On 20-21 April 2022, over 70 experts from the marine, maritime, and wider domains convened in Paris for the first Digital Ocean Forum, organised by Mercator Ocean International with the support from the European Commission. Many EMODnet experts from the Secretariat, Central Portal, Data Ingestion and thematics eg. Biology, were invited to join expert Working Groups, to further define a collective community vision for a user-driven Digital Twin Ocean.