The EMB Future Science Brief n.6 ‘Big Data in Marine Science’ will be launched during a special webinar on 29 April 2020 (13:00-15:00 CEST). The document provides an assessment of the current status, challenges and solutions for implementing big data to support marine science through case-studies. This document is the output from the EMB expert working group on Big Data in Marine Science https://www.marineboard.eu/big-data-and-digitalization. The webinar will include short talks by authors of the Future Science Brief: Federica Foglini (CNR, Italy), Ketil Malde (IMR, Norway), Matthias Obst (Univ. Gothenburg, Sweden) and Jerry Tjiputra (NORCE, Norway) followed by a question and answer session with working group members.