Outlook of 2025 Sargassum blooms- August 31, 2025

A perspective for the Caribbean Sea and Gulf of America* by the University of South Florida Optical Oceanography Lab The map above shows the average Sargassum abundance for the month of August 2025, with warm colors representing higher abundance. The top color (red) indicates that 0.4% of the ocean surface is covered by Sargassum, meaning… Read More Sargassum Outlook Aug 2025

WELCOMING DR. BRIAN LAPOINTE TO CARICOOS!

CARICOOS was honored to host renowned Sargassum expert Dr. Brian Lapointe during his recent visit to Puerto Rico. Alongside Dr. Dani Cox from Anchor Consultations LLC, he joined our team in collecting Sargassum samples in neritic and pelagic waters, sharing valuable insights into field methodologies. Both scientists delivered seminars entitled “Nutrient Content, Stoichiometry, and Productivity… Read More

Marine heatwave Bulletin Forecasts for 23 August 2025 Re-posted from Mercator Ocean Bulletin

Key takeaways Tropical North Atlantic The marine heatwave in the Gulf of Mexico and south of Cuba persists in extent but decreases in intensity, with moderate and locally strong categories observed. The marine heatwave east of Florida is decreasing in extent but increasing in intensity, with the emergence of strong and locally severe categories.  North… Read More Marine heatwave categories for 23 August, 2025. Global. Credit: Mercator Ocean International.

Developing an Operational Sargassum HAB Monitoring and Forecasting System for the Southeastern U.S. and U.S. Caribbean

REPOSTED FROM NCCOS Science Area(s): Harmful Algal Bloom Detection and Forecasting, Stressor Impacts and Mitigation Region(s) of Study: Atlantic Ocean, Caribbean Sea, Florida, Puerto Rico, U.S. States and Territories, U.S. Virgin Islands, Waterbodies Primary Contact(s): marc.suddleson@noaa.gov This project began in September 2023 and is projected to be completed in August 2028. This project will improve… Read More

Marine heatwave Bulletin Forecasts for 16 August 2025 Re-posted from Mercator Ocean Bulletin

Key takeaways Tropical North Atlantic The marine heatwave in the Gulf of Mexico and south of Cuba persists in extent but decreases in intensity, with moderate and locally strong categories observed. The marine heatwave east of Florida is decreasing in extent but increasing in intensity, with the emergence of strong and locally severe categories.  North… Read More