Noticed sargassum on the shoreline oceans recently? Here’s what you should know.

Seaweeds are a natural part of marine ecosystems and can be found in oceans worldwide, including in the waters surrounding Aruba. Lately many visiting guests noticed seaweed floating near the coast of the iconic Natural Bridge.  The presence of seaweed in Aruba’s waters can be influenced by a variety of factors, including water temperature, nutrient levels, ocean currents, and weather patterns. 

One particular species of seaweed that has been known to wash up on the shores of Aruba is sargassum, a brown macroalgae that forms floating mats in the open ocean. These mats can be carried by ocean currents, and when they reach the shore, they may accumulate in large amounts.  The proliferation of sargassum seaweed in recent years has been linked to a combination of factors, including changes in ocean temperatures, changes in ocean currents, and increased nutrient runoff from land-based sources. These factors have created conditions that are more favorable for the growth and spread of sargassum, leading to more frequent and larger accumalations of the seaweed on beaches and shorelines around the world, including Aruba.