The Coastal Acidification Networks (CANs) of the Mid-Atlantic, Gulf of America, Southeast and Caribbean hosted a webinar in recognition of the Ocean Acidification Day of Action on Thursday, Jan. 8, 2026. Dr. Aurea Rodríguez Santiago, Founder and Director, Taller Ecológico de Puerto Rico, and Dr. De’Marcus Robinson, Postdoctoral Fellow, Florida A&M University, and the CAN coordinators delivered presentations highlighting their work and the actions they are taking to better understand and address the impacts of ocean acidification (OA). The webinar concluded with a panel discussion and Q&A, creating space for dialogue on research, community engagement and collaborative actions to advance ocean acidification awareness and solutions.