Operational Oceanography has been developing fast during the past two decades and mature services are already provided to end-users in specific areas, especially those related to the physical state of the ocean (short term forecast, safety, navigation, response to emergencies). However, the interaction with intermediate and end users for developing new services is in its infancy, especially for those contributing to Sustainable Blue Growth that represents today a key priority for Europe. At the same time, monitoring and forecasting the biogeochemical state of the ocean is a key user requirement but represents a major scientific and technological challenge. Therefore, the key priorities of the 2014 conference will be to: