Attracting almost one thousand participants to Brest every two years, Sea Tech Week® is an opportunity to experience the Campus mondial de la mer community’s expertise first-hand and to forge collaborative international relations. A cross-disciplinary approach that also brings together research and business is a specific feature of the event which includes a conference of more than 30 science and technology sessions, a professional trade fair with thirty exhibitors and over 200 B2B meetings.The key theme for the 12th Sea Tech Week® will be ‘Observation: From seabed to space’. It should open the event right up to both national and international protagonists, whilst enabling the 300th anniversary of the French Naval Hydrographic and Oceanographic Service (Shom) to be celebrated…Australia will be guest of honour at the event. Delegations from Québec, UK, India, Norway…, etc. are also expected.