This report provides a first comprehensive overview of marine conservation efforts in the European Overseas: In the context of rapid global development in these areas, it takes stock and pinpoints the actions required to improve marine protection and strengthen resilience in these diverse territories and to reconcile this with the opportunities provided by development of the blue economy and the challenges in the face of climate change. Collaborative approaches and planning are required to ensure connectivity within operational, well-managed networks of marine protected areas to ensure the resilience of the ecosystems they protect.