This document summarizes the results of a foresight project conducted by the Indonesian Institute of Sciences to determine research priorities in the marine sector to support sustainable blue economy development over the next 15 years. Over 80 marine experts from research organizations in Indonesia participated in the project using methods like expert panels, surveys, analysis tools. The project identified six key issues: (1) food security, (2) energy security, (3) marine pollution, (4) biodiversity, (5) sustainable coastal environment, (6) climate change. It was found that research into biomaterials from the sea and marine biotechnology using organisms like microalgae and seaweed were important. Issues around biodiversity and pollution were deemed the highest research priorities