There is increasing awareness that the ocean touches all aspects of our lives and that a healthy ocean is central to a healthy planet and sustainable future. The ocean is a highly connected system and ocean science is characterized by voluntary international collaboration supported by an enthusiastic and engaged community. Increasingly, it is being recognized that international structures and instruments need to be stronger and more holistic than the current arrangements. This article outlines some perspectives on this, drawing on experience in ocean science and scientists at national, international and intergovernmental levels.