the Marion Rise along the ultraslow spreading Southwest Indian Ridge (SWIR). The Marion Rise represents an area of anomalously shallow bathymetry and [...] crust and the evolving South Atlantic. Further information about IODP e xpedition 393 2020: SO273 (Marion Rise - SWIR) © Universität Bremen Description of freshly dredged and sawed rock samples. © MARUM [...] MARUM Macrofauna on altered igneous rocks during a dive with the MARUM Quest 4000 ROV Location: Marion Rise, Southwest Indian Ridge; Cape Town (South Africa) – Emden (Germany) Date: March 6, — April 22, 2020