The article highlights the critical role of fisheries in providing food and supporting the economy, but emphasizes the threats to marine life due to overfishing, illegal fishing, and environmental challenges like ocean heatwaves and acidification. It underscores the need for improved fisheries management and the elimination of harmful subsidies. The article also stresses the importance of aquaculture, which is set to exceed wild fish catches by 2030, and proposes open ocean aquaculture as a solution for the limited land and freshwater availability. The article calls for comprehensive planning, regulation, and innovation in aquaculture to ensure sustainability and reduce the carbon footprint. It also discusses China's successful experiment with deep-sea aquaculture and Taiwan's focus on land-based farming, advocating for the inclusion of aquaculture in national food policies to ensure food security and promote the development of the blue economy.