Cherie Wallie

Caribbean Seaweed Map 2025. Monthly maps of sargassum density in the atlantic, caribbean, and gulf of mexico from march 2022 to march 2023. We share best practices for preserving coastal sea fauna and flora.

As the season moves toward summer, the density increases, and the belt shifts. The map above shows sargassum density in the central atlantic ocean (including the caribbean sea and gulf of mexico) for march 2023.