Hidden in plain sargassum

Beachcombing report


The sargassum swimming crab (Portunus sayi) is a remarkable pelagic crustacean that thrives among the drifting mats of seaweed in the Atlantic Ocean, Caribbean Sea, and Gulf. Though primarily associated with warmer waters, it has also been recorded as far north as Maine, highlighting its adaptability. This crab’s entire life is centered around floating seaweed — most notably, the golden-brown […]

 

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