This policy brief explores the intersection of the blue economy and the Corporate Sustainability Reporting Directive, highlighting opportunities for sustainable growth within marine industries and documents. As the sector grows, challenges like environmental degradation and inconsistent reporting deter investment and accountability. The CSRD framework offers a path toward standardized disclosures that can boost transparency, improve risk management, and align marine industries with climate goals. While documenting findings from our research, we present actionable policy recommendations to enhance compliance and attract responsible capital across the blue economy.