A graduate in marine geosciences from the Institut Universitaire Européen de la Mer (IUEM Brest) and a doctoral student from the Institut National Polytechnique de Lorraine in Nancy, Ewan Pelleter has been studying deep-sea mineralisation, particularly associated with hydrothermal systems. He is also co-leader of the HERMINE mission in 2017 and in charge of the HERMINE2 campaign which will take place in July and August 2022.