Outlook of Sargassum Blooms – March 31, 2026

A perspective for the Caribbean Sea and Gulf of America* by the University of South Florida Optical Oceanography Lab – (bbarnes4@usf.edu, yuyuan@usf.edu, huc@usf.edu) The map above shows the average Sargassum abundance for March 2026, with warmer colors indicating higher concentrations. The highest level (red) represents about 0.4% of the ocean surface covered by Sargassum, meaning… Read More sargasso map march 2026

Marine heatwave Bulletin Forecasts for March 28 2026​ – Reposted from Mercator Ocean

Marine heatwave categories North Atlantic The area covered by marine heatwaves in northwestern Europe is decreasing slightly, while their intensity remains stable with mostly in the moderate category. The marine heatwave in the north-east Caribbean is also decreasing in area and remains stable in intensity.  South Atlantic The marine heatwave around 0°W 15°S is increasing in size and intensity, with strong… Read More SST GLOBAL 3/28

Marine heatwave Bulletin Forecasts for March 7 2026​ – Reposted from Mercator Ocean

North Atlantic In the Gulf of Mexico and the Caribbean Sea, only a few scattered areas remain in the moderate category. The marine heatwave extending from the Antilles to the centre of the basin is decreasing in size and remains generally in the moderate category.  South Atlantic The marine heatwave off the coast of Namibia is decreasing in size and intensity, with… Read More Marine HEat Wave 03/07/2026

Outlook of Sargassum Blooms – February 28, 2026

A perspective for the Caribbean Sea and Gulf of America* by the University of South Florida Optical Oceanography Lab – (bbarnes4@usf.edu, yuyuan@usf.edu, huc@usf.edu) The map above shows the average Sargassum abundance for February 2026, with warm colors representing higher abundance. The highest color (red) indicates that 0.4% of the ocean surface is covered by Sargassum,… Read More Sargasso outlook Feb 28 2026